Thalassiodracon
| Thalassiodracon Temporal range:  | |
|---|---|
| Lectotype specimen NHMUK PV OR 2018, found in the Lower Lias strata, Street, Somerset, England. | |
| Scientific classification | |
| Domain: | Eukaryota | 
| Kingdom: | Animalia | 
| Phylum: | Chordata | 
| Class: | Reptilia | 
| Superorder: | †Sauropterygia | 
| Order: | †Plesiosauria | 
| Family: | †Pliosauridae | 
| Genus: | †Thalassiodracon Storrs & Taylor, 1996 | 
| Species: | †T. hawkinsii | 
| Binomial name | |
| †Thalassiodracon hawkinsii (Owen, 1838) | |
| Synonyms | |
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Thalassiodracon (tha-LAS-ee-o-DRAY-kon) is an extinct genus of plesiosauroid from the Pliosauridae that was alive during the Late Triassic-Early Jurassic (Rhaetian-Hettangian) and is known exclusively from the Lower Lias of England. The type and only species, is Thalassiodracon (Plesiosaurus) hawkinsii (Owen, 1838).