Montacutidae

Mysella bidentata, copyright Hans Hillewaert.

Belongs within: Heterodonta.

The Montacutidae are a group of small bivalves with a thin, rounded, inequilateral shell bearing the resilium in a large hollow or socket under the beaks.

<==Montacutidae P61
|–Laseoneara radiata (Deshayes 1824) SB93
|–Laubriereia emarginata (Deshayes 1860) SB93
|–Namnetia discoides Cossmann 1905 SB93
|–Coriareus Hedley 1907 P61
|    |–*C. vitreus P61
|    `–C. neozelanicus Dell 1956 P61
|–Tahunanuia Powell 1952 P61
|    |–*T. alata Powell 1952 P61
|    `–T. trigonia Powell 1952 P61
|–Rochefortula Finlay 1927 P61
|    |–*R. reniformis (Suter 1908) [=Rochefortia reniformis] P61
|    |–R. bidentifera (Powell 1933) P61
|    |–R. decapitata Powell 1939 P61
|    |–R. profunda Dell 1952 P61
|    |–R. quadrata Dell 1956 P61
|    `–R. taieriensis Powell 1939 P61
|–Notolepton Finlay 1927 P61
|    |–*N. antipodum (Filhol 1880) P61 (see below for synonymy)
|    |–N. citrinum (Hutton 1883) P61
|    |–N. novacambrica (Hedley 1915) [=Neolepton novacambrica] F27a
|    |–N. sanguineum (Hutton 1883) P61
|    |–N. sublaevigatum Powell 1937 P61
|    |–N. subobliquum Powell 1937 P61
|    |–N. triangulare Dell 1956 P61
|    `–N. umbonatum (Smith 1885) P61
|–Montacuta F27a
|    |–M. chalcedonica C64
|    |–M. dawsoni N79
|    |–M. divaricata Gould 1861 C64
|    |–M. echinocardiophila BK77
|    |–M. ferruginosa (Montagu 1803) [=Mya ferruginosa, Tellimya ferruginosa] BK77
|    |–M. herberti Aldrich 1921 SB93
|    |–M. obtusa C64
|    |–M. phascolionis H64
|    |–M. semiradiata BK77
|    |–M. substriata (Montagu 1803) [=Mya substriata; incl. Erycina seminulum] BK77
|    |–M. tenella BK77
|    |–M. triquetra Verrill & Bush 1898 F27b
|    `–M. tumidula N79
|–Rochefortia Velain 1878 non Sw. 1788 (ICBN) F27a
|    `–R. (Pythinella) cuneata (Verrill & Bush 1898) [=Montacuta cuneata, Mysella (P.) cuneata] H64
`–Mysella Angas 1877 TW07, P61
|–*M. anomala P61
|–‘Montacuta’ acuminata Smith 1885 [=Rochefortia acuminata] H09
|–M. alpha Powell 1937 P61
|–M. attenuata Dell 1956 P61
|–M. aupouria Powell 1937 P61
|–M. beta Powell 1937 P61
|–M. bidentata (Montagu 1803) [=Mya bidentata, Montacuta bidentata] BK77
|–M. charcoti (Lamy 1906) P61 [=Rochefortia charcoti F27a]
|–M. donaciformis [=Rochefortia donaciformis] F27a
|–‘Tellimya’ ephippiolum Melvill & Standen 1899 [=Rochefortia ephippiolum] H09
|–M. henryi (Fleming 1948) P61
|–M. hounselli (Powell 1931) P61
|–M. lachlani Dell 1952 P61
|–M. larochei Powell 1940 P61
|–M. macquariensis Hedley 1916 P61 [=Rochefortia macquariensis F27a]
|–M. minuta (Aldrich 1921) SB93
|–M. morioria Dell 1952 P61
|–‘Pythina’ paula Adams 1856 [=Rochefortia paula] H09
|–M. pedroana Dall 1889 B02
|–M. tellinula (Odhner 1924) P61 [=Montacuta tellinula F27a]
|–M. unidentata Odhner 1924 P61 [=Montacuta unidentata F27a]
`–M. vitrea Laseron 1956 TW07

*Notolepton antipodum (Filhol 1880) P61 [=Kellia antipoda P61, Neolepton antipodum F27a; incl. K. sanguinea F27a, Ne. sanguineum F27a]

*Type species of generic name indicated

REFERENCES

[BK77] Barel, C. D. N., & P. G. N. Kramers. 1977. A survey of the echinoderm associates of the north-east Atlantic area. Zoologische Verhandelingen 156: 1–159.

[B02] Boyko, C. B. 2002. A worldwide revision of the recent and fossil sand crabs of the Albuneidae Stimpson and Blepharipodidae, new family (Crustacea: Decapoda: Anomura: Hippoidea). Bulletin of the American Museum of Natural History 272: 1–396.

[C64] Carpenter, P. P. 1864. Supplementary report on the present state of our knowledge with regard to the Mollusca of the west coast of North America. Report of the British Association for the Advancement of Science 33: 517–686.

[F27a] Finlay, H. J. 1927a. A further commentary on New Zealand molluscan systematics. Transactions and Proceedings of the New Zealand Institute 57: 320–485.

[F27b] Finlay, H. J. 1927b. New specific names for austral Mollusca. Transactions and Proceedings of the New Zealand Institute 57: 488–533.

[H64] Hampson, G. R. 1964. Redescription of a commensal pelecypod, Rochefortia cuneata, with notes on ecology. Nautilus 77 (4): 125–128.

[H09] Hedley, C. 1909. The Marine Fauna of Queensland: Address by the President of Section D. Australasian Association for the Advancement of Science: Brisbane.

[N79] Norman, A. M. 1879. The Mollusca of the fiords near Bergen, Norway. Journal of Conchology 2: 8–77.

[P61] Powell, A. W. B. 1961. Shells of New Zealand: An illustrated handbook 4th ed. Whitcombe and Tombs Limited: Christchurch.

[SB93] Skelton, P. W., & M. J. Benton. 1993. Mollusca: Rostroconchia, Scaphopoda and Bivalvia. In: Benton, M. J. (ed.) The Fossil Record 2 pp. 237–263. Chapman & Hall: London.

[TW07] Taylor, J. D., S. T. Williams, E. A. Glover & P. Dyal. 2007. A molecular phylogeny of heterodont bivalves (Mollusca: Bivalvia: Heterodonta): new analyses of 18S and 28S rRNA genes. Zoologica Scripta 36 (6): 587–606.

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