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Hoplitoides
Classification
Phylum:
Mollusca
Class:
Cephalopoda
Order:
Ammonitida
Superfamily:
Acanthocerataceae
Family:
Coilopoceratidae
Formal Genus Name and Reference:
Hoplitoides KOENEN, 1898, p. 53
Type Species:
H. latesellatus Koenen, 1898, p. 56, OD, = Neoptychites? ingens KOENEN, 1897, p. 12
Images
(Click to enlarge in a new window)
Fig. 155, 2a. *H. ingens (K OENEN ), Lower Turonian, Nigeria; × 0.75 (Reyment, 1955).——FIG . 155,2b. H. gibbosulus bipartitus (S OLGER ), Lower Turonian, Nigeria; ×0.75 (Reyment, 1955).
Synonyms
Neoptychites? Ingens
Geographic Distribution
Spain, northern and western Africa, Madagascar, Lebanon, Israel, Jordan, New Mexico, Mexico, Trinidad, Venezuela, Colombia, Peru
Age Range
Beginning Stage in Treatise Usage:
Upper Cretaceous (Turonian)
Beginning International Stage:
Turonian
Fraction Up In Beginning Stage:
0
Beginning Date:
93.9
Ending Stage in Treatise Usage:
Upper Cretaceous (Turonian)
Ending International Stage:
Turonian
Fraction Up In Ending Stage:
100
Ending Date:
89.39
Description
Early whorls with sulcate or flat venter and variable, sparse ribs branching from insignificant umbilical tubercles and fading on shoulder, slight to moderately strong, generally clavate tubercles may be present on shoulder, later whorls smooth, with narrowly rounded venter
References
Museum or Author Information
Classification
Phylum:
Mollusca
Class:
Cephalopoda
Order:
Ammonitida
Superfamily:
Acanthocerataceae
Family:
Coilopoceratidae
Formal Genus Name and Reference:
Hoplitoides KOENEN, 1898, p. 53
Type Species:
H. latesellatus Koenen, 1898, p. 56, OD, = Neoptychites? ingens KOENEN, 1897, p. 12
Images
(Click to enlarge in a new window)
Fig. 155, 2a. *H. ingens (K OENEN ), Lower Turonian, Nigeria; × 0.75 (Reyment, 1955).——FIG . 155,2b. H. gibbosulus bipartitus (S OLGER ), Lower Turonian, Nigeria; ×0.75 (Reyment, 1955).
Synonyms
Neoptychites? Ingens
Geographic Distribution
Spain, northern and western Africa, Madagascar, Lebanon, Israel, Jordan, New Mexico, Mexico, Trinidad, Venezuela, Colombia, Peru
Age Range
Beginning Stage in Treatise Usage:
Upper Cretaceous (Turonian)
Beginning International Stage:
Turonian
Fraction Up In Beginning Stage:
0
Beginning Date:
93.9
Ending Stage in Treatise Usage:
Upper Cretaceous (Turonian)
Ending International Stage:
Turonian
Fraction Up In Ending Stage:
100
Ending Date:
89.39
Description
Early whorls with sulcate or flat venter and variable, sparse ribs branching from insignificant umbilical tubercles and fading on shoulder, slight to moderately strong, generally clavate tubercles may be present on shoulder, later whorls smooth, with narrowly rounded venter