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Intomodesma

Bivalvia - Myalinida - Atomodesmatidae

Taxonomy
Intomodesma was named by Popov (1958) [Sepkoski's age data: P Guad-l P Tatr Sepkoski's reference number: 1040].

It was reranked as Atomodesma (Intomodesma) by Neves et al. (2014).

It was assigned to Pterioida by Sepkoski (2002); to Atomodesmatinae by Biakov (2008); and to Atomodesma by Neves et al. (2014).

Synonymy list
YearName and author
1958Intomodesma Popov p. 142
2002Intodesma Sepkoski
2008Intomodesma Biakov p. 240
2014Atomodesma (Intomodesma) Neves et al. p. 219

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—Spiralia
superphylumLophotrochozoa
phylumMollusca
classBivalvia
—Eubivalvia
subclassAutobranchia(Groblen 1894)
RankNameAuthor
infraclassPteriomorphia(Beurlen 1944)
—OstreomorphiFerussac 1822
—OstreioniFerussac 1822
—MyalinataPaul 1939
orderMyalinidaPaul 1939
superfamilyInoceramoideaGiebel 1852
familyAtomodesmatidaeWaterhouse 1976
subfamilyAtomodesmatinae()
genusIntomodesmaPopov 1958

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. †Intomodesma Popov 1958
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†Intomodesma bicarinatum Muromtseva 1984
†Intomodesma costatum Popov 1958
†Intomodesma evenica Kuznetsov 1991
†Intomodesma gibberosa Astafieva 1987
†Intomodesma solominae Astafieva 1993
†Intomodesma turgidum Popov 1958
Diagnosis
No diagnoses are available
Measurements
partNmeanminimummaximummedians.d.
shell height115.0----
valve height1685.548.6180.078.542.2

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: Aberhan et al. 2004, Eaton 1871

Age range: base of the Sakmarian to the top of the Changhsingian or 293.52000 to 252.17000 Ma

Collections (45 total)


Time interval Ma Country or state Original ID and collection number
Sakmarian293.52 - 290.1Brazil Atomodesma sp. (155153)
Roadian272.3 - 268.8Russian Federation Kolymia pterineaeformis (114064)
Roadian - Capitanian272.3 - 259.51Russian Federation I. turgida, I. costata (110283) Kolymia pterineaeformis (110298 114002)
Roadian - Capitanian272.3 - 259.51China (Nei Mongol) Kolymia pterineaeformis (114137)
Roadian - Changhsingian272.3 - 252.17Russian Federation Kolymia pterineaeformis (114121)
Wordian266.9 - 264.28Russian Federation Atomodesma bicarinata (95814) Kolymia pterineaeformis (113986)
Wordian266.9 - 264.28USA (Nevada) I. sp. 1 (89633 89634)
Capitanian264.28 - 259.51Russian Federation Atomodesma bicarinata (114061) Kolymia pterineaeformis (113993 114062 114065 114066)
Capitanian264.28 - 259.51Russian Federation (Sakha) Kolymia pterineaeformis (113933)
Wuchiapingian259.9 - 254.17Russian Federation Atomodesma costata (113982) Atomodesma turgida (113894 114004 114063) I. balygytshanica (102198) I. costatum (102207) I. sp., I. costatum (98148) Kolymia pterineaeformis (114122) Trabeculatia gibberosa (101591)
Changhsingian254.17 - 252.17Nepal I. sp. (62448)
Changhsingian254.17 - 252.17Russian Federation Atomodesma costata (97377 109934 114005 114123) Atomodesma turgida (81153) I. balygytshanica (101871) I. costatum (102221 221269) I. evenica (101870 102208) I. postevenicum (102211) I. sp. (102154 221268 221956) I. sp., I. costatum (221267) I. sp., I. evenica (102209 102210)
Changhsingian254.17 - 252.17Russian Federation (Sakha) I. postevenicum, I. sp. (206754)