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

Cheilocephalus brevilobus

Trilobita - Corynexochida - Cheilocephalidae

Taxonomy
Lisania breviloba was named by Walcott (1916).

It was recombined as Pseudolisania breviloba by Resser (1938); it was recombined as Cheilocephalus breviloba by Palmer (1954); it was recombined as Cheilocephalus brevilobus by Palmer (1965).

Sister species lacking formal opinion data

Synonyms
Synonymy list
YearName and author
1916Lisania breviloba Walcott p. 404 figs. pl. 66 figs. 3, 3c.
1938Pseudolisania maschi Lochman p. 77 figs. pl. 18, figs. 25-34
1938Pseudolisania texana Lochman p. 80 figs. pl. 18, figs. 35-38
1938Pseudolisania breviloba Resser p. 96 figs. pl. 16 fig. 17.
1954Cheilocephalus breviloba Palmer p. 759 figs. pl. 88, figs. 1-4.
1965Cheilocephalus brevilobus Palmer pp. 30 - 31 figs. Plate 1, figures 9-11

Is something missing? Join the Paleobiology Database and enter the data

RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Ecdysozoa
Panarthropoda
phylumArthropodaLatreille 1829
RankNameAuthor
subphylumArtiopoda(Hou and Bergstrom)
classTrilobitaWalch 1771
orderCorynexochida
familyCheilocephalidaeShaw 1956
genusCheilocephalusBerkey 1898
speciesbrevilobus(Walcott 1916)

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.

Cheilocephalus brevilobus Walcott 1916
show all | hide all
Invalid names: Pseudolisania maschi Lochman 1938 [synonym], Pseudolisania texana Lochman 1938 [synonym]
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
Ontogeny: molting, addition of partsc
Environment: marinec
Locomotion: actively mobileo
Life habit: nektobenthico
Diet: carnivoreo
Vision: well-developedf
Created: 2009-06-02 14:45:00
Modified: 2009-06-02 16:45:00
Source: g = genus, f = family, o = order, c = class
References: Hendy et al. 2009, Whittington et al. 1997, Hendy 2009, Aberhan et al. 2004

Age range: Paibian or 497.00000 to 494.00000 Ma

Collections (27 total)


Time interval Ma Country or state Original ID and collection number
Paibian497.0 - 494.0USA (Texas) Cheilocephalus breviloba (208656 208674 208687 208690 208692 208701 208747 208748 208979 208980 208982 208983)
Steptoean497.0 - 493.5USA (South Dakota) Cheilocephalus brevilobus (7293 7376 7378 7685 8022)
Steptoean497.0 - 493.5USA (Montana) Cheilocephalus brevilobus (8662)
Steptoean497.0 - 493.5USA (Nevada) Cheilocephalus brevilobus (110632 111321 114288 114592 114593)
Dresbachian497.0 - 485.4Canada (Yukon) Cheilocephalus brevilobus (55223 55280)
Dresbachian497.0 - 485.4USA (South Dakota) Cheilocephalus brevilobus (7185 7194)