| 释义 |
ar·che·lon
\ˈärkəˌlän\ noun
Usage: capitalized
Etymology: New Latin, probably irregular from archi- + Greek chelōnē tortoise; akin to Greek chelys tortoise — more at chelys
: a genus of very large extinct marine turtles from the Cretaceous of So. Dakota having a well-developed plastron but poorly developed carapace |