Muraenosaurus leedsii
Diagnosis
Member of the genusMuraeonosaurus in which the cervical ribs rarely develop a prominent anterior flange'; the interclavicle is plate-like with a median anterior notch and a median posteror projection; the the manus the intermedium has a very small contact with the radius and a large articulation with the ulna; the overall length of the adult is 4.5 to 5.2 metres.
Etymology
from the Leeds collection
Fossils
 
Catalogue No
Collection
Specimen
Age
Callovian (Stage/Age)
Rock Unit
Oxford Clay
Locality
Peterborough
 
ID record for BMNH R 3704
Muraenosaurus leedsii
Refered Specimen
Brown, David S. (1984) Discovery of a specimen of the plesiosaur <i>Colymbosaurus trochanterius</i> (OWEN) on the Island of Portland.; Dorset Natural History and Archaeological Society Proceedings, 105, pp.170
Muraenosaurus leedsii
Refered Specimen
Brown, David S. (1981) The English Upper Jurassic Plesiosauroidea (Reptilia) and a review of the phylogeny and classification of the Plesiosauria; Bulletin of the British Museum (Natural History), Geology, 35(4), pp.253-347
Muraenosaurus leedsii
Refered Specimen
Andrews, C. W. (1910) A descriptive catalogue of the marine reptiles of the Oxford Clay, Part I.; , pp.215pp.
Specimen
Age
Kimmeridgian (Stage/Age)
Rock Unit
Kimmeridge Clay Formation
Locality
Ely
 
ID record for SMC J30069
Muraenosaurus leedsii
Refered Specimen
Brown, David S. (1981) The English Upper Jurassic Plesiosauroidea (Reptilia) and a review of the phylogeny and classification of the Plesiosauria; Bulletin of the British Museum (Natural History), Geology, 35(4), pp.253-347
Specimen
Age
Kimmeridgian (Stage/Age)
Rock Unit
Kimmeridge Clay Formation
Locality
Ely
 
ID record for SMC J30070
Muraenosaurus leedsii
Refered Specimen
Brown, David S. (1981) The English Upper Jurassic Plesiosauroidea (Reptilia) and a review of the phylogeny and classification of the Plesiosauria; Bulletin of the British Museum (Natural History), Geology, 35(4), pp.253-347
Specimen
Age
Kimmeridgian (Stage/Age)
Rock Unit
Kimmeridge Clay Formation
Locality
Ely
 
ID record for SMC J30071
Muraenosaurus leedsii
Refered Specimen
Brown, David S. (1981) The English Upper Jurassic Plesiosauroidea (Reptilia) and a review of the phylogeny and classification of the Plesiosauria; Bulletin of the British Museum (Natural History), Geology, 35(4), pp.253-347
Specimen
Age
Callovian (Stage/Age)
Rock Unit
Oxford Clay
Locality
Reepham
 
ID record for SCM P.2916
Muraenosaurus leedsii
Refered Specimen
Brown, David S. and Keen, John A. (1991) An Extensive Marine Vertebrate Fauna from the Kellaways Sand [Callovian, Middle Jurassic] of Lincolnshire; Mercian Geologist, 12(2), pp.87-96
Specimen
Age
Callovian (Stage/Age)
Rock Unit
Oxford Clay
Locality
Peterborough
 
ID record for LEICT G2.1998.10
Muraenosaurus leedsii
 
 
Specimen
Age
Callovian (Stage/Age)
Rock Unit
Oxford Clay
Locality
Peterborough
 
ID record for LEICT G2.1998.11
Muraenosaurus leedsii
 
 
Specimen
Age
Callovian (Stage/Age)
Rock Unit
Oxford Clay
Locality
Peterborough
 
ID record for LEICT G2.1998.3
Muraenosaurus leedsii
 
 
Specimen
Age
Callovian (Stage/Age)
Rock Unit
Oxford Clay
Locality
Peterborough
 
ID record for LEICT G2.1998.6
Muraenosaurus leedsii
 
 
Specimen
Age
Callovian (Stage/Age)
Rock Unit
Oxford Clay
Locality
Peterborough
 
ID record for LEICT G2.1998.9
Muraenosaurus leedsii
 
 
Specimen
Age
Callovian (Stage/Age)
Rock Unit
Oxford Clay
Locality
Peterborough
 
ID record for LEICT G418.1956.35
Muraenosaurus leedsii
 
 
Specimen
Age
Callovian (Stage/Age)
Rock Unit
Oxford Clay
Locality
Peterborough
 
ID record for LEICT G418.1956.40
Muraenosaurus leedsii
 
 
Specimen
Age
Callovian (Stage/Age)
Rock Unit
Oxford Clay
Locality
Peterborough
 
ID record for LEICT G418.1956.44
Muraenosaurus leedsii
 
 
Specimen
Age
Callovian (Stage/Age)
Rock Unit
Oxford Clay
Locality
Peterborough
 
ID record for LEICT G418.1956.52
Muraenosaurus leedsii
 
 
Specimen
Age
Callovian (Stage/Age)
Rock Unit
Oxford Clay
Locality
Peterborough
 
ID record for LEICT G418.1956.53
Muraenosaurus leedsii
 
 
Specimen
Age
Callovian (Stage/Age)
Rock Unit
Oxford Clay
Locality
Peterborough
 
ID record for LEICT G418.1956.57
Muraenosaurus leedsii
 
 
Specimen
Age
Callovian (Stage/Age)
Rock Unit
Oxford Clay
Locality
Peterborough
 
ID record for LEICT G418.1956.72
Muraenosaurus leedsii
 
 
Specimen
Age
Callovian (Stage/Age)
Rock Unit
Oxford Clay
Locality
Peterborough
 
ID record for LEICT G418.1956.73
Muraenosaurus leedsii
 
 
Specimen
Age
Callovian (Stage/Age)
Rock Unit
Oxford Clay
Locality
Peterborough
 
ID record for PET R.105
Muraenosaurus leedsii
 
 
Specimen
Age
Callovian (Stage/Age)
Rock Unit
Oxford Clay
Locality
Peterborough
 
ID record for PET R.105a
Muraenosaurus leedsii
 
 
Specimen
Age
Callovian (Stage/Age)
Rock Unit
Oxford Clay
Locality
Peterborough
 
ID record for PET R.106
Muraenosaurus leedsii
 
 
Specimen
Age
Callovian (Stage/Age)
Rock Unit
Oxford Clay
Locality
Peterborough
 
ID record for PET R.11
Muraenosaurus leedsii
 
 
Specimen
Age
Callovian (Stage/Age)
Rock Unit
Oxford Clay
Locality
Peterborough
 
ID record for PET R.240
Muraenosaurus leedsii
 
 
Specimen
Age
Callovian (Stage/Age)
Rock Unit
Oxford Clay
Locality
Peterborough
 
ID record for PET R.36
Muraenosaurus leedsii
 
 
Specimen
Age
Callovian (Stage/Age)
Rock Unit
Oxford Clay
Locality
Peterborough
 
ID record for LEICT G.18.1996
Muraenosaurus leedsii
Refered Specimen
Evans, Mark (1998) A new reconstruction of the cranial morphology of the Callovian plesiosaur Muraenosaurus leedsii Seeley, 1874 (Reptilia, Plesiosauria) based on a partial skull from the Oxford Clay Formation of Peterborough.; proof co
Specimen
Age
Callovian (Stage/Age)
Rock Unit
Oxford Clay
Locality
unknown
 
ID record for BMNH R 2422
Muraenosaurus leedsii
Refered Specimen
Andrews, C. W. (1910) A descriptive catalogue of the marine reptiles of the Oxford Clay, Part I.; , pp.215pp.
Muraenosaurus leedsii
Refered Specimen
Brown, David S. (1981) The English Upper Jurassic Plesiosauroidea (Reptilia) and a review of the phylogeny and classification of the Plesiosauria; Bulletin of the British Museum (Natural History), Geology, 35(4), pp.253-347
Specimen
Age
Callovian (Stage/Age)
Rock Unit
Oxford Clay
Locality
Peterborough
 
ID record for BMNH R 2424
Muraenosaurus leedsii
Refered Specimen
Andrews, C. W. (1910) A descriptive catalogue of the marine reptiles of the Oxford Clay, Part I.; , pp.215pp.
Muraenosaurus leedsii
Refered Specimen
Seeley, H. G. (1892) The Nature of the shoulder girdle and clavicular arch in the sauropterygia; Proceedings of the Royal Society, London, 51, pp.119-151
Muraenosaurus leedsii
Refered Specimen
Brown, David S. (1981) The English Upper Jurassic Plesiosauroidea (Reptilia) and a review of the phylogeny and classification of the Plesiosauria; Bulletin of the British Museum (Natural History), Geology, 35(4), pp.253-347
Specimen
Age
Callovian (Stage/Age)
Rock Unit
Oxford Clay
Locality
Peterborough
 
ID record for BMNH R 2863
Muraenosaurus leedsii
Refered Specimen
Lydekker, Richard (1889) Catalogue of Fossil Reptilia and Amphibia in the British Museum (Natural History) Part II;
Muraenosaurus leedsii
Refered Specimen
Brown, David S. (1981) The English Upper Jurassic Plesiosauroidea (Reptilia) and a review of the phylogeny and classification of the Plesiosauria; Bulletin of the British Museum (Natural History), Geology, 35(4), pp.253-347
Specimen
Age
Callovian (Stage/Age)
Rock Unit
Lower Oxford Clay
Locality
Peterborough
 
ID record for BMNH R 2864
Muraenosaurus leedsii
Refered Specimen
Andrews, C. W. (1910) A descriptive catalogue of the marine reptiles of the Oxford Clay, Part I.; , pp.215pp.
Muraenosaurus leedsii
Refered Specimen
Brown, David S. (1981) The English Upper Jurassic Plesiosauroidea (Reptilia) and a review of the phylogeny and classification of the Plesiosauria; Bulletin of the British Museum (Natural History), Geology, 35(4), pp.253-347
Specimen
Age
Callovian (Stage/Age)
Rock Unit
Oxford Clay
Locality
Peterborough
 
ID record for BMNH R 2421
Muraenosaurus leedsii
Holotype
Seeley, H. G. (1874) On Muraenosaurus leedsii, a PLESOSAURIAN from the OXFORD CLAY.; Quarterly Journal of the Geological Society of London, (), pp.197-203
Muraenosaurus leedsii
Refered Specimen
Brown, David S. (1981) The English Upper Jurassic Plesiosauroidea (Reptilia) and a review of the phylogeny and classification of the Plesiosauria; Bulletin of the British Museum (Natural History), Geology, 35(4), pp.253-347
Muraenosaurus leedsii
Refered Specimen
Andrews, C. W. (1910) A descriptive catalogue of the marine reptiles of the Oxford Clay, Part I.; , pp.215pp.
Specimen
Age
Callovian (Stage/Age)
Rock Unit
Oxford Clay
Locality
Peterborough
 
ID record for BMNH R 2426
Muraenosaurus leedsii
Refered Specimen
Seeley, H. G. (1892) The Nature of the shoulder girdle and clavicular arch in the sauropterygia; Proceedings of the Royal Society, London, 51, pp.119-151
Muraenosaurus leedsii
Refered Specimen
Brown, David S. (1981) The English Upper Jurassic Plesiosauroidea (Reptilia) and a review of the phylogeny and classification of the Plesiosauria; Bulletin of the British Museum (Natural History), Geology, 35(4), pp.253-347
Specimen
Age
Callovian (Stage/Age)
Rock Unit
Oxford Clay
Locality
Peterborough
 
ID record for BMNH R 2428
Muraenosaurus leedsii
Refered Specimen
Brown, David S. (1981) The English Upper Jurassic Plesiosauroidea (Reptilia) and a review of the phylogeny and classification of the Plesiosauria; Bulletin of the British Museum (Natural History), Geology, 35(4), pp.253-347
Specimen
Age
Callovian (Stage/Age)
Rock Unit
Oxford Clay
Locality
Peterborough
 
ID record for BMNH R 2478
Muraenosaurus leedsii
Refered Specimen
Seeley, H. G. (1892) The Nature of the shoulder girdle and clavicular arch in the sauropterygia; Proceedings of the Royal Society, London, 51, pp.119-151
Specimen
Age
Callovian (Stage/Age)
Rock Unit
Oxford Clay
Locality
Peterborough
 
ID record for BMNH R 2861
Muraenosaurus leedsii
Refered Specimen
Brown, David S. (1981) The English Upper Jurassic Plesiosauroidea (Reptilia) and a review of the phylogeny and classification of the Plesiosauria; Bulletin of the British Museum (Natural History), Geology, 35(4), pp.253-347
Specimen
Age
Callovian (Stage/Age)
Locality
Benerville
 
ID record for MLH(GEP) not known
Muraenosaurus leedsii
Refered Specimen
Bardet, Nathalie (1994) Pliosaurs And Plesiosaurs From the Middle Jurassic (Callovian) of Normandy; Revue de Paléobiologie, Vol. Spé, pp.1-7
Specimen
Age
Callovian (Stage/Age)
Locality
Oblast of Riasan
 
ID record for not known
Muraenosaurus leedsii
Refered Specimen
 
Specimen
Age
Callovian (Stage/Age)
Locality
Montaubert
 
ID record for not known
Muraenosaurus leedsii
Refered Specimen
 
Specimen
Age
Portlandian (Stage/Age)
Rock Unit
Portland Stone Formation
Locality
Brill
 
ID record for not known
Muraenosaurus leedsii
Refered Specimen
Delair, Justin B. and Wimbledon, William A. (1993) Reptilia from the Portland Stone (Late Jurassic) of England: A preliminary survey of the Material and the Literature; Modern Geology, 18:(Number 3), pp.331-348.
Specimen
Age
Portlandian (Stage/Age)
Rock Unit
Portland Stone Formation
Locality
Shotover
 
ID record for not known
Muraenosaurus leedsii
Refered Specimen
Delair, Justin B. and Wimbledon, William A. (1993) Reptilia from the Portland Stone (Late Jurassic) of England: A preliminary survey of the Material and the Literature; Modern Geology, 18:(Number 3), pp.331-348.
Specimen
Age
Callovian (Stage/Age)
Rock Unit
Oxford Clay
Locality
Weymouth
 
ID record for BMNH R 44187
Muraenosaurus leedsii
Refered Specimen
Delair, Justin B. (1959) The Mesozoic Reptiles of Dorset; Proceedings of the Dorset Natural History and Archaeology Society, 30, pp.52-90
Specimen
Age
Callovian (Stage/Age)
Rock Unit
Oxford Clay
Locality
unknown
 
ID record for BMNH R 2427
Muraenosaurus leedsii
Refered Specimen
Andrews, C. W. (1910) A descriptive catalogue of the marine reptiles of the Oxford Clay, Part I.; , pp.215pp.
Specimen
Age
Callovian (Stage/Age)
Rock Unit
Oxford Clay
Locality
Peterborough
 
ID record for BMNH R 2628 (R 2428?)
Muraenosaurus leedsii
Refered Specimen
Lydekker, Richard (1889) Catalogue of Fossil Reptilia and Amphibia in the British Museum (Natural History) Part II;
Specimen
Age
Callovian (Stage/Age)
Rock Unit
Oxford Clay
Locality
unknown
 
ID record for BMNH R 2426
Muraenosaurus leedsii
Refered Specimen
Brown, David S. (1981) The English Upper Jurassic Plesiosauroidea (Reptilia) and a review of the phylogeny and classification of the Plesiosauria; Bulletin of the British Museum (Natural History), Geology, 35(4), pp.253-347
Specimen
Age
Callovian (Stage/Age)
Rock Unit
Oxford Clay
Locality
unknown
 
ID record for BMNH R 2423
Muraenosaurus leedsii
Refered Specimen
Brown, David S. (1981) The English Upper Jurassic Plesiosauroidea (Reptilia) and a review of the phylogeny and classification of the Plesiosauria; Bulletin of the British Museum (Natural History), Geology, 35(4), pp.253-347
Specimen
Age
Callovian (Stage/Age)
Rock Unit
Oxford Clay
Locality
unknown
 
ID record for BMNH R 2681
Muraenosaurus leedsii
Refered Specimen
Lydekker, Richard (1889) Monograph of the fossil reptilia of the Liassic formation of the British Museum (Natural History). Part II. Containing the Orders Ichthyopterigia and Sauropterygia.; Bulletin of the British Museum (Natural History), Geology,
Specimen
Age
Callovian (Stage/Age)
Rock Unit
Oxford Clay Formation
Locality
St Clements
 
ID record for OUM J25929-41
Muraenosaurus leedsii
Refered Specimen
Dombrowsky, B.A. (1913) Ueber den Knochenfund des Elasmosaurus beim Chutor Lyssow im Dongebiet.; Ann Geol. Min. Russie, 15, pp.5-7
Specimen
Age
Callovian (Stage/Age)
Rock Unit
Oxford Clay
Locality
Peterborough
 
ID record for LIVUNI 4539
Muraenosaurus leedsii
Refered Specimen
 
Specimen
Age
Callovian (Stage/Age)
Rock Unit
Oxford Clay
Locality
Peterborough
 
ID record for LIVUNI 4540
Muraenosaurus leedsii
Refered Specimen
 
Specimen
Age
Callovian (Stage/Age)
Rock Unit
Oxford Clay
Locality
Peterborough
 
ID record for F21779
Muraenosaurus leedsii
Refered Specimen
Araújo, Ricardo et. al. (2008) The Alfred Leeds Fossil Vertebrate Collection of the National Museum of Ireland - Natural History; Irish Journal of Earth Science, 26, pp.17-32