PBDB Taxon

Basic info	Taxonomic history	Classification	Included Taxa
Morphology	Ecology and taphonomy	External Literature Search	Age range and collections

Poromya

Bivalvia - Poromyida - Poromyidae

Taxonomy

Poromya was named by Forbes (1844) [Sepkoski's age data: K Apti R Sepkoski's reference number: 1066]. It is extant.

It was assigned to Pholadomyoida by Sepkoski (2002); and to Poromyidae by Vokes (1980), Lamprell and Healy (1998), Wienrich (1999) and Bouchet et al. (2010).

Species

P. (Dermatomya), P. (Mioporomya), P. (Poromya), P. globulosa, P. lata, P. mississippiensis, P. tumida

Species lacking formal opinion data

P. floridana, P. ligeriensis, P. lohaliensis

Synonymy list

Year	Name and author
1844	Poromya Forbes
1980	Poromya Vokes p. 210
1998	Poromya Lamprell and Healy p. 234
1999	Poromya Wienrich p. 259
2002	Poromya Sepkoski
2010	Poromya Bouchet et al.

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Rank	Name	Author
kingdom	Animalia	()
—	Bilateria
—	Eubilateria	Ax 1987
—	Protostomia
—	Spiralia
superphylum	Lophotrochozoa
phylum	Mollusca
class	Bivalvia
—	Eubivalvia
subclass	Autobranchia	(Groblen 1894)

Rank	Name	Author
infraclass	Heteroconchia	(Gray 1854)
—	Cardiomorphi	Ferussac 1822
—	Cardioni	Ferussac 1822
—	Cardiidia	Ferussac 1822
—	Poromyata	Ridewood 1903
order	Poromyida	(Ridewood 1903)
superfamily	Poromyoidea	(Dall 1886)
family	Poromyidae	Dall 1886
genus	Poromya	Forbes 1844

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.

G. Poromya Forbes 1844

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Subg. Poromya (Dermatomya) Dall 1921

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Dermatomya buttoni Dall 1916

Dermatomya mactroides Dall 1889

Invalid names: Corbula binominata Hanna 1924 [synonym]

Dermatomya tenuiconcha Dall 1913

Subg. †Poromya (Mioporomya)

Subg. Poromya (Poromya) Forbes 1844

†Poromya globulosa Forbes 1846

†Poromya lata Forbes 1846

†Poromya mississippiensis

†Poromya tumida Cossmann 1882

Diagnosis

No diagnoses are available

Measurements

No measurements are available

Composition:

aragonitec

Locomotion:

facultatively mobileg

Life habit:

infaunalg

Diet:

suspension feederg

Vision:

blindc

Comments:

LIFE HISTORY: IS, MA, UN, CP according to Todd (2001).g

Created:

2009-09-09 07:59:30

Modified:

2009-09-09 09:59:30

Source: g = genus, c = class

References: Aberhan et al. 2004, Todd 2001, Sanchez Roig 1926

Age range

Maximum range based only on fossils: base of the Late/Upper Cenomanian to the top of the Middle Pleistocene or 99.60000 to 0.12900 Ma
Minimum age of oldest fossil (stem group age): 93.9 Ma

Collections (43 total)

Time interval	Ma	Country or state	Original ID and collection number
Late/Upper Albian - Cenomanian	105.3 - 93.9	Egypt	P. ligeriensis (150876)
Late/Upper Cenomanian	99.6 - 93.5	USA (Arizona)	P. lohaliensis (55434)
Middle Cenomanian	99.6 - 93.5	Egypt	P. ligeriensis (140237)
Late/Upper Santonian	85.8 - 83.5	Austria	P. frequens (114268)
Maastrichtian	72.1 - 66.0	Austria	P. frequens (1379)
Maastrichtian	72.1 - 66.0	USA (Texas)	P. sp. (205541)
Maastrichtian	72.1 - 66.0	Egypt	P. quaasi (1363)
Maastrichtian	72.1 - 66.0	India	P. globulosa, P. lata (1351)
Early/Lower Maastrichtian	70.6 - 66.0	Austria (Lower Austria)	P. frequens (226428)
Selandian	61.6 - 59.2	USA (Texas)	P. sp. (178129)
Thanetian	59.2 - 56.0	USA (Texas)	P. sp. (205455)
Lutetian - Priabonian	47.8 - 33.9	USA (Mississippi)	P. mississippiensis (1423 1424 1425)
Lutetian - Priabonian	47.8 - 33.9	USA (Louisiana)	P. mississippiensis (1420)
Bartonian	41.3 - 38.0	USA (Mississippi)	P. mississippiensis (90704 91097)
Late/Upper Eocene	37.2 - 33.9	New Zealand (Canterbury)	P. sp. (45037)
Chattian	28.1 - 23.03	Denmark (Jutland)	P. hanleyana (9176)
Chattian	28.1 - 23.03	Denmark (Jylland)	P. hanleyana (9170)
Chattian	28.1 - 23.03	Denmark	P. sp. (234515)
Langhian	15.97 - 13.82	USA (Maryland)	P. subovata (68975)
Langhian	15.97 - 13.82	Japan (Toyama)	P. osawanoensis (219252)
Middle Miocene	15.97 - 11.608	Germany (North Rhein-Westfalia)	P. neaeroides (61902 62867 62888 62892)
Tortonian	11.62 - 7.246	Cyprus	P. tauromagna (71883)
Zanclean	5.333 - 3.6	Belgium	P. granulata (86801)
Zanclean	5.333 - 3.6	United Kingdom (England)	P. granulata (84755 84763 84795)
Zanclean	5.333 - 3.6	Holy See (Vatican City State)	P. sp. (209253)
Late/Upper Pliocene	3.6 - 2.588	Jamaica	P. jamaicensis (58522 69090 69094)
Piacenzian	3.6 - 2.588	Italy (Emilia-Romagna)	P. granulata (178117)
Piacenzian	3.6 - 2.588	Panama (Bocas)	P. sp. (79988)
Early/Lower Pleistocene	2.588 - 0.781	USA (Florida)	P. floridana (79331 79789)
Middle Pleistocene	0.774 - 0.129	USA (California)	Dermatomya tenuiconcha (223325) P. tenuiconcha (202632 202636)