INSULARUM MADEUENSIUM 1.'3!) 



Primi iiiveneriiiil dariss. WoUastonus, Ilermitageus, poslea clariss. Lea- 

 cockus ct Ilcv.'' Walsoiius. 



Seciio Slaiirodon (Lowe) 



Testa profuntltí rimata, ovalis, apice acuminata; anfractus 5-0; apcrluia 

 semiuvalis, 4-5 plicata; peristoma expansiusculum, albo-labiatum. 



25. Piipa saxicola, Lowe 



Testa rimato-umbilicata, ovoideo-cylinilracea s. obesiusculo-oblonga, mi- 

 nuta, fiilvo-coniea v. fuscesceiis, solidiuscula, subopaca, iiitidiila, efasciata; 

 spira attenuata, apicc obtusa; suluia impressa; anfraclus 4 Va-S convexi, con- 

 fertim obiicjue striolati, uitimus basi altenuatus, iiec antice subcristatus; apei- 

 tura rdluudalo-dvalis, 5-dL'iilala, dcntibus 4 cruciatis, imineisis, palatalibus "1 

 et coluinellaii 1 acijualibus, veiiUali 1 majore; peiistoiiia uiidique coiiliiiuum, 

 aequale, subincrassatum, intus ad venlrem calloso-roievatum, extus ad marginis 

 angulum dente 1 luberculUbimi, distincte instruclum. — Animal pigrum, nou 

 timidum, corpore allio, peliucido, dorso nigro-coerulescente, fronte maculis dua- 

 bus coeruleis nolato, superioiibus tentaculis graciiibus, apice acutiuscuiis, inle- 

 rioribus minimis, castaneis, lanceolatis, pede aibido-coeruiescente, antice obtuso, 

 postice acuto, paliio albido-coeruleo, incluso, orifício respiratório minutissimo, 

 fere incoiispicuo. 



Loiig. 1 V-2, tliam. ^/4 1 mill. 



Pupa saxicola Low. Syn. Diagn.; et Cat. nioll. Mad. 

 » » Pleif. IMon. lielic. 



» » Alb. Mal. Mad. (fig. bona.) 



Habitat rara sub lapidibiis, ad lupium fissuras in promontório supra Praia 

 Formosa prope Funchal et in Fajã dos Asnos; ad Promontorii Cal/o Girão Ma- 

 derae insulae; fossiiis rarior ad Caniçal. 



Obs. A P.-alpestri Fèr., cui aíTmis, testa minore, fusco-cornea, apertura 

 (piinquedentata, tuberculiformi dente ad iabri augulum adjecto, peristomale haud 

 sinuato, nec inílexo, marginibus callo ad venUem relevato junctis discernitur. 



Obs. A P.-pygmaea Drap., cui certe próxima, minore testa, strioiata, 

 niinus nitida, aperturae dentibus exacte cruciatim posiíis, dente altero tuber- 

 culiformi, peristomate nec varicoso, marginali callo satis differt. 



Variet. adest. =' minor, minutíssima, apice obtusíssima, anfractibus tnmi- 

 dioribus, sutura pi'ofundius impressa, apertura subquadruplicata, plicis tribus 



18. 



