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Taxon:
Family †
Elasmosauridae
Cope, 1869
(reptile)
Taxa
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Hierarchy
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Entity:
†Plesiosauroidea (Suborder)
..†Cimoliasauridae (Family)
..†Cryptoclididae (Family)
..†Plesiosauridae (Family)
..†Polycotylidae (Family)
..†Elasmosauridae (Family)
....†Alzadasaurus (Genus)
....†Aphrosaurus (Genus)
....†Brancasaurus (Genus)
....†Elasmosaurus (Genus)
....†Fresnosaurus (Genus)
....†Hydralmosaurus (Genus)
....†Hydrotherosaurus (Genus)
....†Leurospondylus (Genus)
....†Mauisaurus (Genus)
....†Microcleidus (Genus)
....†Morenosaurus (Genus)
....†Muraenosaurus (Genus)
....†Styxosaurus (Genus)
....†Thalassomedon (Genus)
....†Tricleidus (Genus)
....†Woolungasaurus (Genus)
Types
Type
:
†
Elasmosaurus
(Genus)
Cope, 1868
Ref:
R.L. Carroll, 1988
: App. (p. 619).
[inferred]
Synonyms
Synonymous name
:
†
Cimoliasauridae
(Family)
Delair, 1959
Ref:
PBDB
: 30 Apr 2013.
©2004-2026 Universal Taxonomic Services
Last updated:
28 Aug 2026