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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 89 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.
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