D I S C O V E R    L I F E   
Bee Hunt! Odonata Lepidoptera 
  HomeAll Living ThingsIDnature guidesGlobal mapperAlbumsLabelsSearch
  AboutNewsEventsResearchEducationProjectsStudy sitesHelp


Sphyrapidae
Life   Crustacea   Tanaidacea

IDnature guide

Links

    We parsed the following live from the Web into this page. Such content is managed by its original site and not cached on Discover Life. Please send feedback and corrections directly to the source. See original regarding copyrights and terms of use.
  • Crustacea.net, Australian Museum

go to Discover Life's Facebook group

Following modified from Crustacea.net, Australian Museum
   Top | See original





Home



Introduction



World Crustacea
Tanaidacea
Introduction
Identification
Checklist
Acknowledgements
References



Abbreviations



How to use Intkey



Announcements



Workshops











Tanaidacea: Families

Kim Larsen


Sphyrapidae Gutu, 1980 Sphyra.rtf .

Sphyrapidae Gutu, 1980b: 393.

Description . Body shape semicylindrical, dorsoventrally flattened. Head , eye lobes only without visual elements . Antennule (antenna 1) biramous. Antenna (antenna 2), with more than 6 articles; squama reduced, or absent. Mouthparts well developed, functional in both sexes. Mandible , palp present or absent, comprised of three articles; lacina mobilis on both right and left mandible ; setal row present; molar broad. Labium with one pair of lobes, articulated. Maxillule (maxilla 1), with two endites; palp biarticulated, palp with more than two setae. Maxilla (maxilla 2) well developed. Maxilliped , coxa present; basis not fused; endites not fused, narrower than basis. Epignath large, reniform, with two unevenly sized articles.

Pereonite 1 not reduced, at least three times wider than pereopod basis diameter. Cheliped , attachment directly to ventral cephalothorax surface; exopod present; carpus with few or no long plumose setae. Pereopods 1 to 3 , coxae present. Pereopod 1 , without plumose setae on distal articles; coxa not extended into acute spine; ischium present; dactylus short, curved. Pereopod 4 as long as pereopods 5 and 6, dactylus not reduced. Pereopods 4 to 6 , coxa present; dactylus and terminal seta not fused. Marsupium formed by four pairs of oostegites.

Pleon with five developed pleonites. Pleopods biramous; male pleopods well developed; female pleopods well developed. Uropods present; protopod without curved spiniform process; endopod with more than six articles; exopod with more than two articles.

Generic composition. Francapseudes Bacescu, 1981; Kudinopasternakia Gutu, 1991; Pseudosphyrapus Gutu, 1980; Sphyrapus Norman & Stebbing, 1886; Tanapseudes Bacescu, 1978a.



Cite this publication as: 'Larsen, K. (2002 onwards). Tanaidacea: Families. Version 1: 2 October 2002. http://crustacea.net '.









Copyright © Australian Museum, 2002 - 2003
An Australian Museum website

Updated: 2017-12-17 04:14:50 gmt
Discover Life | Top
© Designed by The Polistes Corporation