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Tmetoceras (Tmetoites) alpinum

Cephalopoda - Ammonitida - Hildoceratidae

Taxonomy
Helicoceras alpinum was named by Thalmann (1924). It is not extant.

It was recombined as Tmetoceras (Tmetoites) alpinum by Westermann (1964).

Sister species lacking formal opinion data
T. difalense

Synonymy list
YearName and author
1924Helicoceras alpinum Thalmann pp. XXII-XXIII figs. Text Fig pg. XIII
1964Tmetoceras (Tmetoites) alpinum Westermann p. 445

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—Spiralia
superphylumLophotrochozoa
phylumMollusca
classCephalopodaCuvier 1797
subclassAmmonoidea()
RankNameAuthor
orderAmmonitidaHaeckel 1866
suborderAmmonitinaHyatt 1889
superfamilyHildoceratoidea(Hyatt 1867)
familyHildoceratidaeHyatt 1867
subfamilyTmetoceratinaeSpath 1936
genusTmetocerasMuir-Wood 1936
subgenusTmetoites
speciesalpinum()

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