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Crepicephalidae

Trilobita - Ptychopariida - Crepicephalidae

Synonymy list
YearName and author
1935Crepicephalidae Kobayashi
1954Crepicephalidae Wilson p. 268
1997Crepicephalidae Whittington et al. p. 302
2011Crepicephalidae Adrain p. 106
2015Crepicephalidae Lamsdell and Selden p. 377

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Ecdysozoa
Panarthropoda
phylumArthropodaLatreille 1829
RankNameAuthor
subphylumArtiopoda(Hou and Bergstrom)
classTrilobitaWalch 1771
subclassLibristoma
orderPtychopariidaSwinnerton 1915
familyCrepicephalidae
familyCrepicephalidae

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.

Fm. †Crepicephalidae Kobayashi 1935
show all | hide all
G. †Bagongshania Lin 1983
+
G. †Coosia Walcott 1911
+
Coosia alethes Walcott 1916
Coosia longocula Palmer 1962
Coosia pernamagna Wilson 1954
G. †Coosina Rasetti 1956
+
Coosina ariston Walcott 1916
Coosina kindlei Westrop 1992
G. †Coosinoides Ivshin 1962
+
Coosinoides anhuiensis Lu and Zhu 1980
G. †Crepicephalina Resser and Endo 1935
+
Crepicephalina convexus Walcott 1911
Crepicephalina pergranosa Resser and Endo 1937
Crepicephalina ruichengensis Zhang et al. 1980
G. †Crepicephalus Owen 1852
+
Crepicephalus australis Palmer 1954
Crepicephalus comus Walcott 1916
Crepicephalus thoosa Walcott 1916
G. †Hsuchuangia Lu and Zhu 1983
+
Hsuchuangia huoshanensis Zhang and Wang 1985
Hsuchuangia longiceps Lu and Zhu 2001
Hsuchuangia luliangshanensis Zhang and Wang 1985
G. †Idioura Zhang et al. 1980
+
Idioura granosa Zhang et al. 1980
Idioura laevigata Zhang et al. 1980
G. †Kasatchaspis Ivshin 1962
G. †Sinocoosella Yuan and Yin 1998
+
Sinocoosella typica Yuan and Yin 1998
G. †Sinocrepicephalus Zhang and Jinlin 1984
G. †Temnoura Sun 1977
+
Invalid names: Asteromajia Nan and Zan 1982 [synonym]
G. †Uncaspis Kobayashi 1935
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: carnivorec
Vision: well-developedf
Comments: BODY SIZE: Based on component genera; 4 of 4 genera share 10 to < 100 length, 3 of 4 share 10 to < 100 width.f
Created: 2009-06-11 14:45:55
Modified: 2009-12-19 05:57:29
Source: f = family, c = class
References: Aberhan et al. 2004, Hendy 2009

Age range: base of the Taijangian to the top of the Paibian or 509.00000 to 494.00000 Ma

Collections (147 total)


Time interval Ma Country or state Original ID and collection number
Cambrian538.8 - 485.4USA (Georgia) Coosia superba (164675)
Cambrian538.8 - 485.4USA (South Dakota) Coosia sp., Coosina sp., Crepicephalus sp., Uncaspis sp. (231)
Cambrian538.8 - 485.4USA (Wisconsin) Coosia sp. (268) Coosia sp., Crepicephalus sp. (230)
Taijangian509.0 - 504.5China (Shandong) Crepicephalina damia, Zaozhuangaspis shandongensis, Zaozhuangaspis pertenus, Zaozhuangaspis similis, Zaozhuangaspis trapezoidalis (127362) Hsuchuangia hsuchuangensis, Hsuchuangia luliangshanensis, Hsuchuangia longiceps (124906)
Taijangian509.0 - 504.5China (Shanxi) Crepicephalina ruichengensis (125302) Idioura granosa (125305) Idioura laevigata (125311)
Taijangian509.0 - 504.5China (Anhui) Bagongshania huainanensis (125520) Hsuchuangia sp. (125514 125515 125517)
Taijangian509.0 - 504.5China (Henan) Crepicephalina pergranosa (129021 129150) Crepicephalina sp., Crepicephalina pergranosa (129134) Hsuchuangia elongata (129139) Hsuchuangia huoshanensis (129120) Hsuchuangia luliangshanensis (129008) Hsuchuangia luliangshanensis, Hsuchuangia angustilimbata (129121) Hsuchuangia sp. (129009)
Taijangian509.0 - 504.5China (Hunan) Crepicephalina pergranosa (49272) Crepicephalina quadrata (49268) Crepicephalina sp. (49157)
Taijangian509.0 - 504.5China (Shaanxi) Crepicephalina convexus (124911)
Menevian504.5 - 499.5Canada (Yukon) Crepicephalus norrisicanus, Crepicephalus columbiensis, Crepicephalus snowyensis, Crepicephalus rabbitkettlei (9874)
Marjumian504.5 - 497.0USA (Nevada) Crepicephalus sp. indet. (219682)
Marjumian504.5 - 497.0USA (Texas) Coosia pernamagna (228 78734)
Marjumian504.5 - 497.0Greenland (Peary Land) Crepicephalus eos (49433 49434 49435 49449)
Wangcunian504.5 - 497.0China (Shandong) Crepicephalus damia, Crepicephalus magnus (232858)
Marjumian - Steptoean504.5 - 493.5Canada (Newfoundland) Crepicephalus rivus (196021 196022 196077 196100) Crepicephalus rivus, Coosina kindlei (196023)
Boomerangian500.5 - 499.0Australia (Queenslandd) Crepicephalus sp. H (225252)
Guzhangian500.5 - 497.0USA (Texas) Coosia albertensis (208750) Coosia albertensis, Crepicephalus australis (208708) Coosia albertensis, Maryvillia ariston (208618 208620 208705 208726 208984) Coosia albertensis, Maryvillia ariston, Crepicephalus australis (208621) Coosia albertensis, Maryvillia ariston, Crepicephalus iowensis (208675) Coosia connata (208668 208761 208852) Crepicephalus australis (208660 208679 208680 208683 208706 208707) Maryvillia ariston (208658 208659 208676 208704 208751 208752 208754 208844 208985)
Guzhangian500.5 - 497.0China (Henan) Coosia sp. 1, Coosia sp. 2 (127078)
Guzhangian500.5 - 497.0China (Jiangsu) Coosia sp. (127376)
Guzhangian500.5 - 497.0Canada (Newfoundland) Coosia sp. (198256) Crepicephalus sp. (198257)
Guzhangian500.5 - 497.0China (Guizhou) Sinocoosella typica (125073)
Taoyuanian - Niuchehean498.5 - 485.4Turkey Coosinoides parthianus (133721)
Paibian497.0 - 494.0China (Anhui) Coosinoides anhuiensis (127477)
Paibian497.0 - 494.0USA (Texas) Coosia albertensis, Maryvillia ariston (208657) Maryvillia ariston (208674)
Dresbachian - Steptoean497.0 - 493.5Canada (Newfoundland and Labrador) Crepicephalus iowensis (54236 78935 78936)
Steptoean497.0 - 493.5USA (Virginia) Crepicephalus rectus, Coosia alethes (6960)
Dresbachian497.0 - 485.4Canada (Northwest Territories) Crepicephalus sp. (25605)
Dresbachian497.0 - 485.4USA (Wyoming) Coosia alethes (8081) Coosina sp. (8956) Crepicephalus buttsimontanaensis, Crepicephalus auratus, Crepicephalus rectus, Uncaspis limbata (8076)
Dresbachian497.0 - 485.4Canada (Nunavut) Crepicephalus sp. (10775 10776 10777)
Dresbachian497.0 - 485.4USA (Nevada) Coosia sp., Coosia longocula (10505)
Dresbachian497.0 - 485.4Canada (Newfoundland and Labrador) Coosina kindlei (54235)
Dresbachian497.0 - 485.4USA (South Dakota) Coosia albertensis (8936) Coosia alethes (7400) Coosina ariston (7198) Coosina ariston, Coosia alethes (7200 7286 7396) Crepicephalus auratus, Coosina ariston (7188 8020) Crepicephalus auratus, Coosina ariston, Coosia alethes (7186) Crepicephalus auratus, Crepicephalus buttsimontanaensis, Coosia alethes (7277) Crepicephalus auratus, Crepicephalus buttsimontanaensis, Uncaspis unca, Coosia alethes (8021) Crepicephalus auratus, Uncaspis limbata (7187) Crepicephalus buttsimontanaenis, Coosina ariston, Coosia alethes (7285) Crepicephalus buttsimontanaensis, Coosia alethes (7193 8082) Crepicephalus buttsimontanaensis, Coosina ariston, Coosia alethes (7284 7403) Crepicephalus buttsimontanaensis, Crepicephalus auratus, Coosia alethes (7686) Crepicephalus buttsimontanaensis, Crepicephalus auratus, Uncaspis limbata, Coosina ariston, Coosia alethes (7199) Crepicephalus buttsimontanaensis, Crepicephalus auratus, Uncaspis unca, Coosia alethes (7184) Crepicephalus buttsimontanaensis, Crepicephalus deadwoodensis, Coosia alethes (7402) Crepicephalus buttsimontanaensis, Crepicephalus rectus, Uncaspis limbata, Uncaspis unca, Coosina ariston, Coosia alethes (7404) Crepicephalus buttsimontanaensis, Uncaspis unca, Coosina ariston, Coosia alethes (7287) Crepicephalus buttsimotanaensis, Coosina ariston, Coosia alethes (7201) Crepicephalus buttsimotanaensis, Crepicephalus auratus, Uncaspis limbata, Coosia alethes (7190) Crepicephalus rectus, Crepicephalus auratus, Crepicephalus buttsimontanaensis, Uncaspis limbata, Coosia alethes (8023) Crepicephalus rectus, Crepicephalus buttsimontanaensis, Crepicephalus auratus, Uncaspis unca, Uncaspis limbata, Coosina ariston, Coosia alethes (7183) Crepicephalus rectus, Crepicephalus buttsimontanaensis, Uncaspis unca, Uncaspis limbata, Coosina ariston, Coosia alethes (7182) Crepicephalus snowyenis, Coosina ariston, Coosia alethes (7375) Crepicephalus snowyensis, Coosina ariston, Coosia alethes (7294 7374)
Dresbachian497.0 - 485.4USA (Virginia) Coosina ariston (62201)
Dresbachian497.0 - 485.4USA (Wyoming-Montana) Coosia sp., Coosina sp., Uncaspis sp. (233)
Dresbachian497.0 - 485.4USA (Utah) Crepicephalidae indet. (239)
Dresbachian497.0 - 485.4USA (Tennessee) Crepicephalus comus, Crepicephalus thoosa (156379)
Dresbachian497.0 - 485.4Canada (Yukon) Coosia sp. (55215) Crepicephalus columbiensis (55216 55217 55220) Crepicephalus rabbitkettlei (55222 55279) Crepicephalus snowyensis (55221)
Franconian497.0 - 485.4USA (Wyoming) Uncaspis sp., Coosina ariston (8955)
Furongian497.0 - 485.4USA (Utah) Coosina sp., Crepicephalus sp. (156412 156416 156417 156480) Crepicephalus sp. (156411 156415 156418 156419 156421 156422 156479)
Merioneth497.0 - 485.4USA (Pennsylvania) Coosia pustulata (77689) Coosia pustulata, Crepicephalus sp. 1 (77688) Coosia sp. (77676 77687)