78 CETACEA. 
Beluga leucas, Gray, Spic. Zool. 2, 1828. i 
Physeter macrocephalus, var. ? Catodon, Fischer, Syn. 518; 
Balena albicans, Klein, Miss. Pisc. ii. 12. a 
Delph. leucas, Pallas, Reise, ii. 92. t. 79; Gmelin, S N. 1232; 3 
Desm. Mam. 519; Zool. Ross. Asiat. t. 32, 2 ; Min. Wern, 
Soc. im. 17, 3; Cu. Oss. Foss. v. t. 22. f. 5,6; Bell, Brit. 1 
Quad. 491, fig. i 
Beluga Catodon, Gray, Zool. Ereb. & Terror, 29.t.  . f. 
Catodon Sibbaldu, Fleming, B. A. 29, from Sibbald. 
Small Catodon, Shaw, Zool. 1. 501. 
Round-headed Cachalot, Penn. 
Beluga borealis, Lesson. 
Physeter macrocephalus 8, Gmelin, S. N. ‘ 
Delphinapterus Beluga, Lacep. Cetac. 243; Scoresby, Arct. Reg, 
1. 500, u. t. 14. 7 
Catodon albicans, Lacep. Cetac. 218. 
Cetus albicans, Brisson, Reg. Anim. 359. 
Albus Piscis Cetaceus, Raw Syn. Pise. 11. 
Beluga, Shaw, Zool. u. 515. t. 223. 
Delphinus albicans, O. Fab. Faun. Gren.50; Bonnat. Cet. 24. 
Delphinapterus leucas, Gerard, Dict. Sct. Nat. vi. 65. - 
? Dauphin blane du Canada, Duham. Pesch. ii. x. t. 10. 
Delphinus Canadensis, Desm. Mam. 516, from Duham. - 
Inia? Canadensis, Gray, Zool. Erebus & Terror, t. 5. f. 1, from 
Duham. Drawing. 
Osteo. Cuv. Oss. Foss. v. 287. t. 22. f. 5, 6, head. 
Inhab. North Sea. Greenland. Scotland, Sibbald. 
a. Skeleton. Length, 15 feet. Greenland. 4 
b. Skull. Greenland. Length, entire, 20 inches ; of beak, 955. 
width at notch, 6, at orbit, 14 ich. 
c. Stuffed specimen. Greenland. 
d. A male specimen, 12% feet long, 6 feet 8 inches in cireum- 
ference at the thickest part, called Keela luak by the Esquimaux. 
e. Skull. Eschscholtz Bay, Behring’s Straits. Presented by 
Captain Kellat, R.N. and Lieut. Wood, R.N. _ 
Length of skull 4, entire, 21 inches; of nose, 10; of tooth-line, 
61; width at orbit, 114; at notch, 62 inches. a 
Duhamel (tab. 10. f. 4) figured the front half of a Dolphin 
under the name of Dauphin blanc du Canada, which Desmares' 
has named Delphinus Canadensis. M. Blamville gave me a 
tracing of the original drawing from which Duhamel engraved his 
figure (which is engraved i in the Zoology of the Erebus and Ter- 
ror,t. 5.f.1). The form of the beak and the absence of a distinet 
dorsal fin induced me to believe that it might be a species of Inia 
but from inquiries POY made in Canada, I have very little 
