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Geocoma carinata

Ophiuroidea - Ophiurida - Aplocomidae

Taxonomy
Ophiura carinata was named by Goldfuss (1833). Its type specimen is Neotype NMB M10637 and is not a trace fossil. It is the type species of Geocoma.

It was recombined as Geocoma carinata by d'Orbigny (1850), Boehm (1889), Hess (1960), Spencer and Wright (1966), Frickhinger (1994), Kutscher (1997) and Hess and Meyer (2008).

Synonyms
Synonymy list
YearName and author
1833Ophiura carinata Goldfuss p. 206 figs. pl. 62 fig. 5
1850Geocoma carinata d'Orbigny p. 381
1876Ophiura carinata Quenstedt p. 143 figs. pl. 95 fig. 39
1889Geocoma carinata Boehm p. 266
1889Ophiocten kelheimense Boehm p. 274 figs. pl. 5 fig. 6-8
1895Ophiocten kelheimense von Zittel figs. fig. 381
1960Geocoma carinata Hess p. 371 figs. figs. 35, 36
1963Ophiopinna derecta Hess p. 1149 figs. 11-14
1964Sinosura derecta Hess p. 779
1966Geocoma carinata Spencer and Wright p. U95 figs. fig. 81.6
1970Ophiopsammus kelheimensis Enay and Hess p. 1095 figs. figs. 1, 2
1975Sinosura derecta Hess p. 44 figs. pl. 5 figs. 7, 8, 12; pl. 10 fig. 10
1987Sinosura derecta Kutscher p. 57 figs. pl. 1 fig. 5
1991Ophiopsammus kelheimensis Bourseau et al. p. 795 figs. figs 1, 2
1994Geocoma carinata Frickhinger p. 174 figs. figs. 369-371
1994Sinosura derecta Meyer et al. p. 130 figs. fig. 120a
1995Sinosura kelheimense Kutscher and Röper pp. 90-95 figs. pl. 2, 4, 5 figs. 3, 4
1997Geocoma carinata Kutscher pp. 2-7 figs. text-fig. 1, pl. 1 fig. 1, pl. 2 fig. 1
1997Sinosura kelheimense Kutscher p. 5 figs. pl. 1 figs. 3, 4, pl. 2 figs. 2-5
1999Sinosura kelheimensis Hess p. 224
2008Geocoma carinata Hess and Meyer p. 35 figs. fig. 9

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RankNameAuthor
kingdomAnimalia()
Triploblastica
Nephrozoa
Deuterostomia
Ambulacraria
phylumEchinodermata
subphylumAsterozoa
RankNameAuthor
classOphiuroidea
orderOphiurida()
infraorderChilophiurina
familyAplocomidae
subfamilyAplocominae
genusGeocoma
speciescarinata()

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.

Diagnosis
ReferenceDiagnosis
H. Hess and C. A. Meyer 20085-6 round, slender arm spines; all proximal dorsal arm plates of similar length.