Tanaidae Dana 1849
Creators: name: Edgar, Graham J.
Publisher: name: Zenodo
Year: 2008
Subjects: Biodiversity
Taxonomy
Animalia
Arthropoda
Malacostraca
Tanaidacea
Tanaidae

description: Key to genera of Australian Tanaidae  1. Four pleonites present plus pleotelson.........................................................................................................2  
- Five pleonites present plus pleotelson.........................................................................................................4  
 2. Antennule with five to seven aesthetascs on terminal article; pleopod basal article with seven or more setae on outer margin; maxillule palp with five or six long terminal setae ........................ Tanais Latreille.   
- Antennule with two or three aesthetascs; pleopod basal article with five or six setae on outer margin; maxillule palp with one or two long terminal setae............................................................................................3  
 3. Left mandible with lacinia mobilis peg-like, right mandible with lacinia mobilis reduced to small seta........................................................................................................................................... Aviatanais Bamber.   
 - Left mandible with lacinia mobilis well-developed, right mandible with lacinia mobilis peg-like.............. ............................................................................................................................................... Sinelobus Sieg   
 4. Pleopod basal article with more than twelve setae on outer margin, endopod with about twenty setae on inner margin; transverse row of setae on pleonites 1 and 2 extending across dorsal surface....................... ......................................................................................................................................... Austrotanais g. sp.   
- Pleopod basal article with less than ten setae on outer margin, endopod with less than 10 setae on inner margin; setae on pleonites 1 and 2 not extending across dorsal surface.....................................................5  
 5. Length of first three pleonites together less than first pleonite width; associated with carapace of sea turtles ............................................................................................................................. Hexapleomera Dudich   
- Length of first three pleonites together greater than first pleonite width; free-living or associated with gastropod shells.................................................................................................................................................6  
 6. Male cheliped greatly enlarged, pleopod 3 reduced......................................................... Pancoloides Sieg   
- Male cheliped slightly enlarged compared with female, pleopods similar................................................. 7  
 7. Final uropod article reduced to less than half length of preceding article ........................... Zeuxoides Sieg   
 - Final uropod article about two-thirds length of preceding article.................................... Zeuxo Templeton
description: Published as part of Edgar, Graham J., 2008, Shallow water Tanaidae (Crustacea: Tanaidacea) of Australia, pp. 1-92 in Zootaxa 1836 (1) on page 6, DOI: 10.11646/zootaxa.1836.1.1, http://zenodo.org/record/5127398