请输入您要查询的英文单词:

 

单词 orthoceran
释义

> as lemmas

orˈthoceran
orˈthoceran adj.
ΘΚΠ
the world > animals > invertebrates > subkingdom Metazoa > grade Triploblastica or Coelomata > class Cephalopoda > [adjective] > belonging to order Tetrabranchiata > belonging to family Orthoceratidae
orthoceran1884
1884 Science 1 Feb. 127/1 Evidence..that the Ammonoidea, with their distinct embryos, arose from the orthoceran stock.
1901 Amer. Naturalist 35 39 Until a few years ago Baculites was supposed to be an ammonite that had reverted to the orthoceran form.
1944 Amer. Midland Naturalist 32 766 The structural pattern which Dunbar..figured for Atractites, namely a simple and well defined orthoceran living chamber orad of the phragmocone.
extracted from orthocerasn.
<
as lemmas
随便看

 

英语词典包含1132095条英英释义在线翻译词条,基本涵盖了全部常用单词的英英翻译及用法,是英语学习的有利工具。

 

Copyright © 2004-2022 Newdu.com All Rights Reserved
更新时间:2025/3/4 12:35:36