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Micraster

Echinoidea - Spatangoida - Micrasteridae

Taxonomy
Micraster was named by Agassiz (1836) [Sepkoski's age data: K Ceno-l K Maes-u Sepkoski's reference number: 956,1043]. It is not extant. Its type is Spatangus coranguinum.

It was assigned to Spatangidae by Djabarov (1964); to Micrasteridae by Fischer (1966); and to Spatangoida by Sepkoski (2002).

Synonymy list
YearName and author
1836Micraster Agassiz figs. 7-10
1964Micraster Djabarov p. 45
1966Micraster Fischer p. U581
2002Micraster Sepkoski

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Deuterostomia
—Ambulacraria
phylumEchinodermata
subphylumEleutherozoa
—Echinozoa()
classEchinoidea()
RankNameAuthor
subclassEuechinoideaBronn 1860
superorderAcroechinoidea()
—Carinacea
—Irregularia()
—Atelostomata
orderSpatangoida
suborderMicrasterina
familyMicrasteridae()
genusMicrasterAgassiz 1836

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. †Micraster Agassiz 1836
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Subg. †Micraster (Micraster) Fischer 1966
Subg. †Micraster (Plesiaster) Pomel 1883
†Micraster acutus Agassiz 1836
†Micraster americanus Stephenson 1941
†Micraster carinatus Djabarov 1964
†Micraster coranguinum Leske 1778
†Micraster corbovis Forbes 1850
†Micraster cortestudinarium Goldfuss 1826
†Micraster glyphus Schluter 1869
†Micraster leskei d'Orbigny 1855
†Micraster pseudorostratus Djabarov 1964
†Micraster rogalae Nowak 1909
†Micraster schlueteri Böhm 1891
†Micraster schroederi Stolley 1892
†Micraster uddeni Cooke 1953
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: high Mg calciteo
Ontogeny: accretion, addition of partsp
Environment: marineo
Locomotion: slow-movingo
Life habit: shallow infaunalo
Diet: deposit feedero
Diet 2: detritivoreo
Vision: limitedc
Dispersal: watero
Dispersal 2: planktonico
Created: 2004-02-28 12:18:10
Modified: 2009-10-08 16:32:56
Source: o = order, c = class, p = phylum
References: Kiessling 2004, Aberhan 1992

Age range: base of the Late/Upper Cenomanian to the top of the Thanetian or 100.50000 to 56.00000 Ma

Collections (160 total)


Time interval Ma Country or state Original ID and collection number
Cretaceous143.1 - 66.0Japan (Kumamoto) Plesiaster peini (204448)
Cretaceous143.1 - 66.0Japan (Kagashima) Plesiaster peini (204447)
Early/Lower Cenomanian100.5 - 93.9France M. crassissimus (59802 59815)
Middle Cenomanian100.5 - 93.9Serbia M. acutus (164671)
Late/Upper Cenomanian - Early/Lower Turonian100.5 - 89.8Egypt (Sinai) M. corbovis, M. leskei (3762)
Late/Upper Cretaceous100.5 - 66.0Poland M. cortestudinarium (241889)
Early/Lower Turonian93.9 - 89.8Egypt (Sinai) M. corbovis (3765)
Late/Upper Turonian93.9 - 89.8Germany M. leskei (12686 12688 12689 12690 12692 12693 12704) M. sp. (12709 12710 12711 12713 12714 12715)
Late/Upper Turonian93.9 - 89.8Czechia M. leskei (99235)
Late/Upper Turonian93.9 - 89.8Germany (Mecklenburg-Vorpommem) M. borchardi (93289)
Late/Upper Turonian93.9 - 89.8Turkmenistan M. corbovis (196656)
Middle Turonian93.9 - 89.8Poland M. leskei (97983)
Turonian93.9 - 89.8United Kingdom (England) M. corbovis, M. leskei (38601) M. normanniae (38598 38607) M. normanniae, M. corbovis, M. leskei (38595)
Coniacian89.8 - 85.7France M. decipiens (59650)
Early/Lower Coniacian89.8 - 85.7Turkmenistan M. cortestudinarium, M. carinatus (196558) M. leskei (196557)
Early/Lower Coniacian89.8 - 85.7Germany M. sp. (12716 12717) M. sp., M. leskei (12718 12719 12720)
Early/Lower Coniacian89.8 - 85.7France M. decipiens (59798)
Late/Upper Coniacian89.8 - 85.7Spain M. brevis (74370 74375 74376 74379 74380 74381 74382 74386 74388 74389 74390) M. brevis, M. sp. 1 (74385 74387) M. sp. 1 (74369)
Coniacian - Santonian89.8 - 83.6France M. turonensis, M. decipiens (3736)
Coniacian - Santonian89.8 - 83.6Spain M. matheroni, M. corbaricus (66967)
Late/Upper Coniacian - Santonian89.8 - 83.6Spain M. corbaricus, M. matheroni (66968 66969)
Early/Lower Santonian85.7 - 83.6Austria M. sp. (173328)
Early/Lower Santonian85.7 - 83.6Turkmenistan M. coranguinum (196657 196658)
Early/Lower Santonian85.7 - 83.6Spain M. brevis (74400 74401 74405 74407 74410 74412 74416 74417 74426 74427 74429 74436 74438 74439 74440 74441 74442 74443 74444 74445 74446 74447 74448 74450 74451 74452 74453 74454 74455 74458 74461) M. brevis, M. matheroni (74468) M. brevis, M. sp. 1 (74435) M. matheroni (74462 74466) M. sp. 1 (74434 74449)
Late/Upper Santonian85.7 - 83.6Spain M. quebrada, M. mengaudi (234957)
Late/Upper Santonian85.7 - 83.6Austria M. sp. (146295)
Middle Santonian85.7 - 83.6Spain M. turonensis (234956)
Middle Santonian - Late/Upper Santonian85.7 - 83.6France M. sp. (59652)
Santonian85.7 - 83.6USA (Texas) M. uddeni (197717)
Santonian85.7 - 83.6Spain M. sp. (66983)
Late/Upper Santonian - Campanian85.7 - 72.2Spain M. corbaricus, M. gourdoni, M. matheroni (66989)
Late/Upper Santonian - Middle Campanian85.7 - 72.2Antarctica M. regularis (39619)
Campanian83.6 - 72.2France (Poitou-Charentes) M. laxoporus, M. glyphus (87397)
Campanian83.6 - 72.2France M. regularis (3784)
Campanian83.6 - 72.2Spain M. aturicus, M. stolleyi (66996)
Early/Lower Campanian83.6 - 72.2Turkmenistan M. pseudorostratus (196566) M. schroederi (196564 196565)
Early/Lower Campanian83.6 - 72.2France M. sp. (59776)
Early/Lower Campanian83.6 - 72.2Spain M. sp. (66993)
Early/Lower Campanian83.6 - 72.2Germany (Niedersachsen) M. fastigatus, M. schroederi, M. glyphus (31992)
Early/Lower Campanian83.6 - 72.2Germany M. glyphus (64141)
Early/Lower Campanian - Middle Campanian83.6 - 72.2Germany M. stolleyi, M. glyphus (64187)
Late/Upper Campanian83.6 - 72.2France (Landes) M. coranguinum (213812) M. corcolumbarium (213835)
Late/Upper Campanian83.6 - 72.2Spain M. aturicus, M. stolleyi (66997) M. gourdoni, M. stolleyi (67002)
Late/Upper Campanian83.6 - 72.2Germany (Niedersachsen) M. fastigatus, M. glyphus (31993)
Late/Upper Campanian83.6 - 72.2Tunisia M. sp. (47107) Plesiaster sp. (74533)
Late/Upper Campanian83.6 - 72.2USA (Arkansas) M. americanus (78165 78183 78199 83037 197647 197648 197649)
Late/Upper Campanian83.6 - 72.2Austria M. stolleyi, M. corcolumbarium, M. aturicus, M. schroederi (48008)
Late/Upper Campanian83.6 - 72.2Belgium (Liege) M. stolleyi, M. schroederi (32147 32150)
Late/Upper Campanian83.6 - 72.2Germany M. glyphus (63985 63995 64002 64127 64128 64130 64131 64132 64134 64135 64136 64142 64143 64155 64180) M. schlueteri (221859)
Late/Upper Campanian83.6 - 72.2Turkmenistan M. glyphus (196567 196659)
Early/Lower Maastrichtian72.2 - 66.0USA (Mississippi) M. americanus (78125 197616)
Late/Upper Maastrichtian72.2 - 66.0USA (Texas) M. americanus (4517 4520 197652)
Late/Upper Maastrichtian72.2 - 66.0USA (Mississippi) M. americanus (78195 197606)
Danian66.0 - 61.66Denmark M. sp. (89866)
Danian - Selandian66.0 - 59.24Egypt M. sp. (87000)
Thanetian59.24 - 56.0Spain (Santander) M. tercensis (157015)