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Obtusicostites obtusicosta

Cephalopoda - Ammonitida - Perisphinctidae

Taxonomy
Perisphinctes obtusicosta was named by Waagen (1875). It is the type species of Obtusicostites.

It was recombined as Obtusicostites obtusicosta by Dutta and Bardhan (2016) and Dutta et al. (2017).

Sister species lacking formal opinion data
O. debi, O. retrosicostatus

Synonyms
Synonymy list
YearName and author
1875Perisphinctes dhosaensis Waagen
1875Perisphinctes obtusicosta Waagen
1875Perisphinctes omphalodes Waagen
1875Perisphinctes obtusicosta Waagen p. 146 figs. PI. XXXVIII, Figs. 1a, b, 2, 3a, b
1875Perisphinctes dhosaensis Waagen p. 149 figs. PI. XXXVIII, Fig. 4a, b, c
1875Perisphinctes omphalodes Waagen p. 150 figs. Pl. XXXVII, Fig. 2a, b
1931Kinkeliniceras crassiplanula Spath
1931Obtusicostites buckmani Spath
1931Obtusicostites ushas Spath
1931Obtusicostites waageni Spath
2016Obtusicostites obtusicosta Dutta and Bardhan p. 35 figs. 6b, 10, 11a-m, 12a-i
2017Obtusicostites obtusicosta Dutta et al. p. 14 figs. 3.1-3.4, 5.5,5.6, 8

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—Spiralia
superphylumLophotrochozoa
phylumMollusca
classCephalopodaCuvier 1797
RankNameAuthor
subclassAmmonoidea()
orderAmmonitida
suborderAmmonitinaHyatt 1889
superfamilyPerisphinctoidea(Steinman 1890)
familyPerisphinctidaeSteinmann 1890
subfamilySivajiceratinae
genusObtusicostites
speciesobtusicosta(Waagen 1875)

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.

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Invalid names: Kinkeliniceras crassiplanula Spath 1931 [synonym], Obtusicostites buckmani Spath 1931 [synonym], Obtusicostites ushas Spath 1931 [synonym], Obtusicostites waageni Spath 1931 [synonym], Perisphinctes dhosaensis Waagen 1875 [synonym], Perisphinctes omphalodes Waagen 1875 [synonym]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: aragoniteo
Environment: marinec
Locomotion: fast-movingo
Life habit: nektonico
Diet: carnivoreo
Vision: well-developedc
Created: 2005-01-28 02:27:03
Modified: 2009-10-08 14:14:55
Source: o = order, c = class
References: Kiessling 2003, Kiessling 2004

Age range: base of the Early/Lower Callovian to the top of the Albian or 164.70000 to 100.50000 Ma

Collections (22 total)


Time interval Ma Country or state Original ID and collection number
Callovian166.1 - 163.5India Obtusicostites obtusicosta (68665) Obtusicostites obtusicosta, Obtusicostites buckmani, Obtusicostites ushas (68657)
Early/Lower Callovian164.7 - 161.2Madagascar Obtusicostites waageni (98159)
Late/Upper Callovian164.7 - 161.2Madagascar Kinkeliniceras crassiplanula (98174)
Late/Upper Callovian164.7 - 161.2Madagascar (Boeny) Obtusicostites devi (234134)
Middle Callovian164.7 - 161.2Madagascar (Boeny) Obtusicostites ushas, Kinkeliniceras kinkelini (234113)
Middle Callovian164.7 - 161.2India (Gujarat) Obtusicostites obtusicosta (167363 187434)
Middle Callovian164.7 - 161.2Madagascar Obtusicostites obtusicosta (98124 98139 98179) Obtusicostites obtusicosta, Obtusicostites buckmani, Obtusicostites ushas (98123) Obtusicostites obtusicosta, Obtusicostites buckmani, Obtusicostites ushas, Kinkeliniceras crassiplanula (98125) Obtusicostites obtusicosta, Obtusicostites ushas (98127 98141) Obtusicostites obtusicosta, Obtusicostites waageni (98183) Obtusicostites ushas (98134 98154 98173)
Middle Callovian164.7 - 161.2Madagascar (Atsimo-Andrefana ) Obtusicostites obtusicosta (234117)
Early/Lower Oxfordian161.2 - 155.7Madagascar Obtusicostites buckmani (98137)
Albian113.0 - 100.5Madagascar (Boeny) Obtusicostites buckmani (234133)