380 APPENDIX. 



A very inconspicuous ordinary-looking little shell, its 

 upper surface recaUing the aspect of H. alliaria hut with 

 more convexity and no lustrej and its hase that of H. crys- 

 tallina. It was found, apparently gregarious, under dead 

 leaves in an islet in Trinity Bay. 



Balea atjstkalis. Tab. ii. fig. 9. a, b. 



Testa dextrorsa, rimata, suhcyhndracea, turrita, decoUata, 

 dense capiUaceo-costulata, corneo-lutea, maculis ohscuris 

 flavidis ; sutura impressa ; anfractus 1 1, couvexiusculi ; 

 apertura pyriformis, columella triplicata, plica inferior 

 maxima, conspicua, elevata, acuta, spiralis ; peristoma con- 

 tinuum, solutum. Long. 18 — Diam. 4— Apert 4 mill . 

 (Mus. Brit. & Geol.) 



This very remarkable shell, the first of its genus dis- 

 covered iu Australia, differs from all its congeners. It has 

 exactly the aspect of a Clausilia, hut the mouth is not 

 furnished mth a clausium. It was found under stones at 

 Port Molle. 



PuPiNA GRANDis. Tab. ii. fig. 10. a, b, c, d. 



Testa ovato-subcylindrica, supeme laevigata, infeme 

 rugulosa, sordide-rufa ; spira obtusa; anfractus 6, secundus 

 tumidus, obhquus, ultimus super aperturam planatus; 

 apertura rotundata ; peristoma Isete aurantiacum, rimatum, 

 crassum, dorsaliter canaliculatum, infra columeUari, pro- 

 funde sinuatum et in canali contorto excavatum; canalis 

 alter minutus ad partem superiorem et extemam aperturse ; 

 callus columellaris expansus, appressus. Long. 30, Diam. 

 15, Apert. 7 mill. (Mus. Brit. & Geol.) 



This, the giant of its genus, is perhaps the most remark- 

 able land sheU discovered during the voyage. It differs 

 from aU other PupincB in having an unpolished surface. 

 It was found in the South-East Island of the Louisiade 



