| 词条 | Atorella |
| 释义 |
| image = Medusae of world-vol03 fig363 Atorella vanhoffeni.jpg | image_caption = An illustration of Atorella vanhoffeni | parent_authority = Vanhöffen, 1902 | taxon = Atorella | authority = Vanhöffen, 1902 | subdivision_ranks = Species | subdivision = 5 species (see text) }}Atorella is a genus of crown jellyfish. It is the only genus in the monotypic family Atorellidae and includes five species.[1] Members of this family are known from the eastern coast of Africa and the western coast of Panama.[2] CharacteristicsMembers of this genus are characterised by having exactly six tentacles and six rhopalia, twelve marginal lappets and twelve pedalia. The bell ranges from {{convert|5|to|17|mm|in|2|abbr=on}} in diameter. The bell is colourless and transparent and the four orange gonads can be seen inside. The mouth has four lips.[2] SpeciesThe World Register of Marine Species lists the following species:-[3]
References1. ^{{cite WoRMS |author=Collins, Allen G. |year=2018 |title=Atorellidae Vanhöffen, 1902 |id=135230 |accessdate=20 June 2018 }} {{Medusozoa-stub}}2. ^1 {{cite web |url=http://gladstone.uoregon.edu/~ghale/pdf/scyphozoa.pdf |title=The Classification and Distribution of the Class Scyphozoa |author=Hale, Garron |year=1999 |accessdate=20 June 2018}} 3. ^{{cite WoRMS |author=Collins, Allen G. |year=2018 |title=Atorella Vanhöffen, 1902 |id=135249 |accessdate=20 June 2018 }} 2 : Coronatae|Cnidarian genera |
| 随便看 |
|
开放百科全书收录14589846条英语、德语、日语等多语种百科知识，基本涵盖了大多数领域的百科知识，是一部内容自由、开放的电子版国际百科全书。