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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
—EcdysozoaAguinaldo et al. 1997
—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 conicephala Rusconi 1954
†Coosia longocula Palmer 1962
†Coosia pernamagna Wilson 1954
Invalid names: Querandinia Rusconi 1954 [synonym]
G. †Coosina Rasetti 1956
+
†Coosina amage Walcott 1916
†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 damia Walcott 1905
†Crepicephalina pergranosa Resser and Endo 1937
†Crepicephalina ruichengensis Zhang et al. 1980
Invalid names: Mesocrepicephalus Kobayashi 1935 [synonym]
G. †Crepicephalus Owen 1852
+
†Crepicephalus auratus Lochman 1938
†Crepicephalus australis Palmer 1954
†Crepicephalus buttsi Resser 1938
+
†Crepicephalus buttsi montanaensis Lochman and Duncan 1944
Invalid names: Crepicephalus buttsi deadwoodensis Hu 1971 [synonym]
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 506.50000 to 494.20000 Ma

Collections (153 total)


Time interval Ma Country or state Original ID and collection number
Cambrian538.8 - 486.85USA (Georgia) Coosia superba (164675)
Cambrian538.8 - 486.85USA (South Dakota) Coosia sp., Coosina sp., Crepicephalus sp., Uncaspis sp. (231)
Taijangian506.5 - 504.5China (Shandong) Hsuchuangia hsuchuangensis, Hsuchuangia luliangshanensis, Hsuchuangia longiceps (124906) Zaozhuangaspis shandongensis, Zaozhuangaspis pertenus, Zaozhuangaspis similis, Zaozhuangaspis trapezoidalis, Crepicephalina damia (127362)
Taijangian506.5 - 504.5China (Shanxi) Crepicephalina ruichengensis (125302) Idioura granosa (125305) Idioura laevigata (125311)
Taijangian506.5 - 504.5China (Hunan) Crepicephalina pergranosa (49272) Crepicephalina quadrata (49268) Crepicephalina sp. (49157)
Taijangian506.5 - 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)
Taijangian506.5 - 504.5China (Shaanxi) Crepicephalina convexus (124911)
Taijangian506.5 - 504.5China (Anhui) Bagongshania huainanensis (125520) Hsuchuangia sp. (125514 125515 125517)
Menevian504.5 - 499.5Canada (Yukon) Crepicephalus norrisicanus, Crepicephalus columbiensis, Crepicephalus snowyensis, Crepicephalus rabbitkettlei (9874)
Marjumian504.5 - 497.0Greenland (Peary Land) Crepicephalus eos (49433 49434 49435 49449)
Marjumian504.5 - 497.0USA (Missouri) Coosina amage (214843)
Marjumian504.5 - 497.0USA (Wisconsin) Coosia sp. (268) Coosia sp., Crepicephalus sp. (230)
Marjumian504.5 - 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 pernamagna (228 78734) Crepicephalus auratus (14438 239884) Crepicephalus australis (208706 208707) Maryvillia ariston (208658 208659 208676 208704 208751 208752 208754 208844 208985)
Marjumian504.5 - 497.0USA (Tennessee) Crepicephalus sp. indet., Blountia amage (207131)
Marjumian504.5 - 497.0USA (Nevada) Crepicephalus sp. indet. (219682)
Marjumian - Guzhangian504.5 - 497.0Mexico Coosia sp. (236882)
Wangcunian504.5 - 497.0China (Shandong) Crepicephalus magnus, Crepicephalus damia (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 - 497.0China (Henan) Coosia sp. 1, Coosia sp. 2 (127078)
Guzhangian500.5 - 497.0China (Jiangsu) Coosia sp. (127376)
Guzhangian500.5 - 497.0USA (Texas) Coosia connata (208668 208761 208852) Crepicephalus australis (208660 208679 208680 208683)
Guzhangian500.5 - 497.0Argentina (Mendoza) Coosia conicephala (230407)
Guzhangian500.5 - 497.0Canada (Newfoundland) Coosia sp. (198256) Crepicephalus sp. (198257)
Guzhangian500.5 - 497.0China (Guizhou) Sinocoosella typica (125073)
Paibian497.0 - 494.2China (Anhui) Coosinoides anhuiensis (127477)
Paibian497.0 - 494.2USA (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 - 486.85USA (Tennessee) Crepicephalus convergens (235508)
Dresbachian497.0 - 486.85USA (Wyoming) Coosia alethes (8081) Coosina sp. (8956) Crepicephalus rectus, Uncaspis limbata, Crepicephalus buttsi, Crepicephalus auratus (8076)
Dresbachian497.0 - 486.85USA (Virginia) Coosina ariston (62201)
Dresbachian497.0 - 486.85Canada (Newfoundland and Labrador) Coosina kindlei (54235)
Dresbachian497.0 - 486.85Canada (Nunavut) Crepicephalus sp. (10775 10776 10777)
Dresbachian497.0 - 486.85Canada (Northwest Territories) Crepicephalus sp. (25605)
Dresbachian497.0 - 486.85USA (South Dakota) Coosia albertensis (8936) Coosia alethes (7400) Coosia alethes, Crepicephalus buttsi (7193 8082) Coosia alethes, Crepicephalus buttsi, Crepicephalus auratus (7277 7686) Coosia alethes, Crepicephalus buttsi, Crepicephalus deadwoodensis (7402) Coosina ariston (7198) Coosina ariston, Coosia alethes (7200 7286 7396) Coosina ariston, Coosia alethes, Crepicephalus auratus (7186) Coosina ariston, Coosia alethes, Crepicephalus buttsi (7201 7284 7403) Coosina ariston, Crepicephalus auratus (7188 8020) Crepicephalus buttsimontanaenis, Coosina ariston, Coosia alethes (7285) Crepicephalus buttsimotanaensis, Uncaspis limbata, Coosia alethes, Crepicephalus auratus (7190) Crepicephalus rectus, Uncaspis limbata, Coosia alethes, Crepicephalus buttsi, Crepicephalus auratus (8023) Crepicephalus rectus, Uncaspis limbata, Uncaspis unca, Coosina ariston, Coosia alethes, Crepicephalus buttsi (7404) Crepicephalus rectus, Uncaspis unca, Uncaspis limbata, Coosina ariston, Coosia alethes, Crepicephalus buttsi (7182) Crepicephalus rectus, Uncaspis unca, Uncaspis limbata, Coosina ariston, Coosia alethes, Crepicephalus buttsi, Crepicephalus auratus (7183) Crepicephalus snowyenis, Coosina ariston, Coosia alethes (7375) Crepicephalus snowyensis, Coosina ariston, Coosia alethes (7294 7374) Uncaspis limbata, Coosina ariston, Coosia alethes, Crepicephalus buttsi, Crepicephalus auratus (7199) Uncaspis limbata, Crepicephalus auratus (7187) Uncaspis unca, Coosia alethes, Crepicephalus buttsi, Crepicephalus auratus (7184 8021) Uncaspis unca, Coosina ariston, Coosia alethes, Crepicephalus buttsi (7287)
Dresbachian497.0 - 486.85USA (Nevada) Coosia sp., Coosia longocula (10505)
Dresbachian497.0 - 486.85USA (Wyoming-Montana) Coosia sp., Coosina sp., Uncaspis sp. (233)
Dresbachian497.0 - 486.85Canada (Yukon) Coosia sp. (55215) Crepicephalus columbiensis (55216 55217 55220) Crepicephalus rabbitkettlei (55222 55279) Crepicephalus snowyensis (55221)
Dresbachian497.0 - 486.85USA (Utah) Crepicephalidae indet. (239)
Franconian497.0 - 486.85USA (Wyoming) Uncaspis sp., Coosina ariston (8955)
Furongian497.0 - 486.85USA (Utah) Coosina sp., Crepicephalus sp. (156412 156416 156417 156480) Crepicephalus sp. (156411 156415 156418 156419 156421 156422 156479)
Merioneth497.0 - 486.85USA (Pennsylvania) Coosia pustulata (77689) Coosia pustulata, Crepicephalus sp. 1 (77688) Coosia sp. (77676 77687)
Taoyuanian - Niuchehean495.2 - 486.85Türkiye Coosinoides parthianus (133721)