Genus: Thalassodraco JACOBS & MARTILL, 2020
Etymology: Greek, thalasso-, "sea" and Latin, draco, "dragon."
Species: etchesi JACOBS & MARTILL, 2020
Etymology: In honor of Dr. Steve Etches MBE who found and expertly prepared the specimen.
Holotype: MJML K1885, K1896
Locality: Rope Lake Bay, Kimmeridge, Dorset County, England, Southern United Kingdom.
Horizon: Kimmeridge Clay Clay Formation.
Biostratigraphy: White Stone Band (Bed nubmer K4), Pectinatites pectinatus ammonite zone.
Age: Early Tithonian Stage, Malm Epoch, Late Jurassic.
MJML K1885: A partially articualted skeleton comprising of the skull, pectoral girdle, left forelimb, anterior trunk and 3 blocks with an ischiopubis.
MJML K1896: Isolated rib and centrum.
MJML K1174: Fragmentary specimen.