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Show 22 ) No. of PLIOCENE PERIOD. Species Specleo found SpeCICI round I roooil in mora tbnn llnbltaliono or ci. .. E GENERA. both living llnd ~ ono tertiary living Speclco, u ~ .c Vnriouo tiJ ~ fossil (torliory) . formation. i- ~ ~D ~ J ·;:; Loen!illco. Cii tl Paludina, cont . .. .. impum. Europe. ... .:c Ampullaria. 2-114 Willemetii Pileolus .. 2 Navicella, 2 Neritiua • 60 17 fluviatilis • --·· ---· Ncrita. • 1816 . N atica . , . 56 41 millepunctnta Guillemini canrena . . V alcnciennesii Dilwynii •• glaucina • monilifera mamilla •. • • II: •• zebra ••• . . .. .. ---.. . . .. .. . . .. .. . . . . . Sigaretus. • 11 4 --·· depressus. Europe. ... * .. . . conoidea globulus new species . Caronis tricarinata mammaria . new species . , , , , • European Ocean * * * 1\Iorea, Perpi1111n Mediterr .• , , * European Ocean * >l< .:c Mot·oa, Perplgn011 { Mediterr . English Channel * * ibid. and Senegal * # •• lml.&Europ. Oc. * # # Morca,Porplgu11 English Channel .... * new species . sigaretina. • new species . . . . . { epiglottina. . mutabilis .. glaucinoides. intermedia . new species . canaliculatus loovigatus • . . . . { Indian Ocean . . .•... Indian Ocean, Senegal ...... Seas of the M olucca Islands Stomatella 6 1 { 1~r~~~~r~~:ci~~n Stomatia. • 2 Haliotis . 29 Tornatella 711 Pyramidella. . 11 8 tubercula.ta . fasciata { Eu:opean and * .... Afncan Ocean . European Ocean .. * # inflata • • semisulcata . terebellata. acicula •• * * .. :} |