1 1 4 MOLLUSCA TERRESTRIA ET FLUVIATILIA 



nicatam sequòr, qui A.-producfam Lowe tamquam A.-tornatellinae Lowe formam 

 peculiarem, nec specificam habent. 



Species inter affiiies certe tlistincla. 



Primi invenerunt clariss. Rev/ Loweus et WoUastonus. 



Scctio Aciciila (Risso) 



Testa cylindrico-sublinearis s. angustato-elongata, tenuissima, fragiUima; 

 anfractus 6-7 planulati ; columella subarcuata, olisolete triincata; apertura au- 

 gusta, lanceolata, interdum uniplicata; peristoma simplex, acutum, raro suljar- 

 cuatum. 



8. Achatina acicula, Miiller 



Testa subulata, fusiformi-cylindracea, aciculari-turrita, gracilis, hyalina, ni- 

 tens, albida; spira laxa, acicularis, ápice attenuala; sutura obliquissima, anguste 

 margmata; anfractus 6-7 plani, ultimus '^/s longitudiriis aequans, spira brevior; 

 columella laxe arcuata, basi anguste abrupteque truncata; apertura ovato-angu- 

 stata s. lanceolata, supra acuminata, spira manifeste brevior; peristoma simplex, 

 lectum, ténue, acutum. — Animal valde timidum, corpore onínino allio, scmipel- 

 liicido, lineatim mamillato s. granulato, superioribus tentaculis cylindricis, ocu- 

 lis destitutis, inferioribus bulbiformibus, fere inconspicuis, pede compresso, po- 

 stice acuto, ad testae anfractum penultimum desinente, pallio denso, longitudinali 

 linea médio, exserta notato. 



Long. 4 '/2, diam. 1 7-2, apert. 2 mill. longa, V^ l^^ta. 



Buccinum acicula, Miill. Verm. Hist. 



Ilelix » Low. Prim. 



Achatina » Pfeif. Mon. lielic. 



» » Reev. Conch. (Iig. indistincta) 



» » Low. Cat. moll. Mad. 



Glandiria » Alb. Mal. Mad. (fig. bona) 



Habitat frequens, praesertim liyeme, ad rupes murosque adliaerens v. ad 

 fruticum arborumque radices profunde latens, in lota fere Europa, v. g. in Lu- 

 sitânia circa Porto, in Algéria, Grécia; etiam ad marítimas rupes insulae Made- 

 rae, prope Ponta do Pargo, S. Gonçalo, Praia Formosa, Ribeira de J. Gomes; 

 in insulis Desertis Majore et Australi rarior. 



Vai-iet. adsunt; a (jracilis, testa angustissima, fragillima, minutíssima, fie- 

 qnons prope Praia Formosa ad terram hiimentem rocondila: ,3 miijnr, testa du- 

 plo ampliore, inferne ventricosa, ad CaniniJ in lumiidis non laia. 



