Genus Strangesta Iredale, 1937

Museums

Regional Maps

• Strangesta Iredale, T. 1937. An annotated check list of the land shells of South and Central Australia. South Australian Naturalist 18: 6-59 [30 Sept. 1937] [55].

  Type species:

   Helix leichardti Cox, 1864 by original designation.
• Strangesta Iredale, T. 1933. Systematic notes on Australian land shells. Records of the Australian Museum 19: 37-59 [48] [nomen nudum; no description provided, unavailable from Iredale (1933)].

  Type species:

   Helix leichardti Cox, 1864 by original designation.

 

Taxonomic Decision for Synonymy

• Köhler, F. & Bouchet, P. 2020. On unavailable genus-group names introduced by Tom Iredale for Australian non-marine gastropods: nomenclatural clarifications and descriptions of new genera. Molluscan Research 40(2): 150-159 [156]

 

Introduction

Strangesta is readily distinguished from Protorugosa and Terrycarlessia by the combination of simple radially ribbed protoconch (rugose in the former, finely striated in the latter) and more regular radial ribs on the teleoconch.

 

Distribution

States

New South Wales, Queensland, South Australia, Victoria

Extra Distribution Information

Richmond River, NE NSW to Proserpine SE QLD

Australian Endemic.

IBRA and IMCRA regions

IBRA

NSW, Qld: South Eastern Queensland (SEQ) ; Qld: Central Mackay Coast (CMC) ; SA, Vic: Flinders Lofty Block (FLB), Murray Darling Depression (MDD)

Distribution References

Diagnosis

Shell large to very large, subglobose to subdiscoidal with a low-domed spire, last whorl very large and flared; upper whorl surface usually with prominent radial ribs and scattered discontinuous spiral striae, underside of whorls smooth or with weak spirals and radial ribs in umbilical cavity; protoconch sculptured with low, curved radial ribs; lip simple; umbilicus wide to very wide V-shaped. Shell colour yellow to deep reddish-brown.

 

Diagnosis References

Stanisic, J., Shea, M., Potter, D. & Griffiths, O. 2010. Australian Land Snails. A field guide to eastern Australian species. Mauritius : Bioculture Press Vol. 1 595 pp. [132]

 

General References

Smith, B.J. 1992. Non-Marine Mollusca. In, Houston, W.W.K. (ed.). Zoological Catalogue of Australia. Non-marine Mollusca. Canberra : Australian Government Publishing Service Vol. 8 xii 408 pp. [301] (based on unpublished results of anatomical studies species placed under the subgeneric arrangement of Strangesta (Strangesta) and Strangesta (Namoitena))

Stanisic, J., Shea, M., Potter, D. & Griffiths, O. 2010. Australian Land Snails. A field guide to eastern Australian species. Mauritius : Bioculture Press Vol. 1 595 pp. [126, 132, 573] (taxonomic decision)

 

History of changes

Published	As part of group	Action Date	Action Type	Compiler(s)
12-Apr-2022	HELICINA	03-Sep-2024	MODIFIED
03-Jan-2013		10-Jan-2013	MODIFIED
		12-Feb-2010	(import)