160 BULL A; CALLIONYMUS. 



end ; crown umbilicate. 2 or 3 inches long. 

 In sea. 



fontinalis, (river bubble-shell^) ovate, pellucid, 

 with an obsolete spire ; whorls turning from 

 right to left ; aperture ovate-oblong. One 

 fourth of an inch long. 

 See MS. P. 



22. BUPHAGA. Spec. 1. 

 africand) (beef-eater,) brown above ; beneath and 

 the rump yellowish ; 8 or 9 inches long. 

 See MS. P. 



8 5. BUPRESTIS. Spec. 125. 



rustica, (gold-bug,) shells emarginate, striate ; 

 body bright greenish-gold colour. 



See MS. P. 



14 2. BURSARIA. Spec. 3. 



truncatella, ventricose, truncate at the top. In 

 marsh water. 

 See MS. P. 



8 5. BYRRHUS. Spec. 13. 



pitula, brown ; shells with black interrupted striae, 

 See MS* P- 



C. 



3 -3. CJSCILA. Spec. 2. 



tentaculata, wrinkles of the body 135 ; none on 

 the tail. 12 inches long ; one-third of an inch 

 diameter. 



See MS. P. 



4 2. CALLIONYMUS. Spec. 7.. 

 tyra, (dragonet,) first ray of the first dorsal-fin a& 

 long as the body ; 12 inches long. 



See MS. P: 



