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Graptacme

Scaphopoda - Dentaliida - Dentaliidae

Taxonomy
Graptacme was named by Pilsbry (1897) [Sepkoski's age data: T Than R]. It is extant.

It was assigned to Scaphopoda by Sepkoski (2002); and to Dentaliidae by Wells and Houston (2001) and Reynolds and Steiner (2008).

Synonymy list
YearName and author
1897Graptacme Pilsbry
2001Graptacme Wells and Houston p. 105
2002Graptacme Sepkoski
2008Graptacme Reynolds and Steiner p. 147 figs. Table 7.1

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Spiralia
superphylumLophotrochozoa
RankNameAuthor
phylumMollusca
classScaphopodaBronn 1862
orderDentaliidaDa Costa 1776
familyDentaliidaeGray 1834
genusGraptacmePilsbry 1897

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. Graptacme Pilsbry 1897
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Invalid names: Dentalium semipolitum Broderip and Sowerby 1829 [synonym]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: aragonitec
Locomotion: slow-movingo
Life habit: semi-infaunalo
Diet: deposit feedero
Vision: blindc
Created: 2009-10-11 12:33:07
Modified: 2009-10-11 14:33:57
Source: o = order, c = class
References: Hendy et al. 2009, Aberhan et al. 2004

Age range

Maximum range based only on fossils: base of the Late/Upper Pliocene to the top of the Late/Upper Pleistocene or 3.60000 to 0.01170 Ma
Minimum age of oldest fossil (stem group age): 2.588 Ma

Collections (13 total)


Time interval Ma Country or state Original ID and collection number
Late/Upper Pliocene3.6 - 2.588Jamaica G. sp. (69094)
Late/Upper Pliocene3.6 - 2.588Venezuela G. calamus, G. semistriolatum (131210)
Gelasian2.588 - 1.806USA (California) Dentalium semipolitum (189765 189768)
Pleistocene2.588 - 0.0117Haiti Dentalium semistriatum (60880)
Quaternary2.58 - 0.0USA (California) Dentalium semipolitum (37933 37940)
Late/Upper Pleistocene0.129 - 0.0117USA (California) Dentalium semipolitum (59063 160361 219029 222659 222660 222662)