CHELONIAN
chelonian
(adjective) of or relating to or resembling or being a turtle or tortoise
chelonian, chelonian reptile
(noun) a reptile of the order Chelonia
Source: WordNet® 3.1
Etymology
Adjective
chelonian (comparative more chelonian, superlative most chelonian)
Of, relating to, or belonging to the order Chelonia (Testudines), which includes the turtles and tortoises.
Noun
chelonian (plural chelonians)
A reptile of the order Chelonia (Testudines).
Source: Wiktionary
Che*lo"ni*an, a. (Zoöl.)
Definition: Of or pertaining to animals of the tortoise kind.
– n.
Definition: One of the Chelonia.
Source: Webster’s Unabridged Dictionary 1913 Edition