XXXI. — CœcumM ERUCATUM

Testa elongata, arcuata, subconica, fulva, nitida, aper. turam versus paulo tumescente et albescente ; annulis validis prominentibus, subacutis, superne rotundatis cincta ; interstitiis latis, concavis valde arcuatis ; apertura

Be RS

contracta, paululo declivi ; septo mucronato, interdum primum fere mamillato, mucrone parvo subacuto, vel acuto, margine laterali brevi, unduloso, interdum paulo concavo ; operculo ?..….

Long. 0.,0023. Diam. Om,0003 — Om,0006.