Australian Biological Resources Study

Australian Faunal Directory

<I>Dimorphostylis subaculeata</I>

Dimorphostylis subaculeata

Museums

Regional Maps

Family DIASTYLIDAE Spence Bate, 1856

Introduction

The Diastylidae are a large family of cold water cumaceans which are mostly found north or south of 30° latitude (Watling & McCann 1997). About 17 genera and 278 species have been described in the Diastylidae. Five genera and 19 species are known from Australian waters.

 

Diagnosis

Male. Antenna 2 flagellum extending beyond thorax, peduncle with 5 articles. Mandibles truncate or navicular. Pereopod 1 simple. Pleopods present or absent. Uropod endopod with 1 or 2 articles, or with 3 articles. Telson articulated (may be small flap), size variable; anus present, without terminal setae or with 2 terminal setae.

Female. Antenna 2 minute, much smaller than antenna 1, peduncle with 3 articles. Mandibles truncate, or navicular. Maxilliped 3 exopod present, or absent. Pereopod 1 simple. Pereopod 3 exopod rudimentary, or absent. Uropod endopod with 1 article, or with 2 articles, or with 3 articles. Telson articulated (may be small flap). (Generated from Watling & Gerken 2002)

 

History of changes

Note that this list may be incomplete for dates prior to September 2013.
Published As part of group Action Date Action Type Compiler(s)
16-May-2014 DIASTYLIDAE Spence Bate, 1856 01-Aug-2018 MODIFIED Dr Federica Turco (QM)
05-Aug-2022 08-Oct-2010 MODIFIED
12-Feb-2010 (import)