PBDB Taxon

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

Crestaites

Cephalopoda - Ammonitida - Hammatoceratidae

Taxonomy

Crestaites was named by Rulleau and Elmi (2001). It is not extant. Its type is Hammatoceras meneghinii.

It was assigned to Hammatoceratinae by Kovács (2009), Howarth (2013).

Species

C. goyi, C. meneghinii, C. raricostatus, C. szentei, C. victorii (syn. Hammatoceras strictum)

Synonymy list

Year	Name and author
2001	Crestaites Rulleau and Elmi
2009	Crestaites Kovács
2013	Crestaites Howarth p. 103

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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	Hammatoceratoidea	Schindewolf 1964
family	Hammatoceratidae	Buckman 1887
subfamily	Hammatoceratinae	Buckman 1887
genus	Crestaites	Rulleau and Elmi 2001

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. †Crestaites Rulleau and Elmi 2001

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†Crestaites goyi Martinez 1992

†Crestaites meneghinii Bonarelli 1899

†Crestaites raricostatus Geczy 1966

†Crestaites szentei Kovács 2009

†Crestaites victorii Bonarelli 1895

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Invalid names: Hammatoceras strictum Prinz 1904 [synonym]

Diagnosis

No diagnoses are available

Measurements

part	N	mean	minimum	maximum	median	s.d.
shell height	13	39.5	23.0	52.0	38.0	8.75
shell diameter	13	157.6	88.0	214.0	160.0	36.5
shell inflation	13	84.0	44.0	121.0	87.0	21.7

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

Age range: Late/Upper Toarcian or 180.40000 to 174.70000 Ma

Collections (24 total)

Time interval	Ma	Country or state	Original ID and collection number
Levesquei	182.9 - 174.7	Italy (Sicily)	C. meneghinii (151227)
Middle Toarcian - Late/Upper Toarcian	182.9 - 174.7	Morocco (Taza-Al Hoceima-Taounate)	C. meneghinii, C. victorii (234054)
Late/Upper Toarcian	180.4 - 174.7	Hungary	C. meneghinii (108593 108594 108631) C. meneghinii, C. victorii (108577 108579 108597) C. raricostatus, C. victorii (108576) C. szentei (108684) C. szentei, C. meneghinii, C. raricostatus, C. victorii, C. goyi (108633) C. szentei, C. meneghinii, C. victorii (108595) C. szentei, C. victorii (108596 108598 108634 108635) C. victorii (108578 108599 108629 108630 108632 108638)
Late/Upper Toarcian	180.4 - 174.7	Tunisia	Hammatoceras goyi (170604)
Late/Upper Toarcian	180.4 - 174.7	France	C. meneghini (161679)