144 



obsolete denticles within ; last volution transversely striated 

 in front. 



Alboran Island, W. J. Broderip, Esq., in the British 

 Museum. 



99. Col. Kraussii nob. (pi. xl. f. 180, 181.) 



Col. testa ovato-oblonga, lsevi, albicante, lineis castaneis 

 undulatis signata ; anfractibus 5 — 6, subventricosis, longitu- 

 dinaliter costellatis, costellis distantibus, interstitiis lsevibus ; 

 apertura lata ; canali brevissimo. 



Shell oblong ovate, smooth, whitish, marked with undula- 

 ted chestnut coloured lines ; volutions 5 — 6 rather ventri- 

 cose, with small longitudinal ribs, which are distant, and the 

 interstices smooth ; aperture broad ; canal very short. 



Found at Natal by Dr. Krauss : in the British Museum. 



100. Col. monilifera. nobis, (pi. xl. f. 177«) 



CoLtesta turrita, albp, maculis irregularibus brunneis picta, 

 spira acuminata, anfractibus 7, longitudinaliter costatis et 

 transversim sulcatis, series tres posticas et seriem unicam cos- 

 tellarum granuliferarum anticam instructis ; apertura brevi, 

 latiuscula. 



Shell turreted, white, irregularly speckled with brown ; spire 

 acuminated, volutions 7, longitudinally ribbed, and trans- 

 versely sulcated, with three posterior and one anterior rows 

 of granulose ribs, aperture short, rather broad. 



From the West Indies, the late G. Humphrey. 



101. Col. pusilla, nob. (pi. xl. f. 182, 183.) 



Col. testa ovata, laevi, albicante, lineis pallide brunneis 

 picta; spira sub-acuminata ; anfractibus 5 — 6, sub-ventri- 

 cosis ; apertura latiuscula ; labio externo crassiusculo, intus 

 obsolete denticulato ; labio interno intus tuberculo obtuso 

 instructo ; canali brevi. 



Shell ovate, smooth, whitish, with pale brown lines ; spire 

 slightly acuminated ; volutions 5 — 6, somewhat ventricose ; 

 aperture rather broad ; outer lip thickish, obsoletely denticu- 

 lated within ; inner lip with an obtuse tubercle within ; canal 

 short. St. Vincent's, the late Rev. L. Guilding. 



102. Col. atomella, Duel. (pi. xl, f. 184, 185.) 



Col. testa oblonga, albicante, nonnunquam pallide castaneo 

 unifasciata, spira acuminata, anfractibus 6, longitudinaliter 



