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 Major Groups | Crustacea (crustaceans) | Malacostraca (malacostracans) | Decapoda (yabbies plus) | Parastacidae

Note: Key from Horwitz 1995, Hansen & Richardson 2006

 
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1. Branchiocardiac groove (BG) EITHER fusing with OR subparallel to, dorsolateral portion of cervical groove (CG)
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Cherax  

branchiocardiac groove fusing with cervical groove

Euastacus  

branchiocardiac groove subparallel to cervical groove

-Branchiocardiac groove (BG) running distinctly separate and parallel to cervical groove (CG), never fusing, only converging at extreme anterolateral portion where it curves very slightly anteriorly
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Engaeus 

branchiocardiac groove separate to cervical groove

-Not in Key

Terminal median spine present on uropod exopod

Distribution: Tas

  More ››› Spinastacoides  

 

 
 

-Not in Key

Terminal median spine not present on uropod exopod

Distribution: Tas

  More ››› Ombrastacoides