Genus Rhachistia Connolly, 1925
Porcelain Snails
Compiler and date details
March 2012 - Dr John Stanisic
- Rhachistia Connolly, M. 1925. The non-marine Mollusca of Portuguese East Africa. Transactions of the Royal Society of South Africa 12: 105-220 [163].
Type species:
Bulimulus (Rachis) rhodotaenia Martens, 1869 by original designation. - Rachispeculum Iredale, T. 1933. Systematic notes on Australian land shells. Records of the Australian Museum 19: 37-59 [42].
Type species:
Bulimus bidwilli Cox, 1868 by original designation.
Taxonomic Decision for Synonymy
- Solem, A. 1959. Systematics of the land and freshwater Mollusca of the New Hebrides. Fieldiana Zoology 43: 1-234 [60]
Introduction
The genus appears to be sub-Saharan Africa in origin and introduced elsewhere in the Indo-West Pacific. Differs from the unicoloured Amimopina by having a white shell with spiral colour bands.
Distribution
States
Queensland
Extra Distribution Information
Southeast to northeast QLD (introduced); distribution discontinuous in Queensland. Elsewhere sub-Saharan Africa to SE Asia, Indo-West Pacific region and NE Australia. Extralimitally the species occurs in the Loyalty Ils, New Caledonia and possibly Madagascar.
IBRA
Qld: Central Mackay Coast (CMC), Einasleigh Uplands (EIU), South Eastern Queensland (SEQ)
Distribution References
Diagnosis
Shell medium-sized, conical with rounded whorls, thin, smooth, porcelain-like and opaque. Colour cream, yellow or pink with solid or broken spiral bands of black, reddish-brown and bluish-grey, apex dark bluish-grey.
Diagnosis References
General References
History of changes
| Published | As part of group | Action Date | Action Type | Compiler(s) |
|---|---|---|---|---|
| 04-Apr-2012 | 05-Apr-2012 | MODIFIED | ||
| 12-Feb-2010 | (import) |