| 释义 |
an·gus·ti·sel·late
\| ̷ ̷| ̷ ̷ ̷ ̷|-\ adjective
Etymology: angusti- + sellate
paleontology : having sutures in which there are a prominent ventral saddle, deep lateral lobes, and deep umbilical saddles — used of a stage in the development of the ammonoid shell |