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Rasenia (Eurasenia) rolandi

Cephalopoda - Ammonitida - Perisphinctidae

Taxonomy
Ammonites rolandi was named by Oppel (1863). It is not extant. It is the type species of Rasenia (Eurasenia).

It was recombined as Rasenia (Eurasenia) rolandi by Geyer (1961).

Sister species lacking formal opinion data
R. heeri, R. uralensis

Synonymy list
YearName and author
1863Ammonites rolandi Oppel p. 239 figs. Tab 67, Fig 3a, b
1961Rasenia (Eurasenia) rolandi Geyer pp. 87, 90

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—Spiralia
superphylumLophotrochozoa
phylumMollusca
classCephalopodaCuvier 1797
subclassAmmonoidea()
RankNameAuthor
orderAmmonitida
suborderAmmonitinaHyatt 1889
superfamilyPerisphinctoidea(Steinman 1890)
familyPerisphinctidaeSteinmann 1890
subfamilyAulacostephaninaeSpath 1924
genusRasenia
subgenusEurasenia
speciesrolandi()

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 2004, Kiessling 2003
Collections
No collection or age range data are available