BULLETIN; MUSEUM OF COMPARATIVE ZOOLOGY. 
CADULUS Prururri. 
GADILA Gray. 
Gadila Gray, P. Z. S. 1847, p. 159; type Dentalium gadus Montagu. 
Helonyx Stimpson, Am. Journ. Conch., 1865, 1, p. 63, Dentalium clavatum Gould. 
Cadulus (Gadila) striatus Darr. 
Plate 5, figure 3. 
Cadulus striatus Dall (U. S. Nat. Mus. label), Pilsbry, in Man. Conch., 1897, 17, 
p. 179, pl. 35, figs. 9-13. 
U. S. S. “ Albatross,” station 3354, Gulf of Panama, in 322 fathoms, mud, 
bottom temperature 469 F. ` U. S. N. Mus. 122,992. Also at station 3418, off 
the Mexican coast near Acapulco, in 660 fathoms, sand, bottom temperature 
899 F. 
Not unlike C. albicomatus Dall, but more slender, and with more delicate 
longitudinal striation. 
Cadulus (Gadila) albicomatus Darr. 
Plate 19, figure 3. 
Cadulus albicomatus Dall, Proc. U. S. Nat. Mus., 1889, 12, no. 778, p. 295, pl. 9, 
fig. 8; Pilsbry, Man. Conch., 1897, 17, p. 178, pl. 35, fig. 15. 
U. S. S. “Albatross,” station 3360, Gulf of Panama, in 1672 fathoms, sand, 
bottom temperature 42° F, U. S. N. Mus. 122,993. Also off Manta, Ecuador, 
in West Longitude 81° just south of the Equator, at station 2792, in 401 
fathoms, mud, bottom temperature 499.9. 
One of the largest and finest species of the genus. 
Cadulus (Gadila) californicus PILSBRY AND SHARP. 
Cadulus californicus Pilsbry and Sharp, Man. Conch., 1898, 17, p. 180, pl. 34, 
figs. 5, 6, 7, 8. 
U.S. S. “Albatross,” station 3399, Gulf of Panama, in 1270 fathoms, hard 
bottom, temperature 369.4 F. U.S. N. Mus. 199,994. Also from the latitude 
of Tillamook Bay, Oregon, to San Diego, California, in from 218 to 999 fathoms, 
temperatures ranging from 37.93 to 439.9. 
A large, stout species which varies somewhat in its degree of inflation. When 
complete, the anal aperture has two strong lateral sulci and a slight curved exca- . 
vation in the medial line of the concave side between them. 
