Mosasaur dinosaur

A partial mosasaur jaw from northwestern Alberta, with a single tooth exposed. On display at the Philip J. Currie Dinosaur Museum. By Nicholas Carter. Despite being known to paleontologists for such a long time, and from so many specimens around the world, mosasaurs have never reached the same levels of popularity as dinosaurs.

A new species of mosasaur, a sea-dwelling lizard from the time of the dinosaurs, has been discovered by scientists. It has odd, ridged teeth that are unlike those of any other known reptile. This ...About this game. Play as real Mosasaurus and survive in the wildness as long as you can. Journey to a hidden, untouched Jurassic island and kill the most ferocious animals in history. Realistic day-night cycle. With correct sun and moon positions with full location support with latitude and longitude. Seasons will auto changed.Find amazing and genuine dinosaur fossils and more available for sale. Each specimen comes with a certificate of authenticity. See Tyrannosaurus Rex, Triceratops, Spinosaurus, Ankylosaurus, and More! ... Mosasaur Tooth - 1.37" in Matrix with Shark Tooth $129.00 Mosasaur Tooth - 1.41" in Matrix $99.00 Mosasaur Tooth - 1.50" in Matrix $89.00 ...Weight of Mosasaurus. The weight of Mosasaurus is estimated to be between 5,000 to 8,000 kg (11,000 to 17,600 lbs.). however this is the estimate for the 30 plus feet Mosasaurus. if it was indeed up to 50 feet plus in length then it would have weighed upwards of 15,000 kg ( 36000 lbs.) and if that length probably considerably more.Jun 17, 2020 · Mosasaurs were a type of aquatic lizard that lived between 70 and 66 million years ago. DottedZebra/Alamy. A dinosaur-era animal laid one of the largest eggs ever, measuring 29 by 20 centimetres ...

May 18, 2023 — Scientists have discovered a new species of mosasaur, a sea-dwelling lizard from the age of the dinosaurs, with strange, ridged teeth unlike those of any known reptile. Along with ...The Perot Museum of Nature and Science is a world-class museum located in Dallas, Texas. It is home to a variety of interactive exhibits, educational programs, and activities that explore the natural world. From dinosaurs to space explorati...6‭ ‬-‭ ‬Globidens. Globidens is another mosasaur that had developed a very special dietary preference.‭ ‬The name Globidens means‭ ‘‬globe teeth‭’‬,‭ ‬a reference to the main teeth which were not pointed like other mosasaurs,‭ ‬but blunt and rounded.‭ ‬This was so the teeth would not splinter and break as ...Jun 17, 2020 · Norell and molecular paleobiologist Jasmina Wiemann at Yale University analyzed two clutches of fossil dinosaur eggs—that of the 75-million-year-old Protoceratops from Mongolia, and a clutch laid about 215 million years ago by Mussaurus, a relative of long-necked giants like Diplodocus. They used a new technique that bathes the samples in ... Francisco Hueichaleo An illustration of the underwater hatching process of the mosasaur dinosaur. The largest reptile egg in recorded history has officially been discovered in Antarctica. According to IFL Science , the football-sized specimen is the first known fossilized soft-shell egg ever found on the continent, and is believed to have been ...The Onion Creek Mosasaur was a ferociously aggressive 30-foot marine reptile that lived during the dinosaur age. Its 3-foot-wide open mouth and 4-foot-long jaw made it the top predator — and largest animal — in the inland sea that covered much of Texas and 40% of present-day North America millions of years ago.

Some species of mosasaurs, such as the Tylosaurus, were known to hunt in groups, indicating social behavior. Their powerful jaws, equipped with sharp teeth, allowed them to capture and consume prey with ease. Mosasaurs were also known to use ambush tactics, waiting for their prey to swim by before attacking suddenly.Prognathodon is a Mosasaur from late Cretaceous South Dakota and Colorado, USA, Belgium, New Zealand, Morocco, and the Netherlands. Prognathodon constitutes one of the largest-bodied mosasaur genera, with the largest known skull (belonging to P. currii) exceeding 140 cm in length. Despite its massive size, remains of the genus are often …Aug 24, 2022 · The new mosasaur lived in the final million years of the Age of Dinosaurs, a contemporary of animals like T. rex and Triceratops. Along with recent discoveries of mosasaurs from Morocco, it ... The majority of the states in the United States have an official state fossil designation. Several states have fossils unofficially designated thanks to a fossil being designated as the “State Dinosaur” or “State Stone”. There are 7 states without a state fossil designation, Arkansas, Hawaii, Indiana, Iowa, Minnesota, New Hampshire and ...The Fossil Mosasaurus is like the regular Mosasaurus except it’s in the form of a fossil. The Fossil Mosasaurus was obtainable during the 2015, 2016 and 2018 Halloween events. The scaling of the Classic Fossil Mosasaurus is quite huge compared to the default Mosasaurus, and for a while was very popular with floor glitches until its remake ...

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Mosasaur dinosaurs are an extinct group of large marine reptiles. Mosasaur teeth come in various sizes and from various species. This specimen is a large, top-grade fossil Mosasaur tooth from a Mosasaurus beaugei dinosaur. This species is the largest identified mosasaur dinosaur from the Oulad Abdoun Basin of Morocco and the largest of six species known …The fossils belonging to the newfound mosasaur were found in rock older than the K-Pg boundary, a term used for the mass extinction that killed the non-avian dinosaurs. (Image credit: Nick Longrich)Importantly, mosasaurs were not dinosaurs, they were an entirely different class of reptile, in the squamate group. Superseding the earlier ichthyosaurs and pliosaurs, these oceanic squamates related to snakes and monitor lizards were some of the largest marine organisms of the time, and some of the largest predatory reptiles, period.Sixty six million years ago, sea monsters really existed. They were mosasaurs, huge marine lizards that lived at the same time as the last dinosaurs. Growing up to 12 metres long, mosasaurs looked ...

The Mosasaurus was a carnivorous aquatic hunter, and their prey was most likely fish, marine reptiles, birds, pterosaurs, smaller mosasaurs and maybe even land dinosaurs. The teeth of a Mosasaurus were shaped like sharp spikes, allowing them grip and hold onto their prey. The double-hinged jaw of the Mosasaurus would allow it to swallow its ... Check out our mosasaur tooth necklace selection for the very best in unique or custom, handmade pieces from our rocks & geodes shops.Its star-shaped teeth are what makes it unique. Scientists have discovered a new species of mosasaur, a giant sea-dwelling lizard that dates back to the age of the dinosaurs, that stands out ... Mounted skeleton of a Mosasaurus. This research history of Mosasaurus documents the historical, cultural, and scientific accounts surrounding the Mosasaurus, a genus of …Apple TV’s 2022 Prehistoric Planet docuseries puts David Attenborough’s narration in the exact right place to start: Water dinosaurs, the best kind. Read our review before the series is fully ...Mosasaurus hoffmanni is the biggest Mosasaur fossil ever found. Scientists estimate that it was about 39-42 feet long, but could get up to 57 feet! It weighed 2200 lbs. or more. Its size is comparable to that of the Megalodon, a well-known, giant prehistoric shark believed to have lived about the same time.Tylosaurus is a genus of Mosasaur, a group of large, predatory marine reptiles that lived during the Late Cretaceous (about 85 million years ago). This 45-foot-long lizard-like beast lived alongside the dinosaurs and other prehistoric creatures of the Cretaceous period. However, it wasn’t a dinosaur. Instead, it is more closely related to ...RARE Restored Mosasaur Dinosaur Skull with Nice Fossil Teeth 💀 Tooth F093. $3,995.00. $75.35 shipping. or Best Offer. Extremely Rare* 13 3/4" Morrison Formation Dinosaur Fossil Bone Section 6.8lbs. $189.73. Free shipping. or Best Offer. Benefits charity. SPONSORED. Ankylosaurus Armor Scute Dinosaur Bone - Lance Formation.The mosasaur in the movie was ridiculously larger than the largest mosasaur ever discovered, which still comes in at a staggering 56 feet long! Though not true dinosaurs, mosasaurs are so exciting that they often come up in conversation with the likes of T-Rex and Spinosaurus.Weight of Mosasaurus. The weight of Mosasaurus is estimated to be between 5,000 to 8,000 kg (11,000 to 17,600 lbs.). however this is the estimate for the 30 plus feet Mosasaurus. if it was indeed up to 50 feet plus in length then it would have weighed upwards of 15,000 kg ( 36000 lbs.) and if that length probably considerably more.Mosasaurus was a genus of mosasaur from the Late Cretaceous period. Mosasaurus were giant carnivorous, aquatic lizards, somewhat resembling flippered crocodiles, with big elongated jaws. This genus existed during the Maastrichtian age of the Cretaceous period (Mesozoic era), around 70–66 million years ago in the area of modern Western Europe and North America in a western interior sea and ...٢٠‏/١٢‏/٢٠١٢ ... Everything Dinosaur supplies a wide variety of marine reptiles including replicas of mosasaurs: Papo Marine Reptiles, Dinosaurs and Prehistoric ...

Don’t believe everything you see in the movies. Mosasaurs were huge marine reptiles that lived in the Late Cretaceous, alongside dinosaurs–but they were not ...

Jun 14, 2021 · Paleontologists analyzed two skulls and made the call, but aren’t sure about the exact type of animal they’ve discovered. The amber-encased fossil was touted as the smallest fossil dinosaur ... Jun 17, 2020 · Norell and molecular paleobiologist Jasmina Wiemann at Yale University analyzed two clutches of fossil dinosaur eggs—that of the 75-million-year-old Protoceratops from Mongolia, and a clutch laid about 215 million years ago by Mussaurus, a relative of long-necked giants like Diplodocus. They used a new technique that bathes the samples in ... Mosasaurs were a type of aquatic lizard that lived between 70 and 66 million years ago. DottedZebra/Alamy. A dinosaur-era animal laid one of the largest eggs ever, measuring 29 by 20 centimetres ...Tylosaurus proriger mounted skeleton in the Rocky Mountain Dinosaur Resource Center in Woodland Park, Colorado. This list of mosasaurs is a comprehensive listing of all genera that have ever been included in the family Mosasauridae or the parent clade Mosasauroidea, excluding purely vernacular terms.The list includes all commonly …Mosasaurs were a type of aquatic lizard that lived between 70 and 66 million years ago. DottedZebra/Alamy. A dinosaur-era animal laid one of the largest eggs ever, measuring 29 by 20 centimetres ...Colouring pages have been a popular activity for children for generations. They provide a fun and easy way for kids to express their creativity and develop important skills. One popular type of colouring page is the dinosaur colouring page.RARE Restored Mosasaur Dinosaur Skull with Nice Fossil Teeth 💀 Tooth F093. $3,995.00. $75.35 shipping. or Best Offer. Extremely Rare* 13 3/4" Morrison Formation Dinosaur Fossil Bone Section 6.8lbs. $189.73. Free shipping. or Best Offer. Benefits charity. SPONSORED. Ankylosaurus Armor Scute Dinosaur Bone - Lance Formation.Mosasaurs were large, predatory marine lizards of the Upper Cretaceous. The first fossil Mosasaur, Mosasaurus hoffmanni, was found in the Netherlands in 1776. [1] p7 It was named in 1822 by W.D. Conybeare. For the last 20 million years of the Cretaceous period after the extinction of the ichthyosaurs and pliosaurs, mosasaurs became the dominant ...31 juil. 2018 - Découvrez le tableau "mosasaur" de ivan guillot sur Pinterest. Voir plus d'idées sur le thème paleontologie, dinosaure, fossiles.

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This action figure has realistic sculpting and moveable joints really bring this movie-inspired creature to life in a huge way! This massive figure is 8.5 in tall and almost 30 INCHES LONG, with a movable jaw, to dominate any dinosaur play scene! Bring the Mosasaurus TO LIFE with extended digital play using Augmented Reality (AR)! Alabama's Black Belt is one of the best places in the world to find mosasaur fossils. Graphic by Ramsey Archibald. That eroding chalk is rich with fossils large and small, including shark teeth ...In anticipation of the upcoming Jurassic World: Dominion, we're revisiting the recent Jurassic World movies from 2015 and 2018 and are counting down the best...Dinosaurs. A paleo-population study is one of the most difficult of analyses to conduct in field paleontology. Here is the most recent estimate of the proportions of the eight most common dinosaurian families in the Hell Creek Formation, based on detailed field studies by White, Fastovsky and Sheehan (1998). ... Indeterminate mosasaur remains ...Follow along with us and learn how to draw a cool mosasaurus dinosaur!👩🎨 JOIN OUR ART HUB MEMBERSHIP! VISIT https://www.artforkidshub.tv/🎨 VISIT OUR AM...Mosasaurus was a carnivore.It lived in the Cretaceous period and inhabited Europe and North America.Its fossils have been found in places such as Centre-Loire Valley (France), South Dakota and Nebraska.. Quick facts about Mosasaurus: Existed from Upper Cretaceous Epoch to 61.7 million years agoA person who makes a living studying dinosaurs is called a paleontologist. But there is much more to being a paleontologist than just studying dinosaurs. One thing is certain: working as a paleontologist doesn’t mean sitting around an offic...About this game. Play as real Mosasaurus and survive in the wildness as long as you can. Journey to a hidden, untouched Jurassic island and kill the most ferocious animals in history. Realistic day-night cycle. With correct sun and moon positions with full location support with latitude and longitude. Seasons will auto changed.Check out our mosasaur tooth necklace selection for the very best in unique or custom, handmade pieces from our rocks & geodes shops.Jurassic World Toys Camp Cretaceous Mosasaurus Dinosaur & Kenji figure set for preschool kids ages 3-8 years. 1,294. $1556. List: $16.99. FREE delivery Sat, Sep 16 on $25 of items shipped by Amazon. Only 1 left in stock - order soon. More Buying Choices. $14.75 (41 new offers) Ages: 36 months - 8 years. ….

... Dino Fact you can check it out here. Mosasaur might look ... an artist's rendering of a dinosaur swimming in the ocean. More like this.The surprising truth. Of course the fatal flaw in the idea that giant dinosaurs still lurk in remote jungles or cold, deep lakes is that all the evidence suggests they died out about 65 million ...Mosasaurus What Is A Mosasaurus? Mosasaurus is an extinct aquatic reptile that lived at the very end of the Cretaceous Period, from around 82.7 to 66 million years ago.Mosasaurus was not a dinosaur; …The Science Of Jurassic Park And The Lost World Or, How To Build A Dinosaur; The Science of Michael CrichtonImage by Dmitry Bogdanov. One of the best-known types of Mosasaur is Mosasaurus. In fact, Mosasaurus isn’t one species, but a genus containing a dozen or so different species; one of around 40 known mosasaur genera. A mosasaurus played a prominent role in the movie Jurassic World, where it lived in a huge Sea World-style arena.The name Mosasaurus ( pronounced MOE-zah-SORE-usis) is partly derived from the Latin word Mosa (the Meuse River), and the second half of the name comes from the word Sauros, which is Greek for lizard. This ocean-dwelling creature is from the late Cretaceous period (70 to 65 million years ago).Tylosaurus is a genus of Mosasaur, a group of large, predatory marine reptiles that lived during the Late Cretaceous (about 85 million years ago). This 45-foot-long lizard-like beast lived alongside the dinosaurs and other prehistoric creatures of the Cretaceous period. However, it wasn’t a dinosaur. Instead, it is more closely related to ...Quick Mosasaurs Facts. The Mosasaurus was certainly big, however the estimates vary from 36 feet to 59 feet long. The name Mosasaurus, means “Lizard of the Meuse River Mosasaurus has between 40 to 50 sharp, cone-shaped teeth. Some were just 3 feet long (1 metre) and others are estimated to be up to 59 feet long!(almost 20 metres) …Mosasaurs had a double-hinged jaw and a flexible skull, making them somewhat similar to modern day snakes. This helped them to easily gulp down their prey nearly whole. Size: The Mosasaur was typically about 3.0 metres (9.8 ft) to 3.5 metres (11 ft) long at its shortest. At its largest, around 17.5 metres (57 ft) . Community content is ... Mosasaur dinosaur, ٠٢‏/٠٨‏/٢٠١١ ... At a time when dinosaurs ruled the land, mosasaurs, a type of swimming reptile related to modern Komodo dragons, came to dominate the seas., Large Dinosaur age Fossil 66 To 309 Million HYBODONT Venomous Shark Spine 6 Inch. $129.95. $3.77 shipping. or Best Offer. SPONSORED. Fossil Lebanese Shrimp Cretaceous Dinosaur Age on Matrix. ... Genuine Huge Mosasaur Dinosaur Tooth Fossil Still Embedded in Excavation Matrix . $39.99. $6.75 shipping. 4 watching., Browse 114 authentic mosasaur stock photos, high-res images, and pictures, or explore additional dinosaur or megalodon stock images to find the right photo at the right size and resolution for your project. , Required fields are marked. Some of the biggest water dinosaurs are Mosasaurus, Shastasaurus, Tylosaurus, Elasmosaurus, and Shonisaurus. They belonged to different families of reptiles and existed in different periods during the dinosaur age. The largest marine reptile ever discovered is a Shonisaurus at upwatds or 80 feet and 150,000 lbs., Browse 114 authentic mosasaur stock photos, high-res images, and pictures, or explore additional dinosaur or megalodon stock images to find the right photo at the right size and resolution for your project., Mosasaurus was a carnivore. It lived in the Cretaceous period and inhabited Europe and North America . Its fossils have been found in places such as Centre-Loire Valley (France), South Dakota and Nebraska . Quick facts about Mosasaurus: Existed from Upper Cretaceous Epoch to 61.7 million years ago. Lived in a terrestrial habitat. Was a carnivore., The Mosasaurus was a carnivorous aquatic lizard that existed in the Mesozoic era of the Cretaceous period, around 70-66 million years ago in what is now known as western Europe and North America. The first skull fragments were found in 1764 in a chalk quarry in St Pietersberg, Netherlands and in 2012, a skeleton of a Mosasaurus was found in the ..., Its star-shaped teeth are what makes it unique. Scientists have discovered a new species of mosasaur, a giant sea-dwelling lizard that dates back to the age of the dinosaurs, that stands out ... , Mosasaurus is an aquatic lizard which lived approximately 70 million to 65 million years ago during the Late Cretaceous Period. It was first discovered during the mid-18th century in …, Mosasaurus (/ ˌ m oʊ z ə ˈ s ɔːr ə s /; "lizard of the Meuse River") is the type genus (defining example) of the mosasaurs, an extinct group of aquatic squamate reptiles.It lived from about 82 to 66 million years ago during the Campanian and Maastrichtian stages of the Late Cretaceous., Dinosaurs in The Meg 2: Tyrannosaurus Rex. The Tyrannosaurus Rex, or T-Rex, was a huge carnivore dinosaur that lived during the Late Cretaceous period, about 68 to 66 million years ago, in …, Mosasaurs (from Latin Mosa meaning the ' Meuse ', and Greek σαύρος sauros meaning 'lizard') comprise a group of extinct, large marine reptiles from the Late Cretaceous. Their first fossil remains were discovered in a limestone quarry at Maastricht on the Meuse in 1764. They belong to the order Squamata, which includes lizards and snakes ., Mosasaur Tooth. MSRP: Was: Now: $9.00 - $12.00. Dinosaur Tooth - Spinosaurus - Thumbnail. Quick view. Out of stock · Dinosaur Tooth - Spinosaurus. MSRP: Was:., Mosasaurs (from Latin Mosa meaning the ' Meuse ', and Greek σαύρος sauros meaning 'lizard') comprise a group of extinct, large marine reptiles from the Late Cretaceous. Their first fossil remains were discovered in a limestone quarry at Maastricht on the Meuse in 1764. They belong to the order Squamata, which includes lizards and snakes . , View 2 Images. Along with the megalodon shark, the mosasaur was likely one of the most ferocious prehistoric marine predators. A previously unknown species of the reptile has now been classified ..., Mosasaur was the T-Rex of the sea in those prehistoric times, and ammonites were “what’s for dinner.” Is the loch Ness monster really a plesiosaur? ... We have curated a number of fossil collections including: dinosaur fossils, raw minerals, mammal fossils, plant fossils and more! Fossil Age Minerals was founded on the joys of discovery ..., If the shark that the Mosasaur eats is about 3 meters long which is the average length of a Great White Shark, and if the Mosasaurs head is about 2x the size of the shark, the head is about 6 meters long. Since the head is about 1/4 of the total length of the creature, 1/4=6 Meters, 4/4=24 meters. The mosasaur is about 24 meters., Be Unique. Shop mosasaurus hoodies created by independent artists from around the globe. We print the highest quality mosasaurus hoodies on the internet, A mosasaur, an ancient reptile that lived during the Mesozoic, might have laid the newly described fossil egg found in Antarctica. (Image credit: Francisco Hueichaleo, 2020), 31088 Sea Dinosaur Mosasaur Alternative Build. By gabizon DESIGNER. Pufferfish 31088 Alternate. By bricksmartworkshop DESIGNER. Transformer Excavator from LEGO Creator set 31088. ... 3 TO 1 Sea Dinosaur Mosasaurus Alternative Build | Build from set 31090 + 31088 + 31102. By gabizon DESIGNER. Mr Snappy (Hungry Shark World) …, Browse 114 authentic mosasaur stock photos, high-res images, and pictures, or explore additional dinosaur or megalodon stock images to find the right photo at the right size and resolution for your project., Mosasaurs (from Latin Mosa meaning the ' Meuse ', and Greek σαύρος sauros meaning 'lizard') comprise a group of extinct, large marine reptiles from the Late Cretaceous. Their first fossil remains were discovered in a limestone quarry at Maastricht on the Meuse in 1764. They belong to the order Squamata, which includes lizards and snakes ., Sep 30, 2021 · Fun Mosasaurus Facts For Kids. Yes, this is the hero that drags down the Indominus rex dinosaur from the 'Jurassic Park' movie series. The genus Mosasaurus is a group of extinct aquatic animals under the order of Squamata. These marine animals are estimated to have lived during the Campanian and the Maastrichtian age of the Late Cretaceous ... , Jul 20, 2023 · Required fields are marked. Some of the biggest water dinosaurs are Mosasaurus, Shastasaurus, Tylosaurus, Elasmosaurus, and Shonisaurus. They belonged to different families of reptiles and existed in different periods during the dinosaur age. The largest marine reptile ever discovered is a Shonisaurus at upwatds or 80 feet and 150,000 lbs. , 19 Mosasaurus Facts for Kids. The Mosasaurus was discovered in 1764, by lieutenant Jean Baptiste Drouin. The Mosasaurus got its scientific name Mosasaurus hoffmanni in 1829, by Gideon Mantell. The holotype …, Many books and documentaries cast mosasaurs among the many "also-rans" that lived alongside the dinosaurs between 98 and 65 million years ago. A genus or two – usually Mosasaurus and Tylosaurus ..., AMELIA ZIETLOW (Ph.D. Candidate, Richard Gilder Graduate School): Mosasaurs are a group of extinct marine lizards that lived during the late Cretaceous. The camera pans across a much smaller mosasaur fossil behind glass. ZIETLOW: Imagine a Komodo dragon except- , The oceans of the dinosaurs' time were full of many large creatures, but few were as fearsome as the mosasaur. This 50-foot-long reptile has the blubber of a whale, four powerful flippers, long, strong jaws, a second pair of teeth within the throat, and a long, powerful tail topped off with a dorsal fin of cartilage, much like the tail of a shark., Frequently bought together. This item: Jurassic World Real Feel Mosasaurus. $6999. +. Jurassic World Extreme Chompin' Spinosaurus Dinosaur Action Figure Toy with Huge Bite, Authentic Design & Movable Joints. $3499. +. Jurassic World Destroy ‘N Devour Indominus Rex with Chomping Mouth, Slashing Arms, Lights & …, Mosasaur Tooth. MSRP: Was: Now: $9.00 - $12.00. Dinosaur Tooth - Spinosaurus - Thumbnail. Quick view. Out of stock · Dinosaur Tooth - Spinosaurus. MSRP: Was:., Mosasaurus is a genus of marine reptile in Evolution 2, originating in Late Cretaceous Europe and North America. The Mosasaurus is an apex predator and the largest marine reptile available, measuring up to 18 meters long. Mosasaurus is unlocked in the Jurassic World Chaos Theory level and in Challenge Mode, and its fossils can be excavated from …, Jun 18, 2020 · Francisco Hueichaleo An illustration of the underwater hatching process of the mosasaur dinosaur. The largest reptile egg in recorded history has officially been discovered in Antarctica. According to IFL Science , the football-sized specimen is the first known fossilized soft-shell egg ever found on the continent, and is believed to have been ... , The Giant Mosasaur is a prehistoric animal in Sea Monsters. Though it was not revealed in the show, the real name of the species featured is Tylosaurus. Reaching 15 m in length, this was the dominanant carnivore of the Late Cretaceous seas, feeding on fish (Xiphactinus and sharks), sea birds (Hesperornis), and other reptiles (Archelon), plesiosaurs and …