66 



convexi, ultimus V5 longitudinis subaequans; aperiura per- 

 obliqua, oblongo-ovalis, siiperne vix angulata; columella 

 substricta, vix recedens, callosa; perisU siinplex, obtusuin, 

 margine dextro superne valde cnrvato. 

 Long. 10 Vj, lat. öVs, alt. 4 mill. 

 Habitat Caripe Venezuelae. (Dr* Tams.) 



2. Succinea Gouldiana Pfr. 



T. subfusiformi-oblonga, tenuissima , conl'ertim subre- 

 gulariter striata, pellucida, paruin nitida, succineo-cornea ; 

 spira gracilis, conica, acuta; anfract. 3 parum convexi, 

 ultimus basi altenuatus, Va longiludiriis subaequans j aper- 

 tura obliqua, angulato-ovalis; columella substricte recedens- 

 perist. Simplex, acutum, margine dextro leviter curvato. 



Long. 14, lat. T'/j, alt. 5 mill. 

 Habitat in insula Tahiti. 



3. Succinea papillata Pfr, 



T. ovata, tenuis, striatula, vix nitida, pallide Culva; 

 spira brevissima, papilliformis; anfract. 2 convexi (cum 

 vesligio tertii), ultimus inflatus; apertura axi ßubparallela; 

 ampla, regulariter ovalis, */* longitudinis aequans; colu- 

 mella substricte recedens, vix callosa; perist. simplex, 

 margine dextro superne curvato. 



Long. 15, lat. 11, alt. 6 mill. 

 Habitat in insula Tahiti. 



4. Helix Juno Pfr. 



T. oblecte perforata, subdepressa, soUda, rugoso-stri- 

 ata, saturate castanea ; spira brevis, fornicata ; anfract. 4Va 

 parum convexi , sensiin accrescentes, ultimus carinalus, 

 antice rotundatus, valde deflexus, basi planiusculus; aper- 

 tura perobliqua, irregularis, subtrapezio-lunaris, intus coe- 

 rulescens; perist. carneum, incrassatum, reflexum, margi- 



