Species Siphonaria opposita (Iredale, 1940)

Museums

Mallorisiphon oppositus Iredale, T. 1940. Marine molluscs from Lord Howe Island, Norfolk Island, Australia, and New Caledonia. The Australian Zoologist 9(4): 429-443, pl. 32-34 [Date published 9 December 1940] [440].
Type data:
Lectotype AM C103714, Keppel Bay, QLD.
Paralectotype(s) AM C108527 2 specimens (noted as 'probable' in Jenkins and Köhler, 2024).
Subsequent designation references:
Jenkins, B. & Köhler, F. 2024. Hidden in plain sight: Systematic review of Indo-West Pacific Siphonariidae uncovers extensive cryptic diversity based on comparative morphology and mitochondrial phylogenetics (Mollusca, Gastropoda). Megataxa 13(1): 1-217 [128].

Siphonaria opposita (Iredale, 1940). —
Hubendick, B. 1946. Systematic monograph of the Patelliformia. Kongliga Svenska Vetenskaps-Academiens Nya Handlingar, Stockholm 23: 1-93 [52]

Queensland

Townsville south to Moreton Bay, QLD; tropical

Australian Endemic.

IBRA and IMCRA regions (map not available)

Central Eastern Shelf Transition (39), Northeast Shelf Province (40)

Note that this list may be incomplete for dates prior to September 2013.

Published	As part of group	Action Date	Action Type	Compiler(s)
	SIPHONARIMORPHA	10-Apr-2025	ADDED