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Crotalocephalina

Trilobita - Phacopida - Cheiruridae

Taxonomy
Crotalocephalina was named by Pibyl and Vanek (1964) [Sepkoski's age data: S u D Sieg Sepkoski's reference number: 1106].

It was reranked as Cheirurus (Crotalocephalina) by Pribyl and Vanek (1964), Alberti (1969), Sandford (2005).

It was assigned to Cheiruridae by Jell and Adrain (2002); to Phacopida by Sepkoski (2002); to Cheirurus by Pribyl and Vanek (1964), Alberti (1969), Sandford (2005); and to Cheirurinae by Bault et al. (2021).

Species lacking formal opinion data

Synonyms
Synonymy list
YearName and author
1964Crotalocephalina Pibyl and Vanek
1964Cheirurus (Crotalocephalina) Pribyl and Vanek
1965Gibbocephalus Pillet
1969Cheirurus (Crotalocephalina) Alberti
1978Mezocrotalus Maksimova
2002Crotalocephalina Jell and Adrain p. 361
2002Crotalocephalina Sepkoski
2002Mezocrotalus Sepkoski
2005Cheirurus (Crotalocephalina) Sandford
2021Crotalocephalina Bault et al. pp. Appendix 7

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
EcdysozoaAguinaldo et al. 1997
Panarthropoda
phylumArthropodaLatreille 1829
RankNameAuthor
subphylumArtiopoda(Hou and Bergstrom)
classTrilobitaWalch 1771
orderPhacopidaSalter 1864
suborderCheirurinaHarrington and Leanza 1957
familyCheiruridaeHawle and Corda 1847
subfamilyCheirurinae
genusCrotalocephalinaPibyl and Vanek 1964

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. †Crotalocephalina Pibyl and Vanek 1964
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Subg. †Crotalocephalina (Crotalocephalina) Pribyl and Vanek 1964
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Crotalocephalina chlupaci Přibyl and Vaňek 1962
Crotalocephalina gibbus Beyrich 1845
Crotalocephalina globifrons Hawle and Corda 1847
Invalid names: Gibbocephalus Pillet 1965 [objective synonym], Mezocrotalus Maksimova 1978 [synonym]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: low Mg calcitec
Composition 2: chitinc
Entire body: yesf
Adult length: 10 to < 100f
Adult width: 10 to < 100f
Ontogeny: molting, addition of partsc
Environment: marinec
Locomotion: fast-movingc
Life habit: low-level epifaunalc
Diet: carnivoref
Created: 2009-06-11 14:43:11
Modified: 2012-08-27 07:38:08
Source: f = family, c = class
References: Hendy 2009, Aberhan et al. 2004

Age range: base of the Late/Upper Lochkovian to the top of the Early/Lower Emsian or 414.60000 to 399.50000 Ma

Collections (40 total)


Time interval Ma Country or state Original ID and collection number
Lochkovian419.62 - 413.02Czechia C. chlupaci (10281 10315 13895) C. sp. (14119 14121) Crotalocephalus chlupaci (14118)
Lochkovian419.62 - 413.02Czechia (Prague) C. chlupaci (12072) C. gibbus (12068)
Lochkovian419.62 - 413.02Morocco Cheirurus chlupaci (27054)
Early/Lower Devonian419.62 - 393.47Czechia (Barrandia) C. cruciata (12183)
Lochkovian - Middle Devonian419.62 - 382.31Czechia C. chlupaci (10314)
Late/Upper Lochkovian414.6 - 413.02Morocco Cheirurus chlupaci (27156)
Pragian413.02 - 410.62Czechia (Prague) C. gibbus (12083) C. globifrons (76471)
Pragian413.02 - 410.62Czechia (Praha) C. gibba (235199)
Pragian413.02 - 410.62Czechia C. chlupaci, C. gibbus, C. globifrons (12101) C. gibbus (12102 12103) C. gibbus, C. globifrons (10378 12104) C. interrupta (10342)
Pragian413.02 - 410.62Czechia (Praga) C. globifrons (235197)
Pragian413.02 - 410.62Morocco (Anti-Atlas) Cheirurus gibbus (136452 136453 136454) Cheiurus sp. (234386)
Pragian413.02 - 410.62Algeria Cheirurus gibbus (27162)
Pragian413.02 - 410.62Morocco Cheirurus gibbus (27050 27056 27060 27062 27068) C. gibba (91611) C. gibbus (208256)
Pragian - Early/Lower Emsian413.02 - 399.5Italy Cheirurus yaworski (26245 26248 26255)
Pragian - Middle Devonian413.02 - 382.31Czechia C. chlupaci, C. gibbus (10372) C. gibbus, C. globifrons (10379)
Daleje - Eifelian410.62 - 387.95Czechia C. cruciata (10469)