294 Explanation of Plates. 
PLATE XXXII. 
Figure 1,—Leptoteuthis diaphana V., p. 141. Dorsal view; natural size. 
Figure 2.—Hledonella pygmea V., p. 145. Side view of the hectocotylized arm; 
enlarged about five diameters. 
Figure 3.—Hulimella lucida, V., p. 192; x8 diameters. | 
Figure 3a.—The same. View of the upper whorls; x 22 diameters. 
Figure 4.—Kulimella chariessa V., p. 193; x8 diameters. 
Figure 4a, b.—The same. Different views of the upper whorls; x 22 diameters. 
Figure 5.—Hulimella nitida V., p. 194; x8 diameters. 
_ Figure 6.—Eulimelia lissa V., p. 195; x8 diameters. 
Figure 7.— Cithna cingulata V., p. 184; x8 diameters. 
Figure 8.— Cingula apicina V., p. 183; x 4 diameters. 
Figure 9.—Cingula brychia V., p. 179; x8 diameters. 
Figure 10.— Cingula leptalea V., p. 182; x8 diameters. 
Figure 11.— Cingula syngenes V., p. 180; x 8 diameters. 
Figure 12.—Turbonilla costulata V. One of the original type-specimens from Vine- 
yard Sound, shallow water; x 8 diameters. 
Figure 13.—Turbonilla areolata V. One of the original type-specimens from Vine- 
yard Sound; x 8 diameters. 
Figure 14.— Cyclostrema cingulatum V., p. 198. Basal view of the type specimen ; 
x 8 diameters. 
Figure 15.—Cyclostrema affine V., p. 199; x 8 diameters. 
Figure 16.— Cyclostrema diaphanum V., p. 199. Basal view; x 8 diameters. 
Figure 17.— Cyclostrema Dalli V., p. 255. Basal view of a peculiarly sculptured spe- 
cimen (var. ornatum) from station 2115; x 8 diameters. 
Figure 18.—Scaphander nobilis V., p. 209. Front view of a medium sized specimen ; 
natural size. 
Figure 18a.—The same. View of a portion of the surface to show the character of 
the punctations ; much enlarged. 
Figure 186.—The same. Dentition; x 8 diameters. % 
Figure 18c.—The same. Side view of two of the teeth; x 22 diameters. 
Figure 18d.—The same. Grizzard, side view; x 2 diameters. 
Figure 19.—Fissurisepta eritmeta V., p. 204. Side view of the type-specimen; x 8 
diameters. 
Figure 19a.—The same. Posterior view of the apex; x 22 diameters. 
Figure 20.— Cocculina leptalea V., p. 202. Side view of the largest specimen with the 
apex eroded; x 12 diameters. 
Figure 20a.—-The same. Basal view of the shell containing the animal preserved in 
aleohol; x 6 diameters. 
Figure 20b.—The same. Side view of a much younger. specimen with the apex 
perfect; x 12 diameters. 
Figure 21.—Poromya sublevis V., p. 221. Interior of the right valve; x 2 diameters. 
Figure 22.—Thracia nitida V., p. 221; natural size. 
