THE SESSILE BARNACLES. 355 



PLATE 63. 



FIG. 1. Coronula complnnata Morch. Specimen in coll. A.N.S.P. Page 276. 

 2. Coronula, complanata. Cat. No. 48075, U.S.N.M. 



3, 3o. Coronula com planal a. Cat. No. 48076, U.S.N.M. Edge of the radius 



(3o) and recipient sutural face (3). 



4, 4o. Chelonibia patula liunzani. Cedar Keys, Florida. Cat. No. 48074, 



U.S.N.M. Page 268. 



5, 5rt, Chelonibia, caretta Spengler. Cat. No. 48073, U.S.N.M. Page 267. 



PLATE 64. 

 Coronula rcginw Darwin. Page 275. 



FIG. 1. Cat. No. 48078, U.S.N.M. Edge of a radius of the rostrum. 



2. Unalaska. Cat. No. 9189, U.S.N.M. Basal view of largest speci- 



men seen. 



3, 4. Oregon. Cat. No. 48077, U.S.N.M. Part of rostrum, enlarged, and 

 basal view. Diameter of specimen, 36.5 mm. 



5. Snooks Arm, Newfoundland. Cat. No. 23326, U.S.N.M. Specimens 



embedded in skin of the whale's lip. 



6. Unalaska. Cat. No. 3506, U.S.N.M. 



7. Mouth of Umpqua River, Oregon. Cat. No. 48079, U.S.N.M. Shown 



in skin of whale. 

 Figures 1 and 3 enlarged. 



PLATE 65. 



FIG. 1. Xenobalanus globicipitis var. pallidus Pilsbry. Types. Cat. No. 



23900, U.S.N.M. Page 284. 



2, la. X. globicipitis Steenstrup. Chesapeake Bay. Cat. No. 48080. 



U.S.N.M. Page 283. 



2b. A", globicipitis. North Dennis, Massachusetts. Basal view of walls. 



3. Coronula diadcma (Linnaeus.) Alaska. Cat. No. 48081, U.S.N.M. 



Edge of radius. Page 273. 



4. Coronula diadema. 



5. Tubicinella major Lamarck. Cat. No. 48082, U.S.N.M. Form with 



unequal, widely spaced annuli. Page 281. 



PLATE 66. 

 Cryptolcpas rachianecti Dall. Page 279. 



FIGS. 1-16. Neah Bay, Washington. Cat. No. 48083, U.S.N.M. Upper, lower, 



and profile views of a large specimen. 

 2, 2a. Neah Bay. Cat. No. 48083, U.S.N.M. Lateral compartment of a 



cylindric specimen, outside and edge of radius. 



3. Bering Island. Cat. No. 14313, U.S.N.M. Apical view of speci- 

 men embedded in whale skin. 



4, 4a. Monterey, California. Cat. No. 9192, U.S.N.M. Paratype, upper 



and basal views. 



5, 5a. Cat. No. 11609, U.S.N.M. Edge of the radius, two individuals, 



the right-hand one having the periphery broad and obtuse. 



