Australian Biological Resources Study

Australian Faunal Directory

<em>Allenella formalis</em>, dorsal view.
Diameter of shell: 3.5 mm.

Allenella formalis, dorsal view. Diameter of shell: 3.5 mm.

<em>Allenella formalis</em>, ventral view.

Allenella formalis, ventral view.

Museums

Regional Maps

Species Allenella formalis Iredale, 1944

Brown Turban Pinhead Snail


Compiler and date details

October 2013 - Dr John Stanisic

 

Introduction

Allenella formalis is distinguished from A. planorum by the relatively larger size.

 

Ecological Descriptors

Arboreal, montane rainforest, scrub.

Extra Ecological Information

On palm leaves

 

Diagnosis

Shell very small, dark resinous brown, globosely turbinate with a low conical spire; whorls rounded; protoconch with strong spiral lirae, teleoconch sculpture of crowded radial ribs or growth lines and fairly prominent raised spiral lines; umbilicus narrow U-shaped; diameter 3.5mm.

 

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