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Megasphaeroceras rotundum

Cephalopoda - Ammonitida - Otoitidae

Taxonomy
Megasphaeroceras rotundum was named by Imlay (1961). Its type specimen is USNM 130898 and is a 3D body fossil. It is the type species of Megasphaeroceras.

Synonymy list
YearName and author
1961Megasphaeroceras rotundum Imlay p. 471 figs. PI. 63, figs. 1-4,6

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—Spiralia
superphylumLophotrochozoa
phylumMollusca
classCephalopodaCuvier 1797
RankNameAuthor
subclassAmmonoidea()
orderAmmonitidaHaeckel 1866
suborderAmmonitinaHyatt 1889
superfamilyStephanoceratoidea(Newmayr 1875)
familyOtoitidaeMascke 1907
genusMegasphaeroceras
speciesrotundum

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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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: Bajocian or 170.90000 to 168.20000 Ma

Collections (11 total)


Time interval Ma Country or state Original ID and collection number
Bajocian170.9 - 168.2USA (Idaho) Megasphaeroceras rotundum (167039 167052)
Bajocian170.9 - 168.2USA (Utah) Megasphaeroceras rotundum (167099 167101 167102 167112)
Bajocian170.9 - 168.2USA (Wyoming ) Megasphaeroceras rotundum (167072 167081)
Bajocian170.9 - 168.2USA (Wyoming) Megasphaeroceras rotundum (167068 167086 167087)