146 



BULLETIN 31J, UNITED .Sl'ATES NAT10NA.L MUSEUM. 



2980 

 298;') 

 2987 

 298-1 



Table of measurements. 

 PSEUDORCA CRAS5IDEXS. 



Colluctiou. 



R. Col. Surg. 



...<1<) 



....do 



...do 



Type of- 



O.mcridionalis 



Locality. 



Tasmania 



....do 



do.§ 



Advouture Bay, 

 Tasmania. 



Cm. 



58.5 



59.5; 



51.1 



58.1 



Cm. 

 29.2 

 28.7 

 24.2 

 27.2 



Breadtli of 

 beak. 





Cm. 

 18.6* 



20.8 

 16.0 

 18.6 



Cm. 

 14.6 

 18.8 

 13 

 15.0 





5 2 



Cm. 

 11.2 

 13.2 

 8.'.! 

 10.9 



B 





11. 9t 

 ]3.2t 

 10.41 



12. 2t 



O 



2980 

 2985 

 2987 

 2981 



Cm. 



19. 811 



21.811 

 18.311 



20. 3|| 



Cyn. 

 7.9 



6.7 



5.8 



0.9 



&-2 ^- 



Ot3 



Cm,. 

 9.5 



7.0 



23. 411 



23.911 



7.6 ' 20. 1| 

 8.1 19.31 



Cm. 

 13.1 



,14.8 



10.9 



13.2 



r 8 -8 

 \ 10—10 

 ^ 9—9^ 

 i 10—10 

 r 8—^ 

 } lO-lO 



i 8-T 



■ Least, t This is back of the notch ; the iutermasil)a3 are wider in front of it. J A little sawed off. 

 §0. 7ncridionalis. || Actual ; not from tip of beak. 



Subfamily II. DELPHINAPTERIN^E. 



17. DELPHINAPTERUS Lacepede. 



Dclphinaptcrm Lac6pode, Hist. nat. de.s Cctaccs, 1804, p. xli. 

 licliKja Katiiies([ue, Anal. Nat., 1815, 60. 



DELPHINAPTERUS LEUCAS (PaUas). 



Delphinm leiicas, Pallas, Roiso iu Rtissisclieii Reicbes, I77ti, iii, p. \)2, pi. 7i). 

 Delpltinapterus heluija, Laccpode, Hi.st. uat. des C<5taces, 1804, p. 243. 

 DelphinapteriiH leuca'i, Gerard, Diet. Soi. iiat., vi, p. 65. 

 Delphinus canadensis, Desiuarost, Maiuinalogie, 2d pc, 1822, p. 516, 

 ? Delphinus (Dtlplmiapterus) Eingii, Gray, Ami. Philos., 1827, p. 375. 

 Beluga rhinodon, Cope, Proo. Acad. Nat. Sci. Phila., 1865, p. 278. 

 Beluga declivis, Cope, Proe. Acad. Nat. Sci. Phila., 1865, p. 278. 

 Beluga concreta, Cope, Proc. Acad. Nat. Sci. Phila., 1865, p. 278. 



