Stromboidea

• Aporrhaidae
  • Perissoptera
    • Perissoptera fragilis Dzhalilov & Arustamov, 1972

Locus typicus: Gissar ridge, Aktash, Tajikistan

Stratum typicum: Cenomanian, beds with Placenticeras lenticulare Luppov and Korobkovitrigonia darwaseana (Rom.)

Types: Holotype No. 15165/1; IGD.

Perissoptera fragilis Djalilov & Arustamov, 1972, pl. 1, figs. 13-18

References

• Dzhalilov M.R., Arustamov A.L. (1972) Cenomanian gastropods of the Tadzhik depression // Lithology and stratigraphy of oil-and-gas bearing units of Tadzhik depreassion. Dushanbe: Donish. P. 135-143. [in Russian]. СЕНОМАНСКИЕ БРЮХОНОГИЕ ТАДЖИКСКОЙ ДЕПРЕССИИ in LITOLOGIYA I STRATIGRAFIYA NEFTEGAZONOSNYKH TOLSHCH TADZHIKSKOY DEPRESSII [Lithology and Stratigraphy of Oil and Gas-bearing Structures of the Tajik basin] ACADEMY OF SCIENCES OF THE TAJIK SSR, INSTITUTE OF GEOLOGY, PUBLISHING HOUSE DONISH DUSHANBE, pp. 135-143.