: PHRONTIS. 



X. CKASSA. Koch. PI. 1:5, figs. 188-190. 



Yellowish or greyish, with usually a superior wliito band. 

 Very thick, ribs rather small, broken into granules. 



Length, it-'li) inch. 



China, Viti Isles. 



P'ig. 188 is a copy of the type, said to eoine from China, but 

 that locality is doubtful: the more usual form of the spook's is 

 that of fig. 189. A. smni.nnlr<it(i.. Hombr. et Jaeq. (tig. 190). is a 

 synonym. The species is remarkable for the ponderous thick- 

 ness of well-grown individuals: 



X. MKJA, Brug. pi. 1:5, |jo-s. 191-1!);]. 



Obliquely costate, costjv sigmoid. with close revolving stria- 

 which are frequently obsolete on the body whorl except its 

 lower part. Yellowish or orange-red, banded; or sometimes 

 parti-colored on the body whorl, the lower portion being darker. 



Length, -o-'T inch. 



Went Africa. 



Fig. 192 represents an elongated variety, and tig. 1 9;> is A'. 

 obliqueplicata, Dunker. 



X. AMHKii A. Mont. PI. !.">, tigs. 194-197, 213. 



Narrowly sliouldered. ribs pretty close, crossed as wrii as the 

 interstices ly tine revolving lines. White or yellowish, generally 

 lianded. sj)ottcd or maculated with brown. Length. '4 -'.">."> inch. 

 West Indies, West Coast of Africa. - Hunker. 



First described by Montagu as a l>ritish spocios. and occa- 

 sionally found on the western shores of Europe, but its 

 occurrence is adventitious. Its more scalariform spire, finer 

 sculpture, color, absence of the strong nodules, and narrow, 

 defined colmnolla callus will servo to distinguish it from A'. 

 fifn-.r. Say. The synonyms are X. Aitlilla nun (tig. 194). A*. 

 Camlfi, (fig. 195) and A'. //o/r.W/v/ (fig. 19C). all of d'Orb.. and 

 all immature <hclls, of .litl'oront age's; and A'. <ir<t<i. Say (fig. 

 197 I, probably. A'. COnsenw, Kavonal. is very jujorly described 

 from a single specimen found in a fish at Charleston. S. ('. It 

 is probably this spook"*. 



X. viKKX. Say. PI. 111. ligs. 19S-207. 



Spire turrited. angulated by a nodulous series on each whorl, 

 body with rather broad, sloping shoulder, the border of which 



