430 MESSRS. H. AND A. ADAMS ON NEW SHELLS, [NoV. 10, 



fractibus postice angulatis, varicibus laciniatis distantibus postice 

 ad angulos in seriem spinarum squamiformiumproductis, interstitiis 

 lavibus, anfractu ultimo ventricoso, in rostrum elongatum rectum 

 desinente, rostra ad extremitatem recurvo ; apertura ovata, quam 

 spira longiore ; labia IcBvi, simplici, canali aperto. 



Long. 45 m., lat, 17 m. 



Hab. New Zealand {Coll. Cuming.). 



An elegant species, with coronate whorls and a very long straight 

 beak. 



7. PsEUDOLivA (Macron) commoda, H. & A. Ad. 



P. testa ovato-fusiformi, epidermide fusca velutina incrassata ob- 

 tecta ; spira aperturam cequante ; anfractibus 5, convexiusculis, 

 transversim obsolete liratis, ultimo elongato antice sulco profunda 

 spirali in dent em brevem desinente instructo, sulcis tribus spiralibus 

 ad basin ornato, regione umbilicali impresso, lira valida spirali 

 circumcincto ; apertura ovata, intus fusca ; labia alba, crasso, 

 convexo, superne callo instructo, inferne subtortuosa ; labro intus 

 lirata, margine acuta, intus alba. 



jjab. ? {Coll. Tyler.). 



This curious shell belongs to the same group to which P. kellettii, 

 A. Ad., belongs, and to which the name Macron has been given by 

 the authors. 



8. Cantharus porcatus, H. & A. Ad. 



C. testa ovata fusiformi, epidermide fusco-olivacea abtecta ; anfrac- 

 tibus sex, convexis, transversim valde porcatis, porcis elatis con- 

 vexis distantibus, interstitiis lo?igitudinaliter striatis ; apertura 

 ovata, intus alba ; labia arcuato, superne callo parvo instructo, an- 

 tice subtruncato, canali elongata subreflexo ad sinistram inclinato. 



Long, f in. 



I£ab. New Hebrides {Coll. Tyler.). 



A very peculiar and well-marked species, covered with a thick 

 dark olivaceous epidermis, and belonging to the group of Cantharus 

 proper. 



9. ViTULARIA CANDIDA, H. & A. Ad. 



V. testa ovata, salida, Candida, spira elata ; anfractibus convexis, 

 postice subangulatis, varicibus tenuibus ad angulos productis {in 

 anfractu ultimo scepe ohsoletis) instructis, interstitiis transversim 

 liratis ; apertura ovata, postice vix canaliculata, antice in canalem 

 recurvatum vix clausum desinente ; labia crasso, callosa ; labro 

 intus sulcata, margine denticulato . 



Long. 35 m., lat. 18 m. 



Hab. New Zealand {Coll. Cuming.). 



A fine pure-white species, very variable in its characters, the va- 

 rices being often obsolete. 



10. Camptjlotus cumingii, H. & A. Ad. 



C. testa turbinata, anfractu ultimo in tubum elongatum porrecto. 



