OCR Text |
Show 1873.] NEW SPECIES OF ACHATINELLINcE. 85 Long. 14| mill., diam. 7\. Station. On the ground. Habitat. Kula, on East Maui. Affinities. It is allied to Am. affinis, N w c , but is readily distinguished by its convex spire. Remarks. It is always dextral. The specimen figured is from Kula. AMASTRA CONIFERA, Sin. (Plate X. fig. 11.) Testa ovato-conica, dextrorsa, incrementi lineis leviter striata, dilutissime rubicundula, epidermide fusco-olivaceo partim induta anfract. 6\, convexiusculi, primi 2\-Z rubidi fortiter radiatim sulcati, ad bases lira spirali cincti; sutura simplex; apertura albida; perist. tenue, nigrescens, vix incrassatum; plica columellaris tenuis. Long. 17 mill., diam. 9. Station. On the ground under dead leaves. Habitat. Kula, Eaot Maui. Affinities. It is allied to Am. rustica, Gk. Remarks. It is always dextral. AMASTRA MALLEATA, Sm. (Plate X. fig. 18.) Testa acuto-ovata, dextrorsa, incrementi lineis striata, concinne malleata, sordide albida, epidermide fusco-olivaceo varie picta; anfract. 6, convexiusculi, primi 3 fortiter radiatim sulcati; sutura simplex; apertura alba; perist. tenue, intus levissime incrassatum ; plica columellaris tenuis. Long. 14 mill., diam. 8. Station. On the ground. Habitat. Kula, on East Maui. Affinities. It is allied to Am. rustica, Gulick. Remarks. It is always dextral. AMASTRA NUCULA, Sm. (Plate X. fig. 19.) Testa globoso-conica, dextrorsa, incrementi lineis striata, partim leviter malleata, sordide albida, epidermide fusco-olivacea partim induta; anfract. 5-§, primi 4\ planiusculi, ult, globosus; sutura subcrenulata ; apertura albida ; perist. incrassatum; plica columellaris tenuis. Long. 12 mill., diam. 8. Habitat. Probably on the island of Lanai. In this species the apex is not strongly radiately sulcated, as in A. malleata. AMASTRA NIGROLABRIS, Sm. (Plate X. fig. 9.) B.M. Testa dextrorsa, globoso-conica, perforata (interdum perforatio obtecta), parum nitida, longitudinaliter rugose (haud spiraliter) striata, saturate nigro-fusca, suturam infra zona lata dilute sordido-carnea cincta; anfract. 6£, primi 3| subplani nigres-centes, cceteri convexi; sutura haud marginata ; apertura alba,- |