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Stellarocrinus
Classification
Phylum:
Echinodermata
Class:
Crinoidea
Order:
Cladida
Superfamily:
Lophocrinacea
Family:
Stellarocrinidae
Formal Genus Name and Reference:
Stellarocrinus STRIMPLE, 1940 (Mar. ), p. 1
Type Species:
Cyathocrinus stillativus WHITE, 1880b, p. 258, OD
Images
(Click to enlarge in a new window)
Fig. 439, 1a, b. *S. stillativus (White), U.Penn. (Virgil. ), Kans., l a, b, holotype viewed from B C interray, and dorsal view, x1 (White, 1880b), Fig. 439, 1c. S. florealis (Moore & Plummer), M.Penn. (Desmoines. ), Texas, holotype, oblique view from below ( C D interray upward), x1.5 (Moore & Plummer, 1940), Fig. 439, 1d-g. S. geometricus (Moore & Plummer), M.Penn. (Desmoines. ), Texas, 1 d-f, holotype, dorsal, post., and ventral views, x1.5 (Moore & Plummer, 1940), 1 g , plate diagram of cup and parts of arms (radials black, radianal cross ruled, anal X and right tube plate R X stippled), x1.5 (Moore, n), Fig. 439, 1h. S. bilineatus Strimple & Moore, U.Penn. (Missour. ), Ill., post. view, x1.2 (Strimple & Moore, 1971a), Fig. 439, 1i. S. virgilensis Strimple, U.Penn. (Missour. ), Okla. hypotype crown (CD interray upward), (Strimple & Moore, 1971a)
Synonyms
Apollocrinus
Geographic Distribution
USA (Texas-Ill.-Mo.-Kans.-Okla.)
Age Range
Beginning Stage in Treatise Usage:
M.Penn.
Beginning International Stage:
Moscovian
Fraction Up In Beginning Stage:
0
Beginning Date:
315.15
Ending Stage in Treatise Usage:
L. Perm.
Ending International Stage:
Kungurian
Fraction Up In Ending Stage:
100
Ending Date:
274.37
Description
Arms equibiserial, wide, primibrachs 1 axillary, subsequent axillaries small, triangular in outline. Stem transversely round.
References
Museum or Author Information
Classification
Phylum:
Echinodermata
Class:
Crinoidea
Order:
Cladida
Superfamily:
Lophocrinacea
Family:
Stellarocrinidae
Formal Genus Name and Reference:
Stellarocrinus STRIMPLE, 1940 (Mar. ), p. 1
Type Species:
Cyathocrinus stillativus WHITE, 1880b, p. 258, OD
Images
(Click to enlarge in a new window)
Fig. 439, 1a, b. *S. stillativus (White), U.Penn. (Virgil. ), Kans., l a, b, holotype viewed from B C interray, and dorsal view, x1 (White, 1880b), Fig. 439, 1c. S. florealis (Moore & Plummer), M.Penn. (Desmoines. ), Texas, holotype, oblique view from below ( C D interray upward), x1.5 (Moore & Plummer, 1940), Fig. 439, 1d-g. S. geometricus (Moore & Plummer), M.Penn. (Desmoines. ), Texas, 1 d-f, holotype, dorsal, post., and ventral views, x1.5 (Moore & Plummer, 1940), 1 g , plate diagram of cup and parts of arms (radials black, radianal cross ruled, anal X and right tube plate R X stippled), x1.5 (Moore, n), Fig. 439, 1h. S. bilineatus Strimple & Moore, U.Penn. (Missour. ), Ill., post. view, x1.2 (Strimple & Moore, 1971a), Fig. 439, 1i. S. virgilensis Strimple, U.Penn. (Missour. ), Okla. hypotype crown (CD interray upward), (Strimple & Moore, 1971a)
Synonyms
Apollocrinus
Geographic Distribution
USA (Texas-Ill.-Mo.-Kans.-Okla.)
Age Range
Beginning Stage in Treatise Usage:
M.Penn.
Beginning International Stage:
Moscovian
Fraction Up In Beginning Stage:
0
Beginning Date:
315.15
Ending Stage in Treatise Usage:
L. Perm.
Ending International Stage:
Kungurian
Fraction Up In Ending Stage:
100
Ending Date:
274.37
Description
Arms equibiserial, wide, primibrachs 1 axillary, subsequent axillaries small, triangular in outline. Stem transversely round.