Quarterly Journal of Coiicliology. 363 



The animal has a tawny-yellow creeping disk, veined 

 with darker; the siphon is yellow tipped with rose-red, 

 and ornamented with a subterminal black zone and numer- 

 ous abbreviated brown lines and opaque white dots. The 

 muzzle is yellowish and transversely lineated with light 

 brown ; upper surface of the foot tawny-yellow with darker 

 mottlings, veined and slightly clouded with black along the 

 margins. 



57. Coxus PUSiLLUS, Chcm. A common Sandwich Island species 



found on reefs and rocky coasts. A few examples occurred 

 to our notice in the Viti Group. 



Animal pinky-flesh color dotted and pencilled with 

 opaque white, and the ends of the foot and siphon tipped 

 with rose- red. 



58. CoNUS PLANORBis, Born. A common species at the Society 



Islands, found on reefs, but much less abundant at the 

 other groups. 



The animal is rich buff-yellow, with darker veins on 

 the foot, and slightly mottled with reddish-brown ; siphon 

 with a terminal zone of the latter color. 



59. Coxus PARVUS, Pse. A rare species living under stones on 



reefs. 



60. Coxus PRAETEXTus, Roe. A few examples found on reefs 



and weedy gravelly flats. 



61. Coxus QUERCiNUS, Brug. Not uncommon on sandy bottom 



in the upper region of the larainnrian zone. V\'e found 

 them more plentiful at the Society Islands than at the 

 other groups. 



The animal is of a tawny hue, closely freckled with 

 black and white, the dots most crowded on the posterior 

 part of the foot ; sijjhon and mantle diluted white, the 



