Basic info Taxonomic history Classification Included Taxa
Morphology Ecology and taphonomy External Literature Search Age range and collections

Holectypus

Echinoidea - Holectypoida - Holectypidae

Taxonomy
Holectypus is a genus. It is not extant. It is the type genus of Holectypidae.

It was assigned to Pygasteridae by Clark and Twitchell (1915); to Holectypidae by Wagner and Durham (1966) and Poretskaya (1971); and to Holectypoida by Sepkoski (2002).

Synonymy list
YearName and author
1915Holectypus Clark and Twitchell p. 33
1966Holectypus Wagner and Durham p. U444
1971Holectypus Poretskaya p. 4
2002Holectypus Sepkoski

Is something missing? Join the Paleobiology Database and enter the data

RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Deuterostomia
—Ambulacraria
phylumEchinodermata
subphylumEleutherozoa
—Echinozoa()
RankNameAuthor
classEchinoidea()
subclassEuechinoideaBronn 1860
superorderAcroechinoidea()
—Carinacea
—Irregularia()
orderHolectypoida
familyHolectypidae
genusHolectypus

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.

show all | hide all
†Holectypus cragini Clark and Twitchell 1915
†Holectypus montalvensis Sanchez-Roig 1953
†Holectypus pealei Clark and Twitchell 1915
†Holectypus sarthacensis Cotteau 1856
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: high Mg calcitec
Ontogeny: accretion, addition of partsp
Environment: marinep
Locomotion: actively mobileo
Life habit: semi-infaunalo
Diet: detritivoreo
Vision: limitedc
Dispersal: waterp
Dispersal 2: planktonicp
Created: 2004-02-29 10:03:22
Modified: 2009-12-13 03:45:22
Source: o = order, c = class, p = phylum
References: Aberhan 1992, Aberhan et al. 2004, Kiessling 2004

Age range: base of the Bajocian to the top of the Turonian or 170.30000 to 89.80000 Ma

Collections (82 total)


Time interval Ma Country or state Original ID and collection number
Jurassic201.4 - 145.0USA (Wyoming) H. pealei (203316)
Bajocian170.3 - 168.3Saudi Arabia H. depressus (45301 48112) H. phelani (48080 48105 48106)
Bajocian - Early/Lower Bathonian170.3 - 164.7Saudi Arabia H. depressus (45303)
Bathonian168.3 - 166.1France H. depressus (98246)
Bathonian168.3 - 166.1Saudi Arabia H. depressus (48306 48402) H. depressus, H. phelani (48405) H. phelani (48341 48451 48456) H. sp. (48484)
Bathonian - Callovian168.3 - 163.5China (Xizang) H. depressus (61446)
Early/Lower Bathonian167.7 - 164.7Iran H. depressus (37563)
Late/Upper Bathonian167.7 - 164.7Jordan H. depressus (50105)
Callovian166.1 - 163.5Armenia H. sarthacensis (196494)
Callovian166.1 - 163.5Yemen (Wadi Hajar) H. sp. (2560)
Callovian166.1 - 163.5Saudi Arabia H. depressus (48561) H. phelani (45539 45541 45547)
Early/Lower Callovian164.7 - 161.2Madagascar H. depressus, H. sarthacensis (98185)
Early/Lower Callovian - Middle Callovian164.7 - 161.2Madagascar H. sp. (98160)
Oxfordian163.5 - 157.3United Kingdom (England) H. sp. (2649 2654)
Middle Oxfordian161.2 - 155.7Spain H. sp. (68308)
Late/Upper Oxfordian - Early/Lower Kimmeridgian161.2 - 150.8Spain H. sp. (68307)
Kimmeridgian157.3 - 152.1Poland (Korytnica) H. corallinus (157216 157217)
Kimmeridgian157.3 - 152.1Poland (Goluchow) H. corallinus (157218 157219)
Kimmeridgian157.3 - 152.1Poland (Malogoszcz) H. corallinus (157213)
Kimmeridgian157.3 - 152.1USA (Texas) H. crangini (69010)
Kimmeridgian157.3 - 152.1Poland (Annopol-on-Vistula) H. corallinus (157222)
Kimmeridgian157.3 - 152.1Poland (Gruszczyn) H. corallinus (157210)
Kimmeridgian157.3 - 152.1Poland (Czarnoglowy) H. corallinus (157224)
Early/Lower Kimmeridgian155.7 - 150.8Algeria H. corallinus (196453)
Late/Upper Kimmeridgian155.7 - 150.8Germany (Baden-Württemberg) H. orificatus (154138)
Tithonian152.1 - 145.0Algeria H. corallinus (45080)
Early/Lower Tithonian150.8 - 145.0Germany (Franconia) H. corallinus (139018)
Late/Upper Berriasian145.0 - 140.2Algeria H. afer (64317)
Early/Lower Valanginian140.2 - 136.4Switzerland H. sanctae-crucis (2225)
Valanginian139.8 - 132.9France H. sanctae-crucis (2222)
Valanginian139.8 - 132.9Portugal H. almeidae (64952) H. almeidae, H. minutus (65675) H. sp. (65674)
Hauterivian132.9 - 129.4Switzerland H. macropygus (2198 2200 2201)
Hauterivian132.9 - 129.4France H. macropygus (2199 2203 2206 2209)
Hauterivian132.9 - 129.4Portugal H. almeidae (65735 65740 65742 65743 65745 65752 73136)
Barremian129.4 - 125.0Switzerland H. macropygus (2196)
Barremian129.4 - 125.0France H. macropygus (2212)
Barremian129.4 - 125.0Yemen (Wadi Hajar) H. sp. (2561)
Aptian125.0 - 113.0France H. macropygus (2186)
Late/Upper Aptian122.46 - 113.0Algeria H. macropygus (40788) H. portentosus (40787)
Early/Lower Aptian121.4 - 122.46Switzerland H. similis (2232)
Albian113.0 - 100.5Mexico (Coahuila de Zaragoza) H. sp. (88631) H. sp. A, H. sp. (88629) H. sp. B (88637) H. sp. D, H. sp. (88630)
Early/Lower Albian112.03 - 109.0Dominican Republic H. sp. (65128)
Cenomanian100.5 - 93.9United Arab Emirates H. excisus, H. portentosus (3792)
Cenomanian100.5 - 93.9Bolivia H. sp. (229874)
Early/Lower Cenomanian99.6 - 93.5Brazil H. cenomanensis (140837)
Late/Upper Cenomanian99.6 - 93.5Egypt (Sinai) H. excisus (3757)
Late/Upper Cenomanian - Early/Lower Turonian99.6 - 89.3Egypt (Sinai) H. excisus (3762)
Turonian93.9 - 89.8Cameroon H. sp. (3816)
Early/Lower Turonian93.5 - 89.3Egypt (Sinai) H. sp. (3765)