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Genus Trocholaoma Iredale, 1937

Pinhead Snails


Compiler and date details

January 2014 - Dr John Stanisic

 

Introduction

Trocholaoma is distinguished by the combination of minute size, fine radial growth lines and high-domed spire.

 

Distribution

States

New South Wales, Tasmania, Victoria


Extra Distribution Information

SE Australia (SE NSW, VIC, TAS)

Australian Endemic.


IBRA and IMCRA regions (map not available)

IBRA

NSW, Tas, Vic: Australian Alps (AA), Ben Lomond (BEL), Flinders (FLI), King (KIN), South East Coastal Plain (SCP), South East Corner (SEC), South Eastern Highlands (SEH), Tasmanian Central Highlands (TCH), Tasmanian Northern Midlands (TNM), Tasmanian Northern Slopes (TNS), Tasmanian South East (TSE), Tasmanian Southern Ranges (TSR), Tasmanian West (TWE)

Distribution References

Diagnosis

Shell minute, trochoidal to turbinate with dome-shaped spire; whorls rounded to subangular; protoconch with spiral lirae, teleoconch sculpture of fine radial growth lines and fine spiral lirae; umbilicus minute. Colour light brown.

 

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)
06-Feb-2014 PUNCTOIDEA 06-Feb-2014 MODIFIED Dr John Stanisic
12-Feb-2010 (import)