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A specimen of Trinacromerum was discovered in a roadside exposure of the Greenhorn Formation in Kansas. The specimen is now catalogued as KUVP 5070. [31] 1938. A large pliosaur skeleton was found on the banks of Russia's Volga River. However, the specimen was damaged during the excavation and only the skull and chest region were successfully ...
A study on the anatomy and affinities of Lasanius is published by Reeves et al. (2023), who interpret this vertebrate as a stem-cyclostome. [9]Dearden et al. (2023) describe the cranial anatomy of Eriptychius americanus, provide evidence of the presence of a symmetrical set of cartilages interpreted as the preorbital neurocranium, and report that the studied cartilages filled out the head and ...
Evidence of the impact of the interplay of abiotic and biotic processes on the evolution of pseudosuchians is presented by Payne et al. (2023). [13]A study on the biomechanical properties of the skull of Riojasuchus tenuisceps is published by Taborda, Von Baczko & Desojo (2023), who propose that R. tenuisceps could have had a wading habit, feeding on small-sizey prey caught from the shoreline.
Published online in 2023, but the issue date is listed as December 2022. [79] Meleagrinella prima [79] Sp. nov Valid Lutikov in Lutikov & Arp Early Jurassic (Toarcian) Russia. A member of the family Oxytomidae. Published online in 2023, but the issue date is listed as December 2022. [79] Miltha (sensu lato) romaniae [80] Sp. nov Valid Kiel ...
Pachyrhizodus caninus skeletons (casts) Pseudoperna congesta fossil oysters encrusting a large Platyceramus platinus bivalve shell, Smoky Hill Chalk member of Niobrara Formation.
A study on the skull morphology of Hupehsuchus nanchangensis, based on data from new specimens from the Lower Triassic Jialingjiang Formation (), is published by Fang et al. (2023), who find the shape of the skull roof and snout of H. nanchangensis to be highly convergent with modern baleen whales, and interpret Hupehsuchus as likely employing continuous ram filter feeding as in extant bowhead ...
Sachicasaurus was a large pliosaur, with the type specimen measuring approximately 10 metres (33 ft) long and weighing 17 metric tons (19 short tons). [ 1 ] [ 2 ] The holotype specimen, MP111209-1 , was found in 2013 and is known from a near complete skull, and postcranial elements including a complete hindlimb and various vertebrae.
A male specimen of Dinopithecus projected to weigh an average of 46 kg (101 lb) and up to 57 kg (126 lb), exceeds the maximum weight record of the chacma baboon, the largest extant baboon. [225] The largest known New World monkey was Cartelles, which is studied as specimen of Protopithecus, weighing up to 34.27 kg (75.6 lb).