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Sumatrina
Classification
Phylum:
Protista
Subphylum:
Sarcodina
Class:
Reticularea
Subclass:
Granuloreticulosia
Order:
Foraminiferida
Suborder:
Fusulinina
Superfamily:
Fusulinacea
Family:
Verbeekinidae
Subfamily:
Neoschwagerininae
Formal Genus Name and Reference:
Sumatrina Volz, 1904, *2024, p. 182
Type Species:
S. annae; OD
Images
(Click to enlarge in a new window)
Fig. 328,2. S. longissima Deprat, Cambodia (type-sp. of Pseudolepidolina), axial sec., X15 (*1922) (see also Fig. 289,1a).
Synonyms
Pseudolepidolina
Geographic Distribution
S.Eu.-Asia Minor-S.Asia-Japan-Malay Arch. (Sumatra)
Age Range
Beginning Stage in Treatise Usage:
U.Perm.
Beginning International Stage:
Wuchiapingian
Fraction Up In Beginning Stage:
0
Beginning Date:
259.55
Ending Stage in Treatise Usage:
U.Perm.
Ending International Stage:
Changhsingian
Fraction Up In Ending Stage:
100
Ending Date:
251.9
Description
Shell elongate-subcylindrical, most volutions loosely coiled, spirotheca consisting of a single dense layer, proloculus large, secondary transverse and axial septula uniform in length, pendant-shaped, present throughout shell, as many as 4 secondary transverse septula between primary septula, and as many as 7 axial septula to each chamber, some axial fillings in all except last part of last volution (*587. *838. *1921, *1954A).
References
Volz, Wilhelm, 1904, Zur Geologie von Sumatra: Geol. \& Paläont., Abhandl., new ser., v. 6, no. 2, p. 87-196, text-fig. 26-45, pl. 1-12.
Museum or Author Information
Classification
Phylum:
Protista
Subphylum:
Sarcodina
Class:
Reticularea
Subclass:
Granuloreticulosia
Order:
Foraminiferida
Suborder:
Fusulinina
Superfamily:
Fusulinacea
Family:
Verbeekinidae
Subfamily:
Neoschwagerininae
Formal Genus Name and Reference:
Sumatrina Volz, 1904, *2024, p. 182
Type Species:
S. annae; OD
Images
(Click to enlarge in a new window)
Fig. 328,2. S. longissima Deprat, Cambodia (type-sp. of Pseudolepidolina), axial sec., X15 (*1922) (see also Fig. 289,1a).
Synonyms
Pseudolepidolina
Geographic Distribution
S.Eu.-Asia Minor-S.Asia-Japan-Malay Arch. (Sumatra)
Age Range
Beginning Stage in Treatise Usage:
U.Perm.
Beginning International Stage:
Wuchiapingian
Fraction Up In Beginning Stage:
0
Beginning Date:
259.55
Ending Stage in Treatise Usage:
U.Perm.
Ending International Stage:
Changhsingian
Fraction Up In Ending Stage:
100
Ending Date:
251.9
Description
Shell elongate-subcylindrical, most volutions loosely coiled, spirotheca consisting of a single dense layer, proloculus large, secondary transverse and axial septula uniform in length, pendant-shaped, present throughout shell, as many as 4 secondary transverse septula between primary septula, and as many as 7 axial septula to each chamber, some axial fillings in all except last part of last volution (*587. *838. *1921, *1954A).
References
Volz, Wilhelm, 1904, Zur Geologie von Sumatra: Geol. \& Paläont., Abhandl., new ser., v. 6, no. 2, p. 87-196, text-fig. 26-45, pl. 1-12.