| 释义 |
pter·ich·thy·o·des
\təˌrikthēˈō(ˌ)dēz, (ˌ)teˌr-\ noun
Usage: capitalized
Etymology: New Latin, from pter- + ichthy- + -odes
: a genus of ostracoderms (subclass Antiarcha) from the Devonian rocks of Scotland having the head covered with bony plates and bearing the orbits close together on its dorsal surface with the anterior half of the body encased in a buckler of large bony plates |