PBDB Taxon

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

Phylloceras (Macrophylloceras) grossicostatum

Cephalopoda - Phylloceratida - Phylloceratidae

Taxonomy

Phylloceras (Macrophylloceras) grossicostatum was named by Imlay (1953). Its type specimen is USNM 108014, a shell, and it is a 3D body fossil.

Sister species lacking formal opinion data

P. chilense, P. geyeri, P. glaber, P. mazenoti, P. omkuchanicum, P. plicatissimum, P. subramosum, P. triasicum, P. masiaposensum

Synonymy list

Year	Name and author
1953	Phylloceras (Macrophylloceras) grossicostatum Imlay p. 74 figs. Pl 25, figs 11-13,15,16

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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	Phylloceratida	(Zittel 1884)
superfamily	Phylloceratoidea	(Zittel 1884)
family	Phylloceratidae	Zittel 1884
subfamily	Phylloceratinae	Zittel 1884
genus	Phylloceras
subgenus	Macrophylloceras
species	grossicostatum

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.

†Phylloceras (Macrophylloceras) grossicostatum Imlay 1953

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Diagnosis

No diagnoses are available

Measurements

No measurements are available

Composition:

aragoniteo

Environment:

marinec

Locomotion:

actively mobileo

Life habit:

nektonico

Diet:

carnivoreo

Vision:

well-developedc

Created:

2009-09-27 10:11:29

Modified:

2009-09-27 12:11:29

Source: o = order, c = class

References: Kiessling 2003, Kiessling 2004, Hendy et al. 2009

Age range: Callovian or 166.10000 to 163.50000 Ma

Collections (9 total)

Time interval	Ma	Country or state	Original ID and collection number
Callovian	166.1 - 163.5	USA (Alaska)	Macrophylloceras grossicostatum (68880 68881 68898) Phylloceras grossicostatum (158650 158707 158880 158903 158916 158920)