PBDB Taxon

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

Pteria cassiana

Bivalvia - Ostreida - Pteriidae

Taxonomy

Avicula cassiana was named by Bittner (1895).

It was recombined as Pteria cassiana by Awad (1945), Friesenbichler et al. (2019).

Sister species lacking formal opinion data

P. aculeati, P. africana, P. aguilerae, P. annosa, P. anomala, P. aviculoides, P. boydi, P. cassiata, P. caudata, P. chipolana, P. contorta, P. cortinensis, P. costatula, P. coturnix, P. credneriana, P. deusseni, P. falcata, P. frechii, P. gansingensis, P. hallensis, P. hoffmanni, P. hofmanni, P. insolita, P. kokeni, P. linderi, P. loveni, P. masatanii, P. media, P. mugikawensis, P. multangula, P. murchisoni, P. murchisoni, P. navicula, P. nebrascensis, P. nitida, P. obliqua, P. oneroaensis, P. papyracia, P. percompressa, P. petropolitana, P. petrosa, P. phalaenacea, P. phalenacea, P. polyodon, P. pteropernoides, P. pygmaea, P. rhombica, P. rostrata, P. serini, P. spergenensis, P. stampinensis, P. stampinesis, P. stoppanii, P. tanganyicensis, P. tofanae, P. tofaniea, P. triptera, P. tuchteri, P. ussurica, P. ussurica, P. ussurica, P. vanwinkleae, P. vulgaris, P. peroblica, P. subdecussata, P. texturata, P. texturata, P. media, P. conradi, P. kamenka, P. petropolitana, P. petropolitana, P. tenuis, P. malayensis

Synonymy list

Year	Name and author
1895	Avicula cassiana Bittner
1945	Pteria cassiana Awad
2019	Pteria cassiana Friesenbichler 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)
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	Malleidina	Gray 1854
superfamily	Pterioidea	Gray 1847
family	Pteriidae	Gray 1847
genus	Pteria	Scopoli 1777
species	cassiana	()

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.

†Pteria cassiana Bittner 1895

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Diagnosis

No diagnoses are available

Measurements

No measurements are available

Composition:

aragonitef

Composition 2:

low Mg calcitef

Entire body:

yesf

Adult length:

10 to < 100f

Adult width:

10 to < 100f

Adult height:

10 to < 100f

Thickness:

intermediatef

Folds:

nonef

Ribbing:

minorf

Spines:

minorf

Internal reinforcement:

nonef

Ontogeny:

accretionf

Environment:

coastal, inner shelf, outer shelf, oceanicf

Locomotion:

stationaryg

Attached:

yesg

Epibiont:

yesf

Life habit:

epifaunalg

Diet:

suspension feederg

Vision:

blindc

Created:

2009-08-17 19:45:38

Modified:

2009-08-17 21:45:38

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

References: Voigt 1973, Aberhan et al. 2004

Age range: base of the Bithynian to the top of the Julian or 244.99000 to 233.60000 Ma

Collections (14 total)

Time interval	Ma	Country or state	Original ID and collection number
Anisian	246.7 - 241.464	China (Guizhou)	Pteria cassiana (42277 201820 201821)
Anisian	246.7 - 241.464	Egypt (Shamal Sina)	Pteria cassiana (206058)
Bithynian	244.99 - 244.24	Romania	Pteria cassiana (197722)
Pelsonian - Illyrian	244.24 - 241.464	China (Guizhou)	Pteria cassiana (31617 31620 31621 31623 31625 31632)
Julian	237.0 - 233.6	Italy	Avicula cassiana (138262) Pteria cassiana (69661)
Carnian	237.0 - 227.3	Slovenia	Avicula cassiana (206261)