PBDB Taxon

Basic info	Taxonomic history	Classification	Included Taxa
Morphology	Ecology and taphonomy	External Literature Search	Age range and collections

Idaoceras

Cephalopoda - Ceratitida - Thetiditidae

Taxonomy

Idaoceras was named by Tozer (1994).

It was assigned to Thetiditidae by Tozer (1994).

Species

I. idae (syn. Sandlingites cuspidiani), I. maclearni

Synonymy list

Year	Name and author
1994	Idaoceras Tozer p. 209

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Rank	Name	Author
kingdom	Animalia	()
—	Bilateria
—	Eubilateria	Ax 1987
—	Protostomia
—	Spiralia
superphylum	Lophotrochozoa
phylum	Mollusca

Rank	Name	Author
class	Cephalopoda	Cuvier 1797
subclass	Ammonoidea	()
order	Ceratitida	Hyatt 1884
superfamily	Clydonitaceae	Mojsisovics 1879
family	Thetiditidae	Tozer 1971
genus	Idaoceras

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. †Idaoceras Tozer 1994

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†Idaoceras idae Mojsisovics 1893

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Invalid names: Sandlingites cuspidiani Diener 1923 [synonym]

†Idaoceras maclearni Tozer 1994

Diagnosis

No diagnoses are available

Measurements

part	N	mean	minimum	maximum	median	s.d.
shell diameter	2	11.6	10.5	12.9	11.7	1.70

Composition:

aragoniteo

Environment:

marinec

Locomotion:

actively mobileo

Life habit:

nektonico

Diet:

carnivoreo

Vision:

well-developedc

Created:

2005-01-28 02:33:06

Modified:

2005-10-06 16:36:47

Source: o = order, c = class

References: Kiessling 2003, Kiessling 2004

Age range: Alaunian or 215.56000 to 212.00000 Ma

Collections: one only

Time interval	Ma	Country or state	Original ID and collection number
Alaunian	215.56 - 212.0	Canada (British Columbia)	I. maclearni (46594)