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Almatium
Classification
Phylum:
Arthropoda
Subphylum:
Crustacea (superclass)
Class:
Branchiopoda
Subclass:
Calmanostraca
Order:
Kazacharthra
Family:
Ketmeniidae
Formal Genus Name and Reference:
Almatium NOVOZHILOV, 1957
Type Species:
*Ketmenia gusevi CHERNYSHEV, 1940, OD
Images
(Click to enlarge in a new window)
Fig. 45,1. *A. gusevi (Chernyshev), Ketmen Mts., shield, × 0.8 (97)
Synonyms
Geographic Distribution
SE. Kazakh. (Ketmen Mts.), NE. Kazakh. (Sajkan Mts.)
Age Range
Beginning Stage in Treatise Usage:
L.Jur.(Lias.)
Beginning International Stage:
Hettangian
Fraction Up In Beginning Stage:
0
Beginning Date:
201.36
Ending Stage in Treatise Usage:
L.Jur.(Lias.)
Ending International Stage:
Toarcian
Fraction Up In Ending Stage:
100
Ending Date:
174.7
Description
Cephalothoracic shield more or less rounded, with concave posterior margin, all sides without spines, projecting ocular, rounded, anterior, with paired eyes adjoining. Appendages short, not projecting beyond limits of shield, abdomen composed of 32 to 40 somites, with more or less long cerci
References
Museum or Author Information
Classification
Phylum:
Arthropoda
Subphylum:
Crustacea (superclass)
Class:
Branchiopoda
Subclass:
Calmanostraca
Order:
Kazacharthra
Family:
Ketmeniidae
Formal Genus Name and Reference:
Almatium NOVOZHILOV, 1957
Type Species:
*Ketmenia gusevi CHERNYSHEV, 1940, OD
Images
(Click to enlarge in a new window)
Fig. 45,1. *A. gusevi (Chernyshev), Ketmen Mts., shield, × 0.8 (97)
Synonyms
Geographic Distribution
SE. Kazakh. (Ketmen Mts.), NE. Kazakh. (Sajkan Mts.)
Age Range
Beginning Stage in Treatise Usage:
L.Jur.(Lias.)
Beginning International Stage:
Hettangian
Fraction Up In Beginning Stage:
0
Beginning Date:
201.36
Ending Stage in Treatise Usage:
L.Jur.(Lias.)
Ending International Stage:
Toarcian
Fraction Up In Ending Stage:
100
Ending Date:
174.7
Description
Cephalothoracic shield more or less rounded, with concave posterior margin, all sides without spines, projecting ocular, rounded, anterior, with paired eyes adjoining. Appendages short, not projecting beyond limits of shield, abdomen composed of 32 to 40 somites, with more or less long cerci