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Utaratuia
Classification
Phylum:
Cnidaria
Class:
Anthozoa
Subclass:
Rugosa
Order:
Stauriida
Suborder:
Columnariina
Family:
Disphyllidae
Subfamily:
Spongonariinae
Formal Genus Name and Reference:
Utaratuia CRICKMAY, 1960, p. 5
Type Species:
U. laevigata OD; +27026, PRl, Ithaca
Images
(Click to enlarge in a new window)
Fig. 179,1a-c. ·V. laevigata, holotype, Givet., Hume F., Can., Rainbow Arch, Carcajou R., NW. Terr.; a,b, transv., tang. secs., X2, c, part of wall in b, showing, between major septal ridges, scarcely projecting minor septal ridges continuous with longitudinal dark lines in wall, X10 (Jell & Hill, 1970b).
Synonyms
Geographic Distribution
N.Am.(NW.Terr.-Nev.)-Asia(Kweichow); V.Dev., Eu.(USSR)
Age Range
Beginning Stage in Treatise Usage:
M.Dev.(Givet.)
Beginning International Stage:
Givetian
Fraction Up In Beginning Stage:
0
Beginning Date:
385.3
Ending Stage in Treatise Usage:
M.Dev.(Givet.)
Ending International Stage:
Givetian
Fraction Up In Ending Stage:
100
Ending Date:
378.9
Description
Cerioid, septa represented only by peripheral ridges so that corallites have thick, serrated common walls with rare, porelike spaces; alternate ridges (minor septa) are barely perceptible except as longitudinal dark lines in tangential sections of wall; dissepiments arranged in irregular longitudinal series; peripheral series of tabellae declined adaxially, and axial series horizontal or shallowly curved [see JELL & HILL, 1970b, p. 834; see also OLIVER & SANDO, 1977, p. 422].
References
Crickmay, C. H., 1960, The older Devonian faunas of the Northwest Territories: 21 p., 11 pl., Evelyn de Mille Books (Calgary).
Museum or Author Information
Classification
Phylum:
Cnidaria
Class:
Anthozoa
Subclass:
Rugosa
Order:
Stauriida
Suborder:
Columnariina
Family:
Disphyllidae
Subfamily:
Spongonariinae
Formal Genus Name and Reference:
Utaratuia CRICKMAY, 1960, p. 5
Type Species:
U. laevigata OD; +27026, PRl, Ithaca
Images
(Click to enlarge in a new window)
Fig. 179,1a-c. ·V. laevigata, holotype, Givet., Hume F., Can., Rainbow Arch, Carcajou R., NW. Terr.; a,b, transv., tang. secs., X2, c, part of wall in b, showing, between major septal ridges, scarcely projecting minor septal ridges continuous with longitudinal dark lines in wall, X10 (Jell & Hill, 1970b).
Synonyms
Geographic Distribution
N.Am.(NW.Terr.-Nev.)-Asia(Kweichow); V.Dev., Eu.(USSR)
Age Range
Beginning Stage in Treatise Usage:
M.Dev.(Givet.)
Beginning International Stage:
Givetian
Fraction Up In Beginning Stage:
0
Beginning Date:
385.3
Ending Stage in Treatise Usage:
M.Dev.(Givet.)
Ending International Stage:
Givetian
Fraction Up In Ending Stage:
100
Ending Date:
378.9
Description
Cerioid, septa represented only by peripheral ridges so that corallites have thick, serrated common walls with rare, porelike spaces; alternate ridges (minor septa) are barely perceptible except as longitudinal dark lines in tangential sections of wall; dissepiments arranged in irregular longitudinal series; peripheral series of tabellae declined adaxially, and axial series horizontal or shallowly curved [see JELL & HILL, 1970b, p. 834; see also OLIVER & SANDO, 1977, p. 422].
References
Crickmay, C. H., 1960, The older Devonian faunas of the Northwest Territories: 21 p., 11 pl., Evelyn de Mille Books (Calgary).