| 释义 |
thel·o·don·ti·dae
\ˌtheləˈdäntəˌdē\ noun plural
Usage: capitalized
Etymology: New Latin, from Thelodont-, Thelodus, type genus + -idae
: a family of Devonian and Silurian ostracoderms that is included among the Heterostraci or isolated in the order Coelolepida |