英文字典中文字典


英文字典中文字典51ZiDian.com



中文字典辞典   英文字典 a   b   c   d   e   f   g   h   i   j   k   l   m   n   o   p   q   r   s   t   u   v   w   x   y   z       







请输入英文单字，中文词皆可：

opisthobranchia    
软体动物类

软体动物类

Opisthobranchia
n 1: gastropods having the gills when present posterior to the
heart and having no operculum: includes sea slugs; sea
butterflies; sea hares [synonym: {Opisthobranchia}, {subclass
Opisthobranchia}]


请选择你想看的字典辞典：
单词字典翻译
Opisthobranchia查看　Opisthobranchia　在百度字典中的解释百度英翻中〔查看〕
Opisthobranchia查看　Opisthobranchia　在Google字典中的解释Google英翻中〔查看〕
Opisthobranchia查看　Opisthobranchia　在Yahoo字典中的解释Yahoo英翻中〔查看〕

安装中文字典英文字典查询工具!


中文字典英文字典工具:
选择颜色:
输入中英文单字

































































英文字典中文字典相关资料:


  • Opisthobranchia - Wikipedia
    Opisthobranchia represents a morphologically diverse group of gastropods occupying a great variety of ecological niches Opisthobranchs have a global distribution, but are restricted almost exclusively to marine habitats with the only exception being few freshwater acochlidians
  • Opisthobranch | Sea Slugs, Gastropod Mollusks - Britannica
    Opisthobranch, any marine gastropod of the approximately 2,000 species of the subclass Opisthobranchia These gastropods, sometimes called sea slugs and sea hares, breathe either through gills, which are located behind the heart, or through the body surface
  • Opisthobranchia - Red Sea Creatures
    Opisthobranchs are characterized by two pairs of tentacles and a single gill behind the heart The group's lack of a heavily mineralized shell has resulted in a limited fossil record However, molecular clock studies suggest that Opisthobranchia emerged as early as the Carboniferous period
  • Opisthobranch - an overview | ScienceDirect Topics
    All these structures – the head, foot, visceral mass, mantle and shell – are different and variously altered in the major subdivisions of the Gastropoda Traditionally, the snails are subdivided into three major subclasses: the Prosobranchia, Opisthobranchia, and Pulmonata
  • Opisthobranchia (Sea Slugs) - Encyclopedia. com
    Opisthobranchia is a subclass of gastropod mollusks whose evolutionary ancestors date back to the Paleozoic period (543–248 million years ago) The earliest ancestors were probably all benthic, burrowing animals with rigid shells covering their soft body tissues
  • Opisthobranchs - SeaNet
    Euopisthobranchia, Order Anaspidea, Family Aplysiidae Sea hare, to 400 mm; red, brown or greenish with reticulating dark lines and irregular spots Sporadically common on red algae in kelp forests or on mudflats Abundance varies greatly from year to year; more common toward southern California
  • Opisthobranchia (Mollusca, Gastropoda) – more than just slimy slugs . . .
    In the present review, our knowledge on Opisthobranchia is briefly summarized with emphasis on reduction of the shell and its implications on life history, especially regarding foraging and defence
  • WoRMS - World Register of Marine Species - Opisthobranchia
    WoRMS name details Opisthobranchia AphiaID 382226 (urn:lsid:marinespecies org:taxname:382226) Classification
  • Opisthobranchs: overview - University of Washington
    Opisthobranchia are commonly called sea slugs, sea hares, bubble shells, dorids, sea angels, and sea butterflies Currently, the phylogeny within Opisthobrancia is under review;
  • OPISTHOBRANCHS Definition Meaning - Merriam-Webster
    The meaning of OPISTHOBRANCH is any of a subclass (Opisthobranchia) of marine gastropod mollusks that have the gills when present posterior to the heart and often lack a shell





中文字典-英文字典  2005-2009