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Chavsakia
Classification
Phylum:
Cnidaria
Class:
Anthozoa
Subclass:
Rugosa
Order:
Stauriida
Suborder:
Ketophyllina
Family:
Ketophyllidae
Formal Genus Name and Reference:
Chavsakia LAVRUSEVICH, 1959, p. 35
Type Species:
C. chavsakiensis, OD, † 3427 / 67, Lavrusevich Coll., IG, Dushanbe
Images
(Click to enlarge in a new window)
Fig. 136,2a-c. *C. chavsakiensis, Pholidophyllum beds, Zeravshan-Gissar Ra., Khavsak Gully, a,b, transv., long. secs., X1, c, fragment showing epithecal scales and radial ridging of dissepiments, X1 (Lavrusevich, 1959).
Synonyms
Nataliella
Geographic Distribution
Asia(Tadzhik.)
Age Range
Beginning Stage in Treatise Usage:
L.Dev.(Gedinn.)
Beginning International Stage:
Lochkovian
Fraction Up In Beginning Stage:
0
Beginning Date:
419
Ending Stage in Treatise Usage:
L.Dev.(Gedinn.)
Ending International Stage:
Lochkovian
Fraction Up In Ending Stage:
100
Ending Date:
412.4
Description
Solitary, cylindrical or subcylindrical, with epithecal scales, septa represented by radial ridges on dissepiments, dissepiments in single series of very large plates, subhorizontal except inner parts declining steeply to form boundary with tabularium, tabulae subhorizontal or shallowly concave. [Possibly cystiphyllinan.]
References
Lavrusevich, A. I., 1959, Nozyy rod Chausakia i~ ludlovskikh otlozheniy Zeravshano-Gissarskoy gornoy oblasti: Akad. Nauk Tadzh. SSR, Otd. Estestv. Nauk, Izv., v. 1 REFERENCES, , 1959, p. 35-41, text-fig. 1, 2, pl. 1-3. [New genus Chavsakia from the Ludlovian of the Zeravshan-Gissar mountain region.] 1964, Tri novykh roda korallou (Rugosa) iz llandoveriyskikh otlozheniy Zeravshano-Gissarskoy gornoy oblasti: Paleontol. Tadzh., 1964, p. 21-27, pl. 5-8. [Three new genera of corals (Rugosa) from the Llandovery deposits of the Zeravshan-Gissar mountain region.] 1965, Predstavitel maloizvestnogo roda Ceriaster (Rugosa) iz tsentralnogo Tadzhikistana: in B. S.
Museum or Author Information
Classification
Phylum:
Cnidaria
Class:
Anthozoa
Subclass:
Rugosa
Order:
Stauriida
Suborder:
Ketophyllina
Family:
Ketophyllidae
Formal Genus Name and Reference:
Chavsakia LAVRUSEVICH, 1959, p. 35
Type Species:
C. chavsakiensis, OD, † 3427 / 67, Lavrusevich Coll., IG, Dushanbe
Images
(Click to enlarge in a new window)
Fig. 136,2a-c. *C. chavsakiensis, Pholidophyllum beds, Zeravshan-Gissar Ra., Khavsak Gully, a,b, transv., long. secs., X1, c, fragment showing epithecal scales and radial ridging of dissepiments, X1 (Lavrusevich, 1959).
Synonyms
Nataliella
Geographic Distribution
Asia(Tadzhik.)
Age Range
Beginning Stage in Treatise Usage:
L.Dev.(Gedinn.)
Beginning International Stage:
Lochkovian
Fraction Up In Beginning Stage:
0
Beginning Date:
419
Ending Stage in Treatise Usage:
L.Dev.(Gedinn.)
Ending International Stage:
Lochkovian
Fraction Up In Ending Stage:
100
Ending Date:
412.4
Description
Solitary, cylindrical or subcylindrical, with epithecal scales, septa represented by radial ridges on dissepiments, dissepiments in single series of very large plates, subhorizontal except inner parts declining steeply to form boundary with tabularium, tabulae subhorizontal or shallowly concave. [Possibly cystiphyllinan.]
References
Lavrusevich, A. I., 1959, Nozyy rod Chausakia i~ ludlovskikh otlozheniy Zeravshano-Gissarskoy gornoy oblasti: Akad. Nauk Tadzh. SSR, Otd. Estestv. Nauk, Izv., v. 1 REFERENCES, , 1959, p. 35-41, text-fig. 1, 2, pl. 1-3. [New genus Chavsakia from the Ludlovian of the Zeravshan-Gissar mountain region.] 1964, Tri novykh roda korallou (Rugosa) iz llandoveriyskikh otlozheniy Zeravshano-Gissarskoy gornoy oblasti: Paleontol. Tadzh., 1964, p. 21-27, pl. 5-8. [Three new genera of corals (Rugosa) from the Llandovery deposits of the Zeravshan-Gissar mountain region.] 1965, Predstavitel maloizvestnogo roda Ceriaster (Rugosa) iz tsentralnogo Tadzhikistana: in B. S.