329 



medio angulatis postice excavatis vel declivibus, antice plicas 7 

 ad 8 tuberculosas gerentibus, filis inoequalibus numerosis ubique 

 cinctis quorum duobus anterioribus majoribus. Apertura dimid- 

 iam longitud. testae adaequans, angusta, ovato-rhomboidea ; labro 

 denticulato intus incrassato et sulcato ; fauce citrina vel livida ; 

 columella polita ; rostro subperforato. Axis 25 ; diam. 12 millim. 

 Inhabits China Seas, in sand, 25 fathoms. W. S. 

 Much like 0. buxeus, but shorter. 



Trophon incomptus. T. ovato-trigona, solida, rudis, cine- 

 rascens ; spira turrita, anfr. 6 angulatis postice tabulatis, ultimo 

 ventricoso, trigono, liris ingequalibus (tribus majoribus) cinctis, 

 longitudinaliter undulis inordinatis et laminis incrementi instruc- 

 tis. Apertura ovata postice rotundata ; labro simpHci papillis 

 paucis intus instructo ; canali brevi recurvo fere clauso ; fauce 

 castanea. Axis 30 millim. ; diam. 16 millim. Inhabits Hako- 

 dadi. W. S. 



Closely allied to T. crassus, which has the suture channelled 

 and the lip dentate ; young specimens have the laminae quite 

 prominent, with small spines at the angles. 



Trophon stjppo situs. T. pyriformis, turrita, tenuis, sordide 

 alba, laminis erectis remotis clathrata, interspatiis concavis laevi- 

 bus ; anfr. 6 convexis postice tabulatis ; ultimo bulboso antice in 

 rostrum tenuem recurvum protracto. Apertura ovata f longit. 

 testae adsequans ; columella porcellana. Axis 30 millim. ; diam. 

 15 millim. ; aperturae long. 20 millim. Inhabits ? 



Triton (Monoplex) fossatum. T. solida, subglobosa, flavida ; 

 spira brevis, anfr. sex fossa lata profunda sejunctis et costulis 

 duabus cinctis (costulis stria mediana impressisj et undulas longi- 

 tudinales noduliferas remotas gerentibus : apertura angusta, per- 

 obliqua postice rotundata ; labro varicoso, denticulato intus sulcato ; 

 labio erecto sulcato, sulco postico majori ; rostro brevi. Axis 

 35 ; diam. 30 ; apert. 20 millim. Habitat, Hong Kong. W. S. 



Like T. canaliferus this would be at once noticed for the deep 

 sutural channel ; but it is altogether of a short, ventrieose form, 

 with a very short canal. It approaches, in form and sculp- 

 ture, to T. doUarins, which lacks the canal and has a longer 

 beak. 



I 



