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Hypotrema

Bivalvia - Ostreida - Malleidae

Taxonomy
Hypotrema is a genus. It is not extant.

It was assigned to Pulvinitidae by Cox et al. (1969); and to Pterioida by Sepkoski (2002).

Species lacking formal opinion data

Synonymy list
YearName and author
1969Hypotrema Cox et al. p. N326
2002Hypotrema Sepkoski

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Spiralia
superphylumLophotrochozoa
phylumMollusca
classBivalvia
Eubivalvia
subclassAutobranchia(Groblen 1894)
infraclassPteriomorphia(Beurlen 1944)
RankNameAuthor
OstreomorphiFerussac 1822
OstreioniFerussac 1822
OstreataFerussac 1822
superorderOstreiformiiFerussac 1822
orderOstreida(FĂ«russac 1822)
suborderMalleidinaGray 1854
superfamilyPterioideaGray 1847
familyMalleidaeLamarck 1819
familyPulvinitinae(Stephenson 1941)
genusHypotrema

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. †Hypotrema
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: low Mg calciteo
Environment: marine, brackisho
Locomotion: stationarysuperf
Attached: yessuperf
Epibiont: yessuperf
Life habit: epifaunalsuperf
Diet: suspension feedersuperf
Vision: blindc
Created: 2009-09-09 13:52:56
Modified: 2009-09-09 15:53:09
Source: superf = superfamily, o = order, c = class
References: Sanchez Roig 1926, Aberhan et al. 2004, Kiessling 2004

Age range: base of the Bathonian to the top of the Early/Lower Tithonian or 168.30000 to 145.00000 Ma

Collections (6 total)


Time interval Ma Country or state Original ID and collection number
Bathonian168.3 - 166.1United Kingdom (England) H. sp. (36553 36554 36556)
Late/Upper Oxfordian161.2 - 155.7United Kingdom (England) H. sp. (4084)
Middle Oxfordian161.2 - 155.7France H. sp. (11084)
Early/Lower Tithonian150.8 - 145.0Germany H. sp. (34608)