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Subspecies Gyliotrachela australis australis (Odhner, 1917)

Eastern Trumpetsnail


Compiler and date details

April 2012 - Dr John Stanisic

 

Introduction

A limestone associated species distinguishable from G.australis napierana by the stronger development of the apertural barriers and the more prominent upward deflection of the trumpet-like last whorl.

 

Distribution

States

Northern Territory, Queensland, Western Australia


Extra Distribution Information

Chillagoe Caves to Clarke River, N QLD; Katerine, NT; and, Ningbing Ranges, WA.

Australian Endemic.


IBRA and IMCRA regions (map not available)

IBRA

NT, Qld, WA: Central Kimberley (CK), Daly Basin (DAB), Einasleigh Uplands (EIU), Victoria Bonaparte (VB)

Distribution References

Ecological Descriptors

Low closed forest, terrestrial.

Extra Ecological Information

Under rocks and overhangs on limestone outcrops.

 

Diagnosis

Shell tiny, dark brown, trochoid with a prominent peripheral angle and subperipheral sulcus; sculpture of spiral threads and weak axial growth threads. Last whorl trumpet-like and flared and detached from shell, mostly deflected upwards; rather delicate parietal and palatal teeth with reduced or absent accessory teeth; umbilicus open; aperture oate; umbilicus open; height 2.8mm.

 

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)
24-Jul-2012 24-Jul-2012 MODIFIED
27-Jun-2012 27-Jun-2012 MODIFIED
12-Feb-2010 (import)