PBDB Taxon

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

Ceratocephala triacantheis

Artiopoda - Odontopleurida - Odontopleuridae

Taxonomy

Ceratocephala triacantheis was named by Whittington and Evitt (1953). It is not extant. Its type specimen is USNM 116543. Its type locality is Loc. 1. Tumbling Run, 2 miles southwest of Strasburg, which is in a Blackriveran carbonate limestone in the Lincolnshire Limestone Formation of Virginia.

Sister species lacking formal opinion data

C. avalanchensis, C. barrandei, C. barrandii, C. bicuspis, C. crawfordi, C. hoernesi, C. lochkoviana, C. micula, C. plummeri, C. rara, C. relativa, C. rhabdopleura, C. sexpares, C. torosa, C. tungstenensis, C. vensiculosa, C. verneuili, C. verneuilli, C. vesiculosa, C. vogdesi, C. vesiculosa

Synonymy list

Year	Name and author
1953	Ceratocephala triacantheis Whittington and Evitt pp. 59-60 figs. pl. 25; pl. 26 f. 1-17

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Rank	Name	Author
kingdom	Animalia	()
—	Bilateria
—	Eubilateria	Ax 1987
—	Protostomia
—	Ecdysozoa	Aguinaldo et al. 1997
—	Panarthropoda
phylum	Arthropoda	Gravenhorst 1843

Rank	Name	Author
class	Artiopoda	Hou and Bergstrom
class	Trilobita	Walch 1771
order	Odontopleurida	Whittington 1959
family	Odontopleuridae	Burmeister 1843
subfamily	Miraspidinae	Richter and Richter 1917
genus	Ceratocephala	Warder 1838
species	triacantheis

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.

†Ceratocephala triacantheis Whittington and Evitt 1953

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Diagnosis

No diagnoses are available

Measurements

No measurements are available

Composition:

low Mg calcitec

Composition 2:

chitinc

Entire body:

yesg

Adult length:

10 to < 100g

Adult width:

10 to < 100g

Spines:

majorg

Ontogeny:

molting, addition of partsc

Environment:

marinec

Locomotion:

fast-movingc

Life habit:

low-level epifaunalc

Diet:

carnivoref

Vision:

well-developedf

Created:

2009-06-09 12:03:03

Modified:

2009-06-09 14:03:03

Source: g = genus, f = family, c = class

References: Hendy 2009, Harrington et al. 1959, Aberhan et al. 2004

Age range: base of the Whiterockian to the top of the Rocklandian or 471.30000 to 449.60000 Ma

Collections (12 total)

Time interval	Ma	Country or state	Original ID and collection number
Chazyan	471.3 - 457.3	Canada (Northwest Territories)	Ceratocephala triacantheis (24621 25932 25933 26057)
Whiterockian	471.3 - 457.3	USA (New York)	Ceratocephala triacantheis (103002 103004 103012)
Chazyan - Caradoc	471.3 - 449.5	Canada (Northwest Territories)	Ceratocephala triacantheis (25308 25309 25310)
Blackriveran	457.3 - 449.6	USA (Virginia)	Ceratocephala triacantheis (type locality: 73340)
Blackriveran - Rocklandian	457.3 - 449.6	Canada (Northwest Territories)	Ceratocephala triacantheis (24634)