GUPPY GULF OF PARIA. 
127 
30. Chiton (^Vcantliocliiton) spiculosus 
Beeve. 
Order Cerithiacea. 
Turritella Lamarck. 
31 . T. imbricata Linn. Woodward, Man. Moll. pi. ix, f. 1 
Hanley, Ips. Linn. Conch. p.344, pi. iii,f. 2 (palevar.) 
Cerithiopsis Forbes. 
32. c. punctatum Linn, (not Brug. nor Lam.) 
C. emersoni Adams. 
C. subulatum Montf. 
33. C. nigricinctnxn Adams 
33a. Cerithiopsis tubercularis Mont. 
Bittium greeni Stimps. 
Bittium Leach. 
34. 5 5. nigricans Stimpson. 
Ceritiiium Brugni&res. 
35. C. gibberulum Adams. 
C. columellare Orb., Moll. Cuba, vol. n, P- l 00 , 
pl. xxiii, f. 13-15. 
Bittium varium Pfeiffer. 
36. 
37. 
38 . 
C. eaudatum Sow. 
C. minimum GmeL 
C. zonale Brug. C. ferrugmeum Say. 
C. striatum Say=C. septemstriatum Say. 
C eriense Val. Kien. Coq. Viv. Cerithium, pl. xxiv, f . 1 
C. nigrescens Menke C. megasoma Adams. 
C. variabile Adams. 
Rissoina Orbigny. 
brvel ia Mont. Krebs, Proc. Sclent. Assoc. 
Trin. 1873, p. 55. 
R. catesbyana Orb. Moll. Cuba, pL *■ ^ 
R. minor Ad. ,» 
E. elegantissima Orb. Mo., . Cuba, «. .U* 
B. multicostata Ad. 
