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Megadesmidae

Bivalvia - Pholadomyida - Megadesmidae

Taxonomy
Megadesmidae was named by Vokes (1967) [m. kosnik taxon no: 5068]. Its type is Megadesmus.

It was considered an invalid subgroup of Edmondioidea by Bouchet et al. (2010).

It was assigned to Pholadomyacea by Vokes (1980); to Edmondiacea by Morris et al. (1991); and to Edmondioidea by Nevesskaja (2009).

Synonymy list
YearName and author
1967Megadesmidae Vokes
1980Megadesmidae Vokes p. 203
1991Megadesmidae Morris et al. p. 93
2009Megadesmidae Nevesskaja

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—Spiralia
superphylumLophotrochozoa
phylumMollusca
classBivalvia
—Eubivalvia
subclassAutobranchia(Groblen 1894)
RankNameAuthor
infraclassHeteroconchia(Gray 1854)
—CardiomorphiFerussac 1822
—CardioniFerussac 1822
—CardiidiaFerussac 1822
—PoromyataRidewood 1903
orderPholadomyida()
superfamilyEdmondioidea()
familyMegadesmidaeVokes 1967
familyMegadesmidaeVokes 1967

If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.

Fm. †Megadesmidae Vokes 1967
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G. †Astartila Dana 1847
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†Astartila blatchfordi Hosking 1931
†Astartila condoni Dickins 1957
†Astartila elusa Reed 1932
†Astartila fletcheri Dickins 1956
†Astartila intrepida Dana 1847
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Invalid names: Astartila corpulenta Dana 1849 [synonym], Astartila cyclas Dana 1847 [synonym], Astartila cyprina Dana 1847 [synonym], Astartila cytherea Dana 1847 [synonym], Astartila polita Dana 1847 [synonym], Astartila robertsii Johnston 1887 [synonym], Astartila transversa Dana 1847 [synonym], Pachydomus danai de Koninck 1877 [synonym], Pachydomus ovalis M'Coy 1847 [synonym], Pachydomus pusillus M'Coy 1847 [synonym]
†Astartila obscura Dickins 1957
†Astartila runnegari Waterhouse 1988
†Astartila salaria Reed 1936
†Astartila sedgwicki Waterhouse 1987
†Astartila tumida Dickins 1963
G. †Carnauba Anelli et al. 2009
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†Carnauba oiticica Anelli et al. 2009
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†Crassiconcha groenlandica Frebold 1932
G. †Ferrazia Reed 1932
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†Ferrazia cardinalis Cowper Reed 1932
G. †Huabiella David et al. 2011
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†Huabiella compressa David et al. 2011
G. †Jacquesia Mendes 1944
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†Jacquesia brasiliensis Cowper Reed 1929
Subfm. †Megadesminae Vokes 1967
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G. †Australomya Runnegar 1969
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†Australomya hillae Runnegar 1969
†Australomya longa Astafieva-Urbaitis 1976
†Australomya sulcata Runnegar 1967
G. †Megadesmus Sowerby 1838
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Subg. †Megadesmus (Megadesmus) Sowerby 1838
†Megadesmus borealis Muromtseva 1984
†Megadesmus deflatus Waterhouse 1983
†Megadesmus dembskajae Guskov 1984
†Megadesmus globlosus Sowerby 1838
†Megadesmus globosus Sowerby 1838
†Megadesmus gryphoides de Koninck 1876
†Megadesmus nobilissimus de Koninck 1876
+
Invalid names: Edmondia intermedia de Koninck 1876 [synonym]
†Megadesmus ovalis Sowerby 1847
†Megadesmus pristinus Runnegar 1972
†Megadesmus robusta Laseron 1910
†Megadesmus trigonalis Johnston 1887
Invalid names: Cleobis Dana 1847 [synonym]
Subfm. †Plesiocyprellinae Simóes et al. 1997
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G. †Beurlenella Anelli et al. 2010
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†Beurlenella elongatella Anelli et al. 2010
G. †Guiratingia Petri and Fulfaro 1966
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†Guiratingia mendesi Petri and Fulfaro 1966
Subfm. †Plesiocyprinellinae Simóes et al. 1997
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G. †Casterella Mendes 1952
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†Casterella gratiosa Mendes 1952
†Casterella wardakensis Termier et al. 1974
G. †Itatamba Simóes et al. 1997
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†Itatamba paraima Simóes et al. 1997
G. †Othonella Mendes 1963
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†Othonella araguaiana Mendes 1963
G. †Plesiocyprinella Holdhaus 1918
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†Plesiocyprinella carinata Holdhaus 1918
G. †Roxoa Mendes 1952
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†Roxoa corumbataiensis Mendes 1952
†Roxoa intrigans Mendes 1944
G. †Runnegariella Simoes et al. 1995
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†Runnegariella fragilis Simoes et al. 1995
G. †Tambaquyra Simões et al. 2000
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†Tambaquyra camargoi Beurlen 1954
G. †Pleurikodonta Runnegar 1965
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†Pleurikodonta elegans Runnegar 1965
†Pleurikodonta gemma Dana 1847
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Invalid names: Venus gregaria M'Coy 1847 [synonym]
G. †Pyramus Dana 1847
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†Pyramus concentricus Etheridge 1872
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Invalid names: Edmondia obovata Etheridge 1872 [synonym]
†Pyramus igori Biakov 2005
†Pyramus laevis Sowerby 1838
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Invalid names: Megadesmus antiquatus Sowerby 1838 [synonym], Megadesmus cuneatus Sowerby 1838 [synonym], Pyramus ellipticus Dana 1847 [synonym]
†Pyramus myiformis Dana 1847
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Invalid names: Maeonia axinia Dana 1849 [synonym], Notomya clavata M'Coy 1847 [synonym], Notomya ovalis M'Coy 1847 [synonym], Notomya securiformis M'Coy 1847 [synonym]
†Pyramus myriformis Danna 1847
†Pyramus nelliae Biakov 2005
†Pyramus permianus Lutkevitch and Lobanova 1960
†Pyramus planus Nakazawa and Newell 1968
†Pyramus primigenius Gonzalez 1972
†Pyramus silicius Waterhouse 1978
†Pyramus simmetricus Lutkevitch and Lobanova 1960
Invalid names: Pyramus aenigmaeformis Biakov 2012 [nomen nudum]
G. †Romaniamya Friesenbichler et al. 2019
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†Romaniamya mahmudiaensis Friesenbichler et al. 2019
G. †Unklesbayella Hoare et al. 1978
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Invalid names: Astartilinae Waterhouse 1969 [empty]
Diagnosis
No diagnoses are available