PBDB Taxon

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

Septimyalina

Bivalvia - Myalinida - Myalinidae

Taxonomy

Septimyalina was named by Newell (1942) [Sepkoski's age data: C Vise P Guad-l].

It was assigned to Pterioida by Sepkoski (2002); and to Myalinidae by Vokes (1980) and Anelli et al. (2006).

Species

S. burmai (syn. Myalina apachesi), S. orbiculata, S. orthonota, S. perattenuata (syn. Myalina kansanensis), S. quadrangularis, S. scitula, S. sinuosa, S. sultanaevi

Synonymy list

Year	Name and author
1942	Septimyalina Newell p. 64
1980	Septimyalina Vokes p. 33
2002	Septimyalina Sepkoski
2006	Septimyalina Anelli et al. p. 1128

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

Rank	Name	Author
subclass	Autobranchia	(Groblen 1894)
infraclass	Pteriomorphia	(Beurlen 1944)
—	Ostreomorphi	Ferussac 1822
—	Ostreioni	Ferussac 1822
—	Myalinata	Paul 1939
order	Myalinida	Paul 1939
superfamily	Ambonychioidea	(Miller 1877)
family	Myalinidae	Frech 1891
genus	Septimyalina

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. †Septimyalina Newell 1942

show all | hide all

†Septimyalina burmai Newell 1942

hide

Invalid names: Myalina apachesi Marcou 1858 [replaced]

†Septimyalina orbiculata Newell 1942

†Septimyalina orthonota Mather 1915

†Septimyalina perattenuata Meek and Hayden 1858

hide

Invalid names: Myalina kansanensis Shumard and Swallow 1858 [synonym]

†Septimyalina quadrangularis Newell 1942

†Septimyalina scitula Newell 1942

†Septimyalina sinuosa Morningstar 1922

†Septimyalina sultanaevi Muromtseva 1984

Diagnosis

No diagnoses are available

Measurements

part	N	mean	minimum	maximum	median	s.d.
valve height	9	17.0	7.11	36.2	16.9	9.80

Composition:

aragonitec

Locomotion:

facultatively mobilesubc

Life habit:

epifaunalsubc

Diet:

suspension feedersubc

Vision:

blindc

Created:

2014-02-09 11:13:23

Modified:

2014-02-09 11:13:23

Source: subc = subclass, c = class

References: Eaton 1871, Aberhan et al. 2004

Age range: base of the Brigantian to the top of the Changhsingian or 336.00000 to 252.17000 Ma

Collections (114 total)

Time interval	Ma	Country or state	Original ID and collection number
Meramecian	343.0 - 335.5	USA (Nevada)	S. sp. (62674)
Brigantian	336.0 - 330.9	USA (Alabama)	S. sp. (6759 6789 6799 6808)
Serpukhovian	330.9 - 323.2	USA (Arkansas)	S. perattenuata (5517)
Serpukhovian	330.9 - 323.2	USA (West Virginia)	S. sp. (56142 56143 65682)
Serpukhovian	330.9 - 323.2	USA (Montana)	S. sp. (5629 5651)
Morrowan	323.2 - 318.6	USA (Alabama)	S. sp. (2854)
Morrowan	323.2 - 318.6	USA (Arizona)	S. sp. (42667 42668 42671 42672 42700 42702 42707 42800)
Morrowan - Desmoinesian	323.2 - 306.0	Brazil	S. perattenuata (67801 67803 211609 211611)
Morrowan - Desmoinesian	323.2 - 306.0	Mexico (Oaxaca)	S. sp. (44297)
Pennsylvanian	323.2 - 298.9	Mexico (Oaxaca)	S. sp. (211809)
Westphalian	318.7 - 307.5	USA (Kentucky)	S. sp. (52864)
Moscovian	315.2 - 307.0	USA (Kentucky)	S. sp. (195795)
Kasimovian	307.0 - 303.7	USA (Kansas)	S. perattenuata (159905)
Kasimovian - Gzhelian	307.0 - 298.9	USA (Utah)	S. burmai (39993 39994)
Kasimovian - Gzhelian	307.0 - 298.9	USA (New Mexico)	Myalina apachesi (150952)
Missourian	306.0 - 303.7	USA (Kansas)	Myalina perattenuata (160173)
Gzhelian	303.7 - 298.9	USA (New Mexico)	S. burmai (64273)
Gzhelian	303.7 - 298.9	USA (Utah)	S. sp. (39917 39922)
Virgilian	303.7 - 298.9	USA (Kansas)	S. sp. (787 846)
Virgilian	303.7 - 298.9	USA (New Mexico)	S. burmai (156695 156699 156715)
Virgilian	303.7 - 298.9	USA (Texas)	S. sinuosa (217908 217944 217986 217995 218002 218029)
Noginskian	301.2 - 300.1	USA (Kansas)	S. burmai (11608 11728) S. perattenuata (11607) S. scitula (11580 11651 11697 11712) S. sp. (11579 11593 11600 11612 11614 11998) S. sp., S. burmai (11717)
Asselian	298.9 - 295.5	USA (Kansas)	S. burmai (784 12260 12322 12324 12395 12441 12442 82799 115876) S. scitula (891 895 899 12245 12314 12315 12389 12392) S. sp. (799 887 888 12251 12256 12309 12319 12321 12323)
Asselian - Sakmarian	298.9 - 290.1	Peru (Ayacucho)	S. burmai (41376)
Asselian - Sakmarian	298.9 - 290.1	Peru (Apurimac)	S. burmai (41356)
Permian	298.9 - 251.902	USA (Alaska)	Myalina perattenuata (112199)
Sakmarian	293.52 - 290.1	USA (New Mexico)	S. burmai (39150 39151 39153 39154 39155 118001)
Artinskian	290.1 - 279.3	USA (Nevada)	S. burmai (66104)
Artinskian	290.1 - 279.3	USA (Texas)	Myalina perattenuata (108766 119870 119871)
Kungurian	279.3 - 272.3	USA (Kansas)	S. scitula (82111)
Kungurian	279.3 - 272.3	USA (Oklahoma)	Myalina apachesi (90744)
Kungurian	279.3 - 272.3	Mexico (Puebla)	Myalina apachesi (90679)
Kungurian	279.3 - 272.3	USA (New Mexico)	Myalina apachesi (233342)
Kungurian	279.3 - 272.3	USA (Texas)	Myalina apachesi (90740 90745 90746 90747 90749 90750)
Roadian	272.3 - 268.8	USA (Colorado)	Myalina perattenuata (233343)
Roadian	272.3 - 268.8	Russian Federation	S. sultanaevi (113631)
Changhsingian	254.17 - 252.17	Japan	S. sp. (114491)
Changhsingian	254.17 - 252.17	China (Guizhou)	S. sp. (108551)