†order Fissiculata Jaekel 1918

Blastoidea - Fissiculata

Parent taxon: Blastoidea according to P. A. Jell 1983

See also Fay and Wanner 1967 and Sepkoski 2002

Sister taxa: Granatocrinida, Macurdablastus, Pentremitida, Spiraculata, Troosticrinida

Subtaxa: Angioblastus Angulatoblastus Anthoblastus Artuschisma Astrocrinites Astrocrinus Austroblastus Brachyschismatidae Caryoblastus Ceratoblastus Codasteridae Cryptoschisma Dolichoblastus Junggaroblastus Katoblastus Kazachstanoblastus Koryschisma Leptoschisma Mastoblastus Neoschismatidae Orophocrinus Pachyblastus Paracodaster Pentablastus Pentremitidea Phaenoblastus Phaenoschismatidae Polydeltoideus Pterotoblastus Sagittoblastus Tympanoblastus Xenoblastus

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Ecology: stationary intermediate-level epifaunal suspension feeder

Distribution:

• Permian of Australia (11 collections), East Timor (1), Indonesia (3), Oman (1)

• Virgilian of United States (1: Texas)

• Osagean of United States (1: Kentucky)

• Carboniferous of Belgium (1), Canada (1: Nunavut), Ireland (2), Kazakhstan (1), United States (5: Indiana, Kentucky, Tennessee)

• Devonian of Australia (3), China (2), the Czech Republic (3), Germany (2), South Africa (4), United States (9: Indiana, Michigan, New York, Ohio, Tennessee)

• Silurian of United States (13: Indiana, Iowa, Missouri, Oklahoma, Tennessee)

Total: 64 collections including 88 occurrences

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