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Schizaster

Echinoidea - Spatangoida - Schizasteridae

Species lacking formal opinion data

View classification of included taxa

Synonyms
Synonymy list
YearName and author
1835Schizaster Agassiz
1860Schizaster Holmes p. 5
1883Brachybrissus Pomel
1907Aplospatangus Lambert p. 225
1915Schizaster Clark and Twitchell p. 151
1934Paraster pastelilloensis Weisbord
1937Schizaster Jackson p. 234
1938Schizaster Grant and Hertlein p. 119
1938Schizaster Turner p. 41
1942Schizaster Cooke p. 39
1949Paraster sandiegensis Sanchez Roig
1949Schizaster alcaldei Sanchez Roig
1949Schizaster cojimarensis Sanchez Roig
1949Schizaster habanensis Sanchez Roig
1951Paraster sierrai Sanchez Roig
1951Schizaster moronensis Sanchez Roig
1952Schizaster (Aplospatangus) Sanchez Roig
1961Schizaster Durham p. 483
1966Schizaster Fischer p. U569
1975Schizaster Henderson p. 13
1980Schizaster McNamara and Philip p. 49
1984Schizaster Kier p. 35
1984Schizaster Squires p. 56
1987Schizaster Squires p. 72
1994Schizaster Ragaini p. 289
1999Schizaster Frassinetti and Covacevich p. 56
2002Schizaster Sepkoski, Jr.

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RankNameAuthor
kingdomAnimalia()
Triploblastica
Nephrozoa
Deuterostomia
Ambulacraria
phylumEchinodermata
subphylumEchinozoa
classEchinoidea()
subclassEuechinoideaBronn 1860
RankNameAuthor
superorderAcroechinoidea()
Carinacea
Irregularia()
Atelostomata
orderSpatangoida
suborderPaleopneustina
familySchizasteridae()
genusSchizasterAgassiz 1835

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
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

Maximum range based only on fossils: base of the Middle Paleocene to the top of the Late/Upper Pleistocene or 61.70000 to 0.01170 Ma
Minimum age of oldest fossil (stem group age): 61.6 Ma

Collections (154 total)


Time interval Ma Country or state Original ID and collection number
Danian66.0 - 61.6Argentina (Rio Negro) S. sp. (5162)
Danian66.0 - 61.6Argentina (La Pampa) S. sp. (5160)
Paleocene66.0 - 56.0USA (California) S. lecontei (190786 190797 190800)
Paleocene66.0 - 56.0Austria (Salzburg) S. sp., S. schlosseri (84335)
Middle Paleocene - Late/Upper Paleocene61.7 - 55.8Australia (Western Australia) S. carinatus (204581)
Thanetian59.2 - 56.0USA (California) S. lecontei (52612) S. martinezensis (90072)
Ypresian56.0 - 47.8USA (California) S. cordiformis (52421) S. diabloensis (52419) S. lecontei (122337)
Ypresian56.0 - 47.8Mexico (Baja California) S. sp. (5499 5502 5506)
Ypresian56.0 - 47.8Egypt S. sp. (41902)
Ypresian56.0 - 47.8USA (Oregon) S. diabloensis (52272)
Ypresian56.0 - 47.8Mexico (Baja California Sur) S. sp. (5496 5507)
Ypresian56.0 - 47.8USA (Virginia) S. sp. (91123)
Eocene56.0 - 33.9Cuba S. egozcuei (91154)
Eocene56.0 - 33.9Taiwan Aplospatangus taiwanicus (204454)
Early/Lower Eocene55.8 - 48.6Mexico (Chiapas) Paraster sp. (85738)
Casamayoran55.8 - 48.0Argentina (Santa Cruz) S. ameghinoi (50067)
Middle Eocene48.6 - 37.2Mexico (Baja California Sur) S. sp. (43754) S. sp., S. subcylindricus (43753)
Middle Eocene48.6 - 37.2USA (California) S. diabloensis (202076)
Middle Eocene48.6 - 37.2Cuba S. brachypetalus, S. dumblei, S. bathypetalus (155852)
Lutetian47.8 - 41.3Japan Paraster nummuliticus (204382)
Lutetian47.8 - 41.3Libya S. gaudryi (49943) S. mokattamensis (42123)
Lutetian47.8 - 41.3Haiti S. sp. (60573)
Lutetian47.8 - 41.3USA (California) S. diabloensis (8012 8015 201258 201691)
Lutetian47.8 - 41.3Turkey S. rimosus (40792 40793)
Lutetian47.8 - 41.3Egypt S. fourtaui (41904) S. mokattamensis (41905 41906)
Lutetian - Bartonian47.8 - 38.0Egypt S. mokattamensis, S. foveatus, S. africanus, S. humei, S. libycus, S. deserti (41899)
Bartonian41.3 - 38.0USA (Mississippi) S. armiger (3532)
Bartonian41.3 - 38.0Australia (South Australia) S. tatei (204582)
Bartonian41.3 - 38.0USA (Georgia) S. armiger (3528)
Bartonian41.3 - 38.0USA (Louisiana) S. armiger (3534)
Bartonian41.3 - 38.0USA (North Carolina) Paraster sp. (5461)
Bartonian41.3 - 38.0USA (California) S. diabloensis (122295)
Bartonian41.3 - 38.0USA (Alabama) S. armiger (3505 3506 3518)
Bartonian41.3 - 38.0Egypt S. sp. (45626)
Bartonian41.3 - 38.0United Kingdom (England) S. branderianus (8024)
Priabonian38.0 - 33.9USA (Alabama) S. armiger (3540 3548 3549 28983)
Priabonian38.0 - 33.9Germany (Bavaria) S. sp. (10703)
Priabonian38.0 - 33.9Libya S. batheri (77237) S. meslei (42144)
Priabonian38.0 - 33.9USA (Florida) S. beckeri (32919)
Kaiatan37.2 - 36.0New Zealand S. exoletus (4886 4887 155834 155835) S. sp. A (155836)
Kaiatan - Runangan37.2 - 34.3New Zealand S. exoletus (155831 155833) S. sp. A (155830)
Late/Upper Eocene37.2 - 33.9Panama S. armiger (42488 42698)
Late/Upper Eocene37.2 - 33.9United Kingdom (England) S. durbani (42582)
Late/Upper Eocene37.2 - 33.9USA (Florida) S. floridanus (203472) S. sp. (34992)
Late/Upper Eocene37.2 - 33.9Cuba Paraster pinarensis, Paraster delgadoi (155877)
Late/Upper Eocene - Early/Lower Oligocene37.2 - 28.4Argentina (Santa Cruz) S. sp. (42491 52859)
Whaingaroan34.3 - 27.3New Zealand S. sp. A (155826)
Early/Lower Oligocene33.9 - 28.4USA (Florida) S. americanus (35013)
Early/Lower Oligocene33.9 - 28.4Somalia S. sp. (79050)
Early/Lower Oligocene33.9 - 28.4USA (Mississippi) S. americana (143407)
Rupelian33.9 - 28.1USA (Alabama) Paraster armiger (155971) S. americanus (101113)
Rupelian33.9 - 28.1Germany (Baden-W├╝rttemberg) Ova sp. (68021)
Rupelian33.9 - 28.1Australia (South Australia) S. halli (45823)
Rupelian33.9 - 28.1USA (Florida) S. americanus (35015)
Rupelian33.9 - 28.1USA (Mississippi) S. americanus (99716 101186 101192 101193 101195 101196)
Oligocene33.9 - 23.03Mexico (Veracruz) S. cristatus (204616)
Oligocene33.9 - 23.03USA (Georgia) S. americanus (101121)
Oligocene - Miocene33.9 - 5.333Argentina (Santa Cruz) S. patagonensis (50072)
Late/Upper Oligocene28.4 - 23.03Antigua and Barbuda S. clevei (80290)
Chattian28.1 - 23.03Australia (Victoria) S. halli (48647)
Chattian28.1 - 23.03USA (Washington) S. sp. (52356 52362)
Chattian28.1 - 23.03India S. sufflatus (152422)
Aquitanian - Burdigalian23.03 - 15.97Italy (Sardinia) S. sp. (187423 187424 187427 187429)
Early/Lower Miocene23.03 - 15.97Argentina (Rio Negro) S. sp. (45689)
Early/Lower Miocene23.03 - 15.97Chile S. ameghinoi (78427) S. sp. (46977 78526)
Early/Lower Miocene23.03 - 15.97Australia (South Australia) S. abductus (72222)
Early/Lower Miocene23.03 - 15.97Brazil (Para) S. sp. (65162)
Early/Lower Miocene23.03 - 15.97Indonesia (Sarawak) S. progoensis (41610)
Early/Lower Miocene23.03 - 15.97India S. alevolatus, S. baluchistanensis, S. granti, S. symmetricus (78641)
Early/Lower Miocene23.03 - 15.97Australia (Tasmania) S. halli (204583)
Early/Lower Miocene23.03 - 15.97Northern Mariana Islands S. sp. (43371)
Early/Lower Miocene - Middle Miocene23.03 - 11.608Italy S. sp. (96235)
Early/Lower Miocene - Late/Upper Miocene23.03 - 5.333Costa Rica S. costaricensis (92098)
Miocene23.03 - 5.333Japan (Miyazaki) S. miyazakiensis (204456)
Miocene23.03 - 5.333Micronesia, Federated States of (Northern Mariana Islands) Paraster saipanicus (204437)
Miocene23.03 - 5.333Japan (Nagano) S. kinasaensis (204457)
Miocene23.03 - 5.333Mexico S. cristatus (135799)
Miocene23.03 - 5.333Madagascar S. howa (55832)
Burdigalian20.44 - 15.97Chile S. sp. (78525)
Burdigalian20.44 - 15.97Egypt S. eurynotus (47996)
Burdigalian - Langhian20.44 - 13.82Italy (Sardinia) Ova sp. (187430) S. sp., Ova sp. (187431)
Langhian15.97 - 13.82Australia (South Australia) S. fosteri (204584)
Langhian15.97 - 13.82Austria S. eurynotus (146502) S. sp. (55394 146183)
Middle Miocene15.97 - 11.608India S. alveolatus, S. baluchistanensis (78614)
Middle Miocene15.97 - 11.608Italy S. eurynotus (96237 96239) S. eurynotus, S. lovistoi (96238)
Middle Miocene15.97 - 11.608Italy (Sardinia) S. sp. (187333 187334)
Middle Miocene15.97 - 11.608Australia (Western Australia) S. compactus (63288 63292)
Tortonian11.62 - 7.246Panama (Colon) S. panamensis (145569 145570)
Tortonian11.62 - 7.246Madagascar S. howa (51586)
Late/Upper Miocene11.608 - 5.333Indonesia S. subrhomboidalis (70098)
Late/Upper Miocene11.608 - 5.333Indonesia (Borneo) S. progoensis (41609)
Messinian7.246 - 5.333Malta S. sp. (140979 141551)
Messinian7.246 - 5.333Algeria S. sp. (70886)
Zanclean5.333 - 3.6Dominican Republic S. doederleini (74968 90620)
Pliocene5.333 - 2.588USA (California) S. stalderi (203581)
Pliocene5.333 - 2.588Cuba S. cubensis (91153)
Pliocene5.333 - 2.588Fiji Paraster hyperocus (68181)
Pliocene5.333 - 2.588Italy S. sp. (62341)
Pliocene5.333 - 2.588Japan (Okinawa) S. excavatus (204455)
Piacenzian3.6 - 2.588Italy (Pisa) S. major (88328)
Late/Upper Pleistocene0.126 - 0.0117Saudi Arabia S. legraini (107972)