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Thysanus
Classification
Phylum:
Cnidaria
Class:
Anthozoa
Subclass:
Octocorallia
Order:
Scleractinia
Suborder:
Favina
Superfamily:
Faviicae
Family:
Faviidae
Subfamily:
Faviinae
Formal Genus Name and Reference:
Thysanus DUNCAN, 1863
Type Species:
T. excentricus
Images
(Click to enlarge in a new window)
Fig. 300,2. *T. excentricus, Mio., Jamaica, 2a,b, X1 (195).
Synonyms
Geographic Distribution
W.Indies-N.Am.
Age Range
Beginning Stage in Treatise Usage:
Mio.
Beginning International Stage:
Aquitanian
Fraction Up In Beginning Stage:
0
Beginning Date:
23.04
Ending Stage in Treatise Usage:
Plio.
Ending International Stage:
Piacenzian
Fraction Up In Ending Stage:
100
Ending Date:
2.58
Description
Flabellate, colony formation by intramural budding proceeding away from parent center in one direction, Larger septa with small internal lobes, Columella trabecular below, sublamellar and interrupted above
References
Duncan, P. M., 1863-68, On the fossil corals of the West Indian islands: Geol. Soc. London Quart. Jour., v. 19 Duncan, P. M., , p. 406-458, pl. 13-16; v. 20 Duncan, P. M., , p. 20-44, 358-374; pl. 2-5, v. 24 Duncan, P. M., , p. 9-33, pl. 1, 2.
Museum or Author Information
Classification
Phylum:
Cnidaria
Class:
Anthozoa
Subclass:
Octocorallia
Order:
Scleractinia
Suborder:
Favina
Superfamily:
Faviicae
Family:
Faviidae
Subfamily:
Faviinae
Formal Genus Name and Reference:
Thysanus DUNCAN, 1863
Type Species:
T. excentricus
Images
(Click to enlarge in a new window)
Fig. 300,2. *T. excentricus, Mio., Jamaica, 2a,b, X1 (195).
Synonyms
Geographic Distribution
W.Indies-N.Am.
Age Range
Beginning Stage in Treatise Usage:
Mio.
Beginning International Stage:
Aquitanian
Fraction Up In Beginning Stage:
0
Beginning Date:
23.04
Ending Stage in Treatise Usage:
Plio.
Ending International Stage:
Piacenzian
Fraction Up In Ending Stage:
100
Ending Date:
2.58
Description
Flabellate, colony formation by intramural budding proceeding away from parent center in one direction, Larger septa with small internal lobes, Columella trabecular below, sublamellar and interrupted above
References
Duncan, P. M., 1863-68, On the fossil corals of the West Indian islands: Geol. Soc. London Quart. Jour., v. 19 Duncan, P. M., , p. 406-458, pl. 13-16; v. 20 Duncan, P. M., , p. 20-44, 358-374; pl. 2-5, v. 24 Duncan, P. M., , p. 9-33, pl. 1, 2.