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Hemicidaris

Echinoidea - Hemicidaridae

Synonymy list
YearName and author
1838Hemicidaris Agassiz p. 3
1915Hemicidaris Clark and Twitchell p. 31
1966Hemicidaris Fell and Pawson p. U381
2002Hemicidaris Sepkoski

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Deuterostomia
—Ambulacraria
phylumEchinodermata
subphylumEleutherozoa
RankNameAuthor
—Echinozoa()
classEchinoidea()
subclassEuechinoideaBronn 1860
superorderAcroechinoidea()
—Carinacea
familyHemicidaridae
genusHemicidaris

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. †Hemicidaris Agassiz 1838
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†Hemicidaris abyssinica Blanford 1870
†Hemicidaris alpina Agassiz 1840
†Hemicidaris confluens M'Coy 1848
†Hemicidaris granulosa Wright 1851
†Hemicidaris icaunensis Cotteau 1849
†Hemicidaris intermedia Fleming 1828
†Hemicidaris koechlini Cotteau 1862
†Hemicidaris zignoi Cotteau 1867
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: high Mg calcitec
Ontogeny: accretion, addition of partsp
Environment: marinep
Locomotion: actively mobilec
Life habit: epifaunalc
Diet: grazerc
Diet 2: deposit feederc
Vision: limitedc
Dispersal: waterp
Dispersal 2: planktonicp
Created: 2004-02-28 12:05:24
Modified: 2010-02-12 04:00:29
Source: c = class, p = phylum
References: Kiessling 2004, Aberhan 1992

Age range: base of the Early/Lower Bajocian to the top of the Aptian or 170.90000 to 113.20000 Ma

Collections (49 total)


Time interval Ma Country or state Original ID and collection number
Early/Lower Bajocian170.9 - 168.6France H. sp. (21269)
Bajocian170.9 - 168.2Morocco H. koechlini (68165)
Bajocian170.9 - 168.2USA (California) H. intumescens (156330)
Bajocian - Bathonian170.9 - 165.3Morocco H. koechlini (204643)
Bathonian - Callovian168.2 - 161.5Somalia H. gregoryi (100385) H. macfadyeni (100366)
Callovian165.3 - 161.5Yemen (Wadi Hajar) H. gregoryi (2566)
Middle Oxfordian161.5 - 154.8France H. sp. (11085) H. sp., H. crenularis (11084)
Middle Oxfordian161.5 - 154.8United Kingdom H. intermedia (86020)
Middle Oxfordian161.5 - 154.8United Kingdom (Yorkshire) H. sp. (22785)
Middle Oxfordian161.5 - 154.8France (Lorraine) H. crenularis (21273)
Oxfordian161.5 - 154.8Ethiopia H. abyssinica (94588)
Oxfordian161.5 - 154.8Saudi Arabia H. sp. (46304 46305)
Oxfordian - Kimmeridgian161.5 - 149.2Eritrea H. abyssinica (94569)
Late/Upper Oxfordian - Early/Lower Kimmeridgian157.9 - 152.21France (Normandy) H. agassizi (23539)
Early/Lower Kimmeridgian154.8 - 152.21Germany (Lower Saxony) H. sp. (24127)
Kimmeridgian154.8 - 149.2Poland (Sobkow) H. intermedia (157214)
Kimmeridgian154.8 - 149.2Poland (Korytnica) H. intermedia (157217)
Kimmeridgian154.8 - 149.2Poland (Niziny) H. hoffmanni, H. mitra (157215)
Kimmeridgian154.8 - 149.2Poland (Lesnica) H. intermedia (157211)
Kimmeridgian154.8 - 149.2Poland (Sulejow) H. gresslyi, H. intermedia (157209)
Kimmeridgian154.8 - 149.2Poland (Goluchow) H. intermedia (157218)
Kimmeridgian154.8 - 149.2Poland (Czarnoglowy) H. hoffmanni, H. intermedia (157224)
Kimmeridgian154.8 - 149.2Poland (Ozarow) H. intermedia (157221)
Kimmeridgian154.8 - 149.2Poland (Karszncie) H. intermedia (157212)
Kimmeridgian154.8 - 149.2United Kingdom (England) H. florigemma (1612)
Kimmeridgian154.8 - 149.2Poland (Annopol-on-Vistula) H. intermedia (157222)
Kimmeridgian154.8 - 149.2Poland (Gruszczyn) H. intermedia (157210)
Kimmeridgian154.8 - 149.2Poland (Wierzbica) H. intermedia (157220)
Kimmeridgian154.8 - 149.2Poland (Malogoszcz) H. intermedia (157213)
Early/Lower Tithonian149.2 - 145.06Germany (Baden-Wurttemberg) H. crenularis, H. serialis (23887)
Early/Lower Tithonian149.2 - 145.06France (Provence-Alpes-Côte d'Azur) H. crenularis (35262)
Early/Lower Tithonian - Middle Tithonian149.2 - 143.1Poland (Silesian Voivodeship) H. zignoi (239383)
Early/Lower Valanginian137.05 - 132.6Switzerland H. acinum (2225)
Valanginian137.05 - 132.6France H. saleniformis (2222)
Hauterivian132.6 - 125.77Switzerland H. clunifera (2255 2256)
Aptian121.4 - 113.2Switzerland H. clunifera (2188 2189 2190 2192 2193 2226 2227 2228 2229)
Aptian121.4 - 113.2France H. clunifera (2186)