Image: Tylosaurine species size

Description: Size comparison of various specimens of the large mosasaur Tylosaurus. Total lenght and skull lenght based on[1] Silhouettes based on Randomdinos T. rex Tylosaurus rex   KUVP 5033 The "Bunker" specimen has been estimated to be 13.21 m in total length and has a total skull length of 1.63 m [1] Tylosaurus (Hainosaurus?) bernardi   IRScNB R23 Holotype, estimated to be 11.64 m and has a total skull length of 1.38 m [1] Tylosaurus (Hainosaurus?) saskatchweanensis   RSM P2588.1 This specimen (nicknamed "Omācīw") has a skull length of 1.32 m (4.3 ft)[2] and a total length of around 9.75 m (32.0 ft).[3] Tylosaurus proriger   KUVP 1032 Estimated to be 9.65 m and has a total skull length of 1.21 m [1] Tylosaurus (Hainosaurus?) pembinensis   MM V95 This specimen has a skull length of 1.21 m. Length estimates for this species are lacking, but the silhouette been based on the above skull length and revised vertebral count at 8.94 m.[4] Tylosaurus nepaeolicus   AMNH FARB 2167 Estimated to be 8.66 m and has a total skull length of 1.12 m. [1] Tylosaurus 'borealis' This taxon was published in a thesis and is therefore currently invalid.

  TMP 2014.011.0001 Estimated to be 7.74 m and has a total skull length of 1 m. [1] Tylosaurus (Hainosaurus?) gaudryi   MNHN 1896–15) Holotype, estimated to be 7.14 m and has a total skull length of 0.95 m [1] Tylosaurus kansasensis   FHSM VP-13742 Largest specimen. Estimated to be 7 m and has a total skull length of 0.91 m. [1] Tylosaurus iembeensis   MGUAN PA294 Largest specimen. Estimated to be 5.52 m and has a total skull length of 0.71 m. [1]

The diver silhoutte from File:Scuba33.jpg, which is by NOAA and in the public domain.

References

↑ a b c d e f g h i (2026). "A gigantic new species of Tylosaurus (Squamata, Mosasauridae) from Texas : and a revised character list for phylogenetic analyses of Mosasauridae". Bulletin of the American Museum of Natural History (482): 1–77. ISSN 0003-0090.

↑ Jiménez-Huidobro, Paulina; Caldwell, Michael W.; Paparella, Ilaria; Bullard, Timon S. (2019). "A new species of tylosaurine mosasaur from the upper Campanian Bearpaw Formation of Saskatchewan, Canada". Journal of Systematic Palaeontology 17 (10): 849-864.

↑ Omācīw. Royal Saskatchewan Museum. Royal Saskatchewan Museum (2020). Archived from the original on 2020-10-01. Retrieved on 2020-07-29.

↑ Bullard, Timon S.; Caldwell, Michael W. (2010). "Redescription and rediagnosis of the tylosaurine mosasaur Hainosaurus pembinensis Nicholls, 1988, as Tylosaurus pembinensis (Nicholls, 1988)". Journal of Vertebrate Paleontology 30 (2): 416-426.
Author: Slate Weasel

modified by: KoprX
Usage Terms: Creative Commons Attribution-Share Alike 3.0
License: CC-BY-SA-3.0
License Link: http://creativecommons.org/licenses/by-sa/3.0/
Attribution Required?: Yes