308 DELPHI NID.E. 



half the entire length, once and a half its width at the anterior 

 notch; teeth f-fi. 



Balfena minor in inferiore maxilla tantiun dentata, sine pinna aut 



spina iu dorso, SibhaJd, Phal. 9 ; Raii Syn. Pise. 15. 

 Cetus bipinuis, JBrisson, R. A. SGL 

 Catodon fistida in rostio, Artedi, Gen, 78 ; Syti. 108. 

 Physeter Catodon, Linn. S. N. 107 ; Gnielin, S. N. i. 226 ; Desm. 



Mamni. 525, from Balsena minor, Sihhald, Phal. 9; Ttirton, B. 



Fauna, 16 ; Jenytis, Man. 45. 

 ? Cetus minor, Brisson, Rig. Anim. 361. 



Beluga leucas. Gray, Spic. Zool. 2,1828; Bell, B. Quad.488, 491. fig. 

 Physeter macroceplialiis, var. ? Catodon, Fischer, Syn. 518. 

 Balfena albicans, Klein, Miss. Pise. ii. 12. 

 Belpbinus leucas, Pallas, Reise, iii. 92. t. 79 ; Gmelin, S. N. 1232 ; 



Desm. 3Ia7n?n. 519; Pallas, Zoogr. Rosso- Asiat. t. 32, 5 ; 3£em. IVern. 



Soc. iii. 17, cJ ; Cuv. Oss. Foss. v. 287, 297. t. 22. f. 5, 6 ; Bell, Brit. 



Quad. 491. fig. ; Schleyel, Abhandl. 34; Oivmi, Cat. Osteal. Mus. Coll. 



Surg. ii. 454 ; Nilssoti, Skand. Fauna, 614. 

 Beluga Catodon, Gi-ay, Zool. Erebtis Sf Terror, 29. t. ; Cat. Cetac. B. M. 



1850, 77. 

 Catodon Sibbaldii, Fleming, B. A. 29, from Sihhald. 

 Small Catodon, Shaw, Zool. ii. 501. 

 Round-headed Cachalot, Penn. 

 Beluga borealis. Lesson. 

 Physeter macrocephalus /3, Gmelin, S. N. 

 Delphinapterus Beluga, Lacep. Cetac. 243 ; Scoreshy, Arct. Reg. i. 500, 



ii. 1. 14. 

 Delphinapterus albicans, Fleininy, B. A. 36. 

 Catodon albicans, Lacep. Cetac. 218. 

 Cetus albicans, Brisso7i, Reg. Atiim. 359. 

 Albus Piscis cetaceus, Raii Syn. Pise. 11, 

 Beluga, Shaw, Zool. ii. 515. t. 223. 

 Delphinus albicans, O. Fahr. Faun. Grcenl. 50; Bonnat. Cetac. 24; 



Jenyns, Man. 43. 

 Delphinapterus leucas, Gerard, Diet. Sci. Nat. vi. 65 ; Lilljeborg ; 



Malmgren, Arch. Nat. 1864, 90 ; Schrenck, Amurlande, i. 190. 

 ? Figure with a beak added : — 



? Dauphin blanc du Canada, Duham. Peek. ii. x. t. 10. 

 Delphinus Canadensis, Desm. Mamni. 516, from Duhamel. 

 Inia ? Canadensis, Gray, Zool. Erebus ^ Terror, t. 5. f. 1, from Duha- 



niel's draiving. 

 OsTEOL. Cuv. Oss. Foss. V. 287. t. 22. f 5, 6 (head) ; Jacob, Dublin 



Phil. Journ. 1825, t. 2. f. 4 (skull, small). 



Inhab. N'orth Sea ; gregarious, entering large rivers. Greenland. 

 Scotland (Sibbald). St. Lawrence. 



a. Skeleton. Length 15 feet. Greenland. 



b. Skull. Greenland. Length, entii'e, 20 inches; of beak 9| ; 



width at notch 6, at orbit 1^ inch. 



c. Stuifed specimen. Greenland. 



d. A male specimen, 12| feet long, 6 feet 8 inches in circumference 



at the thickest part, called Keela luak by the Esquimaux. 



e. SkuU. Eschscholtz Bay, Behring's Straits. Presented by Captain 



KcUett, R.N., and Lieut. Wood, R.N. 



