Species / Perissoptera Mentchicurika
Stromboidea
Original Description of Perissoptera mentchicurika by Blank, 1974, p. 140:
- "Apikal'nyy ugol okolo 45°, plevral'nyy ugol okolo 30°; srednyaya shirina poslednego oborota 16 mm, otnosheniye sredney shiriny poslednego oborota k yego vysote 0,7. Veretenoobraznaya rakovina sostoit iz 8—9 sil'novypuklykh oborotov, razdelennykh melkim shvom. Posledniy oborot sostavlyayet okolo poloviny vysoty vsey rakoviny. Ust'ye uzkoye, okruglenno-chetyrekhugol'noye. Pariyetal'nyy i sifonal'nyy kanaly nebol'shiye. Krylo pochti ravno shirine poslednego oborota, imeyet vnizu oval'nyy vyrez; vverkhu yego okruglyy sinus obrazuyet 2 nebol'shikh slabokilevatykh lopasti. Vnutrennyaya guba s nebol'shim otvorotom. Vneshnyaya poverkhnost' oborotov neset mnogochislennyye melkiye poperechnyye rebra i nebol'shoy prishovnyy kant.
- Verkhniy kampan (zona Belemnitella langei), nizhniy Maastrikht (podzona Belemnella licharewi) Severnogo Donbassa; Maastrikht Kryma." [Upper Campanian (Belemnitella langei Zone), Lower Maastrichtian (Subzone Belemnella licharewi) Northern Donbass; Maastricht of Crimea.]
Perissoptera mentchicurika Blank, 1974, pl. 47, figs. 10, 12 a, b
References:
- Abdel-Gawad G.I. (1986). Maastrichtian non-cephalopod mollusks of the Middle Vistula Valley, Central Poland. Acta Geologica Polonica, Vol. 36, No. 1-3
- Blank, M.A. 1974. Class Gastropoda. In: M.A. Blank, G.A. Krymgolts(chief editor), D.P. Naidin & O.V. Savchinskaya; Atlas of the Upper Cretaceous fauna of Donbass. [In Russian]. Minist. Vischevo i Srednevo Spetsialn. Obrazov, Ukr. S.S.R., Komm. Gornometall. Inst., pp. 118-157. Nedra; Moskva.
