PBDB Taxon

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

Pycnodonte costei

Bivalvia - Ostreida - Gryphaeidae

Taxonomy

Ostrea costei was named by Coquand (1869). It is not extant.

It was recombined as Fatina (Avia) costei by Bobkova (1961); it was recombined as Pycnodonte (Costeina) costei by Malchus (1990); it was recombined as Pycnodonte costei by Freneix and Viaud (1986), El Qot (2006).

Sister species lacking formal opinion data

P. aucella, P. belli, P. frauscheri, P. houzeaui, P. kansasense, P. kellumi, P. mackayi, P. tarda, P. aucella, P. gambaensis, P. navaniaensis

Synonyms

Ostrea (Crassostrea) costei was named by Coquand (1962). It is not extant.

It was synonymized subjectively with Pycnodonte (Costeina) costei by Malchus (1990).
Ostrea hissarensis was named by Romanowski (1884). It is not extant.

It was synonymized subjectively with Fatina (Avia) costei by Bobkova (1961).
Pycnodonta costei was named by Pervinquiere (1912).

It was synonymized subjectively with Fatina (Avia) costei by Bobkova (1961).

Synonymy list

Year	Name and author
1869	Ostrea costei Coquand
1884	Ostrea hissarensis Romanowski
1912	Pycnodonta costei Pervinquiere
1961	Fatina (Avia) costei Bobkova
1962	Ostrea (Crassostrea) costei Coquand
1986	Pycnodonte costei Freneix and Viaud
1990	Pycnodonte (Costeina) costei Malchus
2006	Pycnodonte costei El Qot p. 35

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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)
infraclass	Pteriomorphia	(Beurlen 1944)

Rank	Name	Author
—	Ostreomorphi	Ferussac 1822
—	Ostreioni	Ferussac 1822
—	Ostreata	Ferussac 1822
superorder	Ostreiformii	Ferussac 1822
order	Ostreida	(Fërussac 1822)
suborder	Ostreidina	(Ferussac 1822)
superfamily	Ostreoidea	(Rafinesque 1815)
family	Gryphaeidae	Vialov 1936
subfamily	Pycnodonteinae	Stenzel 1959
genus	Pycnodonte	(Fischer von Waldheim 1835)
species	costei	(Coquand 1869)

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.

†Pycnodonte costei Coquand 1869

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Invalid names: Ostrea (Crassostrea) costei Coquand 1962 [synonym], Ostrea hissarensis Romanowski 1884 [synonym], Pycnodonta costei Pervinquiere 1912 [synonym]

Diagnosis

No diagnoses are available

Measurements

No measurements are available

Composition:

low Mg calcitef

Environment:

marine, brackisho

Locomotion:

stationaryg

Attached:

yesg

Life habit:

epifaunalg

Diet:

suspension feederg

Vision:

blindc

Created:

2009-08-18 17:10:00

Modified:

2009-08-18 19:10:00

Source: g = genus, f = family, o = order, c = class

References: Kiessling 2004, Hendy et al. 2009, Aberhan et al. 2004, Steuber 2002

Age range: base of the Late/Upper Turonian to the top of the Campanian or 93.90000 to 72.20000 Ma

Collections (14 total)

Time interval	Ma	Country or state	Original ID and collection number
Late/Upper Turonian	93.9 - 89.8	Afghanistan	Fatina costei (186341)
Middle Turonian	93.9 - 89.8	Afghanistan	Fatina costei (186340)
Coniacian	89.8 - 85.7	Tunisia	Pycnodonte costei (185650)
Coniacian	89.8 - 85.7	Egypt	Pycnodonte costei (114803)
Coniacian	89.8 - 85.7	Algeria	Pycnodonte costei (185640)
Coniacian	89.8 - 85.7	Afghanistan	Fatina costei (186342)
Late/Upper Coniacian	89.8 - 85.7	Egypt	Pycnodonte costei (185810)
Coniacian - Santonian	89.8 - 83.6	Egypt	Pycnodonte costei (114827 114908 184739)
Santonian	85.7 - 83.6	Algeria	Pycnodonte costei (185644)
Santonian	85.7 - 83.6	Tunisia	Pycnodonte costei (185651)
Campanian	83.6 - 72.2	Algeria	Pycnodonte costei (185645)
Campanian	83.6 - 72.2	Tunisia	Pycnodonte costei (185652)