PBDB Taxon

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

Parallelodon obsoletus

Bivalvia - Arcida - Parallelodontidae

Taxonomy

Macrodon obsoletus was named by Meek (1871). It is not a trace fossil.

It was recombined as Parallelodon obsoletus by Morningstar (1922) and Hoare (1961).

Sister species lacking formal opinion data

P. beyrichi, P. buchmani, P. buckmani, P. caprinus, P. carbonarius, P. cypriniformis, P. esinensis, P. fraiponti, P. infraliassicus, P. koikensis, P. lutugini, P. luxdorfensis, P. meridionalis, P. obtusus, P. pindiroensis, P. productum, P. quichaurensis, P. squamosus, P. theciformis, P. truncatus, P. vokesi, P. walciodorensis

Synonymy list

Year	Name and author
1871	Macrodon obsoletus Meek
1875	Macrodon obsoletus Meek p. 334 figs. pl. 19 f. 9
1900	Macrodon obsoletus Beede pp. 147-148 figs. pl. 20 f. 13
1922	Parallelodon obsoletus Morningstar pp. 209-210 figs. pl. 11 f. 1-2
1961	Parallelodon obsoletus Hoare pp. 105-106 figs. pl. 14 f. 2

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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)

Rank	Name	Author
infraclass	Pteriomorphia	(Beurlen 1944)
—	Ostreomorphi	Ferussac 1822
—	Arcioni	Gray 1854
order	Arcida	(Stoliczka 1871)
superfamily	Arcoidea	(Lamarck 1809)
family	Parallelodontidae	Dall 1898
subfamily	Parallelodontinae	Dall 1898
genus	Parallelodon
species	obsoletus	()

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.

†Parallelodon obsoletus Meek 1871

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Diagnosis

No diagnoses are available

Measurements

No measurements are available

Composition:

aragoniteo

Locomotion:

facultatively mobileg

Attached:

yesg

Life habit:

low-level epifaunalg

Diet:

suspension feederg

Vision:

blindc

Created:

2009-04-13 11:21:49

Modified:

2009-10-10 18:20:39

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

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

Age range: base of the Chadian to the top of the Virgilian or 346.70000 to 298.90000 Ma

Collections (9 total)

Time interval	Ma	Country or state	Original ID and collection number
Chadian - Arundian	346.7 - 340.0	USA (Indiana)	Parallelodon obsoletus (8134 8136)
Morrowan	323.2 - 318.6	USA (Ohio)	Parallelodon obsoletus (184126)
Desmoinesian	312.8 - 306.0	USA (Missouri)	Parallelodon obsoletus (70134 70382)
Missourian	306.0 - 303.7	USA (Pennsylvania)	Macrodon obsoletus (184105)
Missourian	306.0 - 303.7	USA (Ohio)	Parallelodon obsoletus (175100)
Virgilian	303.7 - 298.9	USA (Ohio)	Parallelodon obsoletus (71993)
Virgilian	303.7 - 298.9	USA (Illinois)	Parallelodon obsoletus (50219)