PBDB Taxon

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

Praecardium

Bivalvia - Cyrtodontida - Praecardiidae

Taxonomy

Praecardium was named by Barrande (1881) [Sepkoski's age data: S Wenl D Fame].

It was assigned to Praecardiinae by Vokes (1980); to Praecardioida by Sepkoski (2002); and to Praecardiidae by Kříž (2007), Bouchet et al. (2010).

Species

Barcinia almerae, Joachymcardium cunctatum, Pleurodonta bohemica, Silurocardium

Species lacking formal opinion data

P. adolescens, P. distans, P. massolei, P. numa, P. ovatum, P. striatum, P. tranquillum

Sister genera

Silurocardium

Synonyms

Puella was named by Barrande (1881).

It was synonymized subjectively with Praecardium by Cox et al. (1969).
Silurocardium was named by Meymerie (1878). Its type is Silurocardium barrandei.

It was considered a nomen oblitum by Cox et al. (1969).
Nevesta was named by Barrande (1881).

It was synonymized subjectively with Praecardium by Cox et al. (1969).
Sponsa was named by Barrande (1881).

It was synonymized objectively with Nevesta by Cox et al. (1969).
Pater was named by Barrande (1881).

It was synonymized subjectively with Praecardium by Cox et al. (1969).
Regina was named by Barrande (1881).

It was synonymized subjectively with Praecardium by Cox et al. (1969).
Pleurodonta was named by Conrath (1887). Its type is Pleurodonta bohemica.

It was synonymized subjectively with Praecardium by Cox et al. (1969).
Barcinia was named by Suner and Coma (1959). It is not extant. Its type is Kralovna almerae.

It was synonymized subjectively with Praecardium by Cox et al. (1969).
Joachymcardium was named by Ruzicka and Prantl (1960). It is not extant. Its type is Cardium cunctatum.

It was synonymized subjectively with Praecardium by Cox et al. (1969).

Synonymy list

Year	Name and author
1878	Silurocardium Meymerie
1881	Nevesta Barrande
1881	Pater Barrande
1881	Praecardium Barrande
1881	Puella Barrande
1881	Regina Barrande
1881	Sponsa Barrande
1887	Pleurodonta Conrath
1959	Barcinia Suner and Coma
1960	Joachymcardium Ruzicka and Prantl p. 50
1980	Praecardium Vokes p. 9
2002	Praecardium Sepkoski
2007	Praecardium Kříž p. 1361
2010	Praecardium Bouchet et al.

Is something missing? Join the Paleobiology Database and enter the data

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	Pteriomorphia	(Beurlen 1944)
—	Ostreomorphi	Ferussac 1822
—	Arcioni	Gray 1854
order	Cyrtodontida	Scarlato and Starobogatov 1971
suborder	Praecardiidina	()
—	Praecardioidei	Newell 1965
superfamily	Praecardioidea	Hoernes 1884
family	Praecardiidae	Hoernes 1884
genus	Praecardium

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. †Praecardium Barrande 1881

show all | hide all

Invalid names: Barcinia Suner and Coma 1959 [synonym], Joachymcardium Ruzicka and Prantl 1960 [synonym], Nevesta Barrande 1881 [synonym], Pater Barrande 1881 [synonym], Pleurodonta Conrath 1887 [synonym], Puella Barrande 1881 [synonym], Regina Barrande 1881 [synonym], Silurocardium Meymerie 1878 [nomen oblitum]

Diagnosis

No diagnoses are available

Measurements

No measurements are available

Composition:

aragonitec

Entire body:

yesg

Adult length:

10 to < 100g

Adult width:

10 to < 100g

Adult height:

10 to < 100g

Thickness:

intermediateg

Folds:

noneg

Ribbing:

minorg

Spines:

noneg

Internal reinforcement:

noneg

Locomotion:

facultatively mobilesubc

Life habit:

epifaunalsubc

Diet:

suspension feedersubc

Vision:

blindc

Comments:

BODY SIZE: Data from Cox et al. (1969).g

Created:

2009-06-05 13:24:52

Modified:

2009-06-05 15:24:52

Source: g = genus, subc = subclass, c = class

References: Eaton 1871, Aberhan et al. 2004, Hendy 2009

Age range: base of the Wenlock to the top of the Late/Upper Givetian or 432.90000 to 382.31000 Ma

Collections (33 total)

Time interval	Ma	Country or state	Original ID and collection number
Jaani	433.5 - 431.2	Estonia (Saare)	P. striatum (195595)
Wenlock	432.9 - 426.7	China (Sichuan)	P. ovatum (27762 27763)
Ludlow	426.7 - 422.7	China (Yunnan)	P. distans (27796)
Ludfordian	425.0 - 422.7	Austria	P. sp. (14163)
Ludfordian	425.0 - 422.7	Czechia	P. sp. (14162)
Pridoli	422.7 - 419.62	Italy (Sardinia)	P. massolei, P. adolescens, P. sp. (26183)
Pridoli	422.7 - 419.62	Morocco	P. tranquillum (27336)
Pridoli	422.7 - 419.62	Poland	P. adolescens, P. numa (23027 23032)
Pridoli	422.7 - 419.62	Czechia	P. sp. (13894 14168 14183 232620) P. spp. (14039 14040 14041 14076 14080)
Pridoli - Helderbergian	422.7 - 393.47	Italy (Sardinia)	P. sp. (26165)
Early/Lower Emsian	410.62 - 399.5	Germany	P. sp. (74301)
Early/Lower Emsian	410.62 - 399.5	Germany (Gemuenden)	Puella sp. (26903)
Emsian	410.62 - 393.47	Canada (Nunavut)	P. sp. (170992)
Emsian - Eifelian	410.62 - 387.95	Brazil (Piaui)	P. sp. (37128)
Givetian	387.95 - 382.31	USA (New York)	P. sp. (9490 9491 9495 9496 9497 9498 9499)
Givetian - Frasnian	387.95 - 372.15	China (Hunan)	P. sp. (233242)
Late/Upper Givetian	383.4 - 382.31	Germany (Nordrhein-Westfalen)	Puella sp. (82561)