Apractocleidus SMELLIE 1915
Type Species
teretipes
Species recorded
Apractocleides aldingeri
Apractocleidus teretipes
Etymology
"functionless clavicle" - a-PRAK-to-KLIE-duhs (Gr. apraktos "functionless, incomplete" + Gr. kleid- (kleis) "key, clavicle" + -us) (m) named for the rigidity of the shoulder girdle, which rendered the clavicles "functionless.
Diagnosis BROWN 1981b
junior synonym of Cryptoclidus SEELEY 1892
Genus List
- 'plesiosaur'
- 'pliosaur'
- ? Pistosaurus
- ? Plesiosaurus
- Alzadasaurus
- Anarosaurus
- Aphrosaurus
- Apractocleidus
- Aptychodon
- Archaeonectrus
- Aristonectes
- as Plesiosaurus
- Attenborosaurus
- Augustasaurus
- Bathyspondylus
- Bishanopliosaurus
- Bobosaurus
- Brachauchenius
- Branacasaurus
- Brimosaurus
- Ceraumosaurus
- Ceraunosaurus
- Ceresiosaurus
- Cetiosaurus
- Charitosaurus
- Chinchenia
- Cimoliasaurus
- Cimoliosaurus
- Colymbosaurus
- Corosaurus
- Crymocetus
- Cryptocleidus
- Cryptoclidae indet
- Cymatosauridae indet
- Cymatosaurus
- Dactylosaurus
- Deirosaurus
- Dolichorhynchops
- Dravidosaurus
- Edgarosaurus
- Elasmosauridae indet
- Elasmosaurus
- Elasmosaurus non
- Embaphias
- Eretmosaurus
- Eridanosaurus
- Eurycleidus
- Eurysaurus
- Fresnosaurus
- Futabasaurus
- Futubasaurus
- Georgiasaurus
- Germanosaurus
- Goniosaurus
- Haematosaurus
- Hauffiosaurus
- Hemilopas
- Hexatarostinus
- Hunosaurus
- Hydralmosaurus
- Hydrorion
- Hydrotherosaurus
- Iserosaurus
- Kaiwhekea
- Keichousaurus
- Kimmerosaurus
- Kronosaurus
- Kwangsisaurus
- Lamprosauroides
- Lariosaurus
- Leptocleididae indet
- Leptocleidus
- Leurospondylus
- Leutkesaurus
- Libonectes
- Liopleurodon
- Lutkesaurus
- Macromerosaurus
- Macroplata
- Manemergus
- Maresaurus
- Mauisaurus
- Mauisaurus non
- Megalneusaurus
- Megalneusaurus non
- Megalosaurus non
- Metanothosaurus
- Microcleidus
- Microleptosaurus
- Micronothosaurus
- Morenosaurus
- Morturneria
- Muraenosaurus
- Myopterygius
- Namuncuranaia
- Neopliosaurus
- Neusticosaurus
- non plesiosaurian
- not recorded
- Nothosauravus
- Nothosauridae indet
- Nothosaurus
- nova MOBBS 1990
- nova OGAWA ; NAKAYA 1995
- nova SATO 1997
- nova SELBY 1993
- nova STORRS in prep
- nova THULBORN ; TURNER 1993
- Occitanosaurus
- Ogmodirus
- Oligosimus
- Opallionectes
- Orophosaurus
- Pachycostasaurus
- Pachypleurosauridae indet
- Pachypleurosaurus
- Pantosaurus
- Paranothosaurus
- Peloneustes
- Peloneustes non
- Picrocleidus
- Piptomerus
- Pistosauridae indet
- Pistosaurus
- Plesiopleurodon
- Plesiopterys
- Plesiosauria indet
- Plesiosauridae indet
- Plesiosaurus
- Plesiosaurus non
- Pliosauridae indet
- Pliosaurus
- Pliosaurus non
- Polycotylidae indet
- Polycotylus
- Polycotylus non
- Polycotylus non (RH)
- Polyptychodon
- Proneusticosaurus
- Psilotrachelosaurus
- Pterosaurs
- Purranisaurus
- Rhaticonia
- Rhomaleosaurus
- Sanchiaosaurus
- Scaniosaurus
- Seeleyosaurus
- Serpianosaurus
- Shingyisaurus
- Silvestrosaurus
- Simolestes
- Simosaurus
- Sinopliosaurus
- Spondylosaurus
- Stereosaurus
- Sthenarosaurus
- Stretosaurus
- Strongylokrotaphus
- Styxosaurus
- Sulcusuchus
- Sulmosaurus
- Taphrosaurus
- Tapinosaurus
- Tatenectes
- Terminonator
- Thalassiodracon
- Thalassiosaurus
- Thalassomedon
- Thalassonomosasaurus
- Thalassonomosaurus
- Thallasonomosasaurus
- Thaumatosaurus
- Thililua
- Tremamesacleis
- Tremamescleis
- Trematosaurus
- Tricleidus
- Trinacromerum
- Tuarangisaurus
- Turneria
- Umoonasaurus
- Uronautes
- Vinialesaurus
- Wapuskanecles
- Woolungasaurus
- Yunguisaurus
- Yuzhoupliosaurus
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