PBDB Taxon

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

Iniskinites

Cephalopoda - Ammonitida - Sphaeroceratidae

Taxonomy

Iniskinites was named by Imlay (1975) [Sepkoski's age data: J Bath-l J Bath-u].

It was assigned to Cadoceratinae by Imlay (1975); to Ammonoidea by Sepkoski (2002); and to Eurycephalitinae by Parent (1998), Poulton and Hall (2019).

Species

I. abruptus, I. andinus, I. cepoides, I. crassus, I. evolutus, I. intermedius, I. magniformus, I. martini

Species lacking formal opinion data

I. cadoceroides, I. gulisanoi, I. robustus, I. subtransiens

Entered

by J. Sepkoski on 2003-01-23; modified by M. Clapham on 2015-07-26

Synonymy list

Year	Name and author
1975	Iniskinites Imlay p. 23
1998	Iniskinites Parent p. 88
2002	Iniskinites Sepkoski
2019	Iniskinites Poulton and Hall

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Rank	Name	Author
kingdom	Animalia	()
—	Bilateria
—	Eubilateria	Ax 1987
—	Protostomia
—	Spiralia
superphylum	Lophotrochozoa
phylum	Mollusca
class	Cephalopoda	Cuvier 1797

Rank	Name	Author
subclass	Ammonoidea	()
order	Ammonitida	Haeckel 1866
suborder	Ammonitina	Hyatt 1889
superfamily	Stephanoceratoidea	(Newmayr 1875)
family	Sphaeroceratidae	Buckman 1920
subfamily	Eurycephalitinae	Thierry 1976
genus	Iniskinites

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. †Iniskinites Imlay 1975

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†Iniskinites abruptus Imlay 1953

†Iniskinites andinus Burckhardt 1903

†Iniskinites cepoides Whiteaves 1884

†Iniskinites crassus Riccardi and Westermann 1991

†Iniskinites evolutus Parent 1998

†Iniskinites intermedius Imlay 1953

†Iniskinites magniformus Imlay 1953

†Iniskinites martini Imlay 1953

Diagnosis

No diagnoses are available

Measurements

part	N	mean	minimum	maximum	median	s.d.
shell height	3	31.3	17.2	43.0	41.4	14.4
shell diameter	3	64.2	32.8	94.0	86.0	33.3
shell inflation	3	10.1	4.10	21.1	12.0	8.52

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 Bathonian to the top of the Callovian or 168.20000 to 161.50000 Ma

Collections (35 total)

Time interval	Ma	Country or state	Original ID and collection number
Bathonian	168.2 - 165.3	Canada (British Columbia)	I. sp. (37607 37608 37609)
Bathonian	168.2 - 165.3	Argentina (Neuquén)	I. crassus (235862 235939 235949) I. gulisanoi (235863)
Late/Upper Bathonian	168.2 - 165.3	Argentina (Neuquen)	I. cadoceroides, I. subtransiens (4881) I. crassus (158968 158969 158970) I. sp. A, I. gulisanoi, I. evolutus (158966)
Late/Upper Bathonian	168.2 - 165.3	Honduras	I. andinus (169240)
Late/Upper Bathonian	168.2 - 165.3	Argentina (Mendoza)	I. cadoceroides, I. subtransiens (4882)
Bathonian - Callovian	168.2 - 161.5	Canada (British Columbia)	I. sp. (37626 37630 37631) I. sp., I. martini (37627) I. sp., I. robustus (37625)
Late/Upper Bathonian - Early/Lower Callovian	168.2 - 161.5	Canada (British Columbia)	I. cepoides (204169)
Callovian	165.3 - 161.5	USA (Alaska)	Kheraiceras abruptum (158904 158905 158907 158954) Kheraiceras intermedium (68872 68879 68881 68912 68913 158652 158711) Kheraiceras magniforme (158888 158903 158908) Kheraiceras martini (158900)