l'"l \MI I in.") 



I think that < '. Mnri-lrti. \\';it l.-lil. . ti-. '.t.s ,, will prove to b 



minor form oi'this Bpeciea,or perhaps \vith .-hell not fully developed; 



a faint double carina encircle- the base. It i- from the l;iM-named 



locality. 



dtfnjnri-<l X//< 



C. MINOK, Morch ( ( '. inuuiln, Dkr. MSS.). Chn. 



('. nroiDKA, M">rch. West Iii'li". 



('. ri.HTLOSA, Menkc. Weft //< 



( '. -IMII.IS, C. RARICOSTATA, C. CKASSI LA IJIJl '.M, C. BALTEATA, C. 



ALBIVARICOSA, all of A. Adams. /'///V/y/y////..-. 



C\ AI.TMIINATA and ( '. TK K A K I N ATA, Hllttol). New Zea!<'>i. 



Subgenus PIRENELLA, Gray, 1847. 

 P. LAY AUDI, A. Ad. PL 34, figs. 86, 87, 84. 



Glaucous to chocolate color, usually light banded at the suture, 

 whorls with three series of nodules caused by decussating sculpture, 

 on the body-whorl the spiral sculpture becomes more prominent, the 

 ril>s fading out. Length, 15 mill. 



Ceylon; Cape York, N. Australia. 



( '. Bombayana, Sowb. (fig. 84), appears to be a more than usually 

 smooth state of this species. 

 P. CONICA, Blainv. PL 34, figs. 88-92, 85. 



Glaucous, chestnut or chocolate color, white banded at the suture, 

 and sometimes on the periphery, with three rows of heads on the 

 upper whorls and four rows on the body whorl, formed by decussat- 

 ing sculpture, base with a few spiral ridges. Length, 1 in. 



Mediterranean Sea, /'"/ *>". 



The principal synonyms are C. mamillata, Phil. ( tip*. 8890), and 

 C. San/omit, Cantraine (fig. 92). Monterosato has enumerated color- 

 varieties, albida, fasciata, atra and fusca. C. Cm'// in ml I, Pot. et 

 Mich., from the Red Sea, does not appear to differ, except in the 

 nodules being somewhat more prominent ; the same may he said of 

 C. cinerascente, Pallas (fig. 85), Isle of Karak, Persian (iulf. 

 P. CLATHRATA, A. Ad. PL 27, fig. 18. 



White, turret ed, whorls {), veiitricose, spirally two-riM>cd. CTW 

 by numerous longitudinal plaits forming beads at the interstvtioiis, 

 last whorl angular beneath, with a double rib at the anirle. 



Length, 13 mill. 



In*. Bohol, 



