Basic info Taxonomic history Classification Relationships
Morphology Ecology and taphonomy   Age range and collections

Furcaster

Ophiuroidea - Oegophiurida - Protasteridae

Synonyms
Synonymy list
YearName and author
1886Squamaster Ringueberg p. 5
1886Palastropecten Stürtz p. 88
1886Eoluidia Stürtz p. 89
1886Furcaster Stürtz p. 148
1899Eophiurites Stürtz p. 190
1899Palaespondylus Stürtz p. 190
1905Sympterura Bather pp. 161-169 figs. pl. 1 figs. 1-3, 6
1912Rhodostoma Sollas and Sollas p. 225
1915Squamaster Schuchert p. 249
1915Sympterura Schuchert pp. 256-260 figs. text-fig. 32
1915Furcaster Schuchert p. 261
1915Palastropecten Schuchert pp. 261-262
1915Eoluidia Schuchert p. 262
1925Furcaster Spencer pp. 312-316
1957Furcaster Lehmann pp. 63-65
1965Furcaster Owen p. 556
1966Furcaster Spencer and Wright p. U88
1983Furcaster Haude and Thomas p. 128
2001Furcaster Boczarowski p. 29
2002Furcaster Sepkoski, Jr.
2005Furcaster Dean Shackleton p. 84

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RankNameAuthor
kingdomAnimalia()
Triploblastica
Nephrozoa
Deuterostomia
Ambulacraria
phylumEchinodermata
RankNameAuthor
subphylumAsterozoa
classOphiuroidea
orderOegophiurida
suborderLysophiurina()
familyProtasteridae
genusFurcaster

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
ReferenceDiagnosis
J. Dean Shackleton 2005Ambulacral preeadial bar with medial oral ridge; proximal aboral ambulacral muscle facet more strongly curved than distal; loss of strongly calcified interradial disc.