360 BULLETIN: MUSEUM OF COMPARATIVE ZOOLOGY. 
CADULUS Purr. 
GADILA Gray. 
Gadila Gray, P. Z. S. 1847, p. 159; type Dentalium gadus Montagu. 
Helonyx Stimpson, Am. Journ. Conch., 1865, 1, p. 68, Dentalium clavatum Gould. 
Cadulus (Gadila) striatus Datu. 
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. 8. S. “ Albatross,” station 3354, Gulf of Panama, in 322 fathoms, mud, 
bottom temperature 46° F. U.S. N. Mus. 122,992. Also at station 3418, off 
the Mexican coast near Acapulco, in 660 fathoms, sand, bottom temperature 
39° Fy 
Not unlike C. albicomatus Dall, but more slender, and with more delicate z 
longitudinal striation. 
Cadulus (Gadila) albicomatus Daut. 
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. 8. “ 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 42°.9. 
One of the largest and finest species of the genus. 
Cadulus (Gadila) californicus Pitspry anp SHarp. 
Cadulus californicus Pilsbry and Sharp, Man. Conch., 1898, 17, p. 180, pl. 34, 
figs. 5, 6, 7, 8. 
U.S. 8. “Albatross,” station 3392, Gulf of Panama, in 1270 fathoms, hard 
bottom, temperature 36°.4 F. U.S. N. Mus. 122,994. Also from the latitude 
of Tillamook Bay, Oregon, to San Diego, California, in from 218 to 222 fathoms, 
temperatures ranging from 37.°3 to 43°.2. 
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. 
