Subgenus Tridacna (Chametrachea) Mörch, 1853

Museums

Regional Maps

• Chametrachea Mörch, O.A.L. 1853. Catalogus conchyliorum quae reliquit D. Alphonso d'Aguirra et Gadea, Comes de Yoldi, regis Daniae cubiculariorum princeps, ordinis Danebrogici in prima classe et ordinis tertii eques. Fasciculus Secundus. Acephala, Annulata Cirripeda, Echinodermata. Hafniae : Ludovici Kleini Vol. 2 74 pp. + 2 unnumbered pages. [Date published April] [56] [Name attributed by Mörch to Klein (pre-Linnean; not available). Chametrachaea [H. Adams & A. Adams, 1857, The Genera of Recent Mollusca, 2: 464] is an incorrect subsequent spelling. Iredale, 1937, The Australian Zoologist, 8(4): 236, considered "Chametrachea the valid name for the crocea group", but this does not constitute a valid type species fixation under the Code].

  Type species:

   Tridacna crocea Lamarck by subsequent designation.
• Chametrachaea Adams, H. & Adams, A. 1857. The genera of Recent Mollusca arranged according to their organization. London : John Van Voorst Vol. 2(Parts XXIX-XXXII) pp. 413-540, pls 113-128. [464].
• Flodacna Iredale,T. 1937. Middleton and Elizabeth Reef, South Pacific Ocean. The Australian Zoologist 8: 232-261 [238, 261].

  Type species:

   Tridacna squamosa (auct. = T. squamosa Lamarck) by original designation.
• Sepidacna Iredale,T. 1937. Middleton and Elizabeth Reef, South Pacific Ocean. The Australian Zoologist 8: 232-261 [239, 261].

  Type species:

   Tridacna troughtoni Iredale, 1927 (= T. maxima Röding) by monotypy.
• Vulgodacna Iredale,T. 1937. Middleton and Elizabeth Reef, South Pacific Ocean. The Australian Zoologist 8: 232-261 [239] [Bouchet, P. 2011. List of Molluscan Genera, with type species information. Document held by ABRS for the purposes of AFD molluscan loads].

  Type species:

   Tridacna maxima fossor Hedley, 1921 (as Tridacna maxima var. fossor; = T. maxima Röding) by original designation.

 

Distribution

States

Northern Territory, Queensland, Western Australia

Extra Distribution Information

Indo-west Pacific

IBRA and IMCRA regions

IMCRA

Timor Transition (1), Cocos (Keeling) Island Province (22), Christmas Island Province (23), Northern Shelf Province (25), Northwest Shelf Transition (26), Northwest Shelf Province (27), Central Western Shelf Transition (28), Central Western Shelf Province (29), Northeast Shelf Province (40), Northeast Shelf Transition (41)

General References

Lamprell, K. & Whitehead, T. 1992. Bivalves of Australia. Bathurst, New South Wales : Crawford House Press Vol. 1 xiv 182 pp. [74, pl. 35]

Moore, R.C. (ed.) 1969. Treatise on Invertebrate Paleontology. Part N. Mollusca 6. Bivalvia. Boulder, Colorado & Lawrence, Kansas : Geological Society of America & University of Kansas Press Vols 1 & 2 xxxviii + ii, 952 pp. [Vol.1, pp. i-xxxviii + N1-N489; Vol. 2, pp. i-ii + N491-N952] [N594]

 

History of changes

Published	As part of group	Action Date	Action Type	Compiler(s)
22-Aug-2023	BIVALVIA	22-Aug-2023	MOVED	Mr Des Beechey Ingo Burghardt Ms Anouk Mututantri (AM)
22-Aug-2023	BIVALVIA	22-Aug-2023	MOVED	Mr Des Beechey Ingo Burghardt Ms Anouk Mututantri (AM)
23-Apr-2018	BIVALVIA	15-Mar-2018	MODIFIED	Mr Des Beechey Ingo Burghardt Ms Anouk Mututantri (AM)
11-Aug-2014		11-Aug-2014	MOVED
11-Aug-2014	TRIDACNOIDEA	18-Sep-2013	MODIFIED	Dr Winston Ponder (AM) Mr Des Beechey (AM) Dr Peter Middelfart (AM)
		18-Jan-2012	MODIFIED