146 



BULLETIN :5i), UNITED STATES NATIONAL MUSEUM. 



Tahlc of tncasurements. 

 PSEUDOUCA> CRASSIDEXS. 



298G 

 298;", 

 2987 

 2984 



Colloction. 



K. Col. Surg 



....<lo 



....do 



....do ...... 



Type of- 



O.ineridionalis 



Locality. 



Tasmania 



...do 



UO.^' 



Adveutiire Bay, 

 Tasmania. 



Cm. 



58.5 



50.5: 



51.1 



58.1 



Cm. 

 29.2 

 28.7 

 24.2 

 27.2 



Breadth of 

 beak. 



CD a 



Cm. 



18.6' 

 20.8 

 16.0 

 18.6 



Cm. 

 14.6 

 18.8 

 13 

 15.0 



Cm. 

 11.2 

 13.2 

 8.3 

 10,9 



■f a 



Sp 

 2 s'5< 



Cm.. 



11. 9t 

 13.21 

 10. 4f 



12. 2t 



2986 



2987 



E xtreraity 

 of beak to — 



Cm. 



19.811 



21. 811 



■3^ 



Cm. 

 7.9 



6.7 



bCb 



Cm. 

 36.2" 



3.). 6' 



18. 311 i 5.8 I 29.7 



2984 20.311 6.9 I 33.7 



Cm.. 

 40.0 



41.3 



34.8 



37.5 



Breadth 

 between — 



Temporal 



foSScC. 



'pis 



Cm. 

 17.0 



19.1 



15.0 



17.8 



^_s a ^ 



C/n,. 

 11.2 



14.7 



9.7 



12.7 



Cm. 

 47.6 



Cm.. 



Cm. 

 23.411 



50.8 i 7.0 23.911 



Cm. 

 13.1 



41.3 I 7.6 211.111 10.9 



46.0 I 8.1 I 10.311 



r 8-8 

 ) 10—10 

 (j 9—9^ 

 ) 10—10 

 ( 8-8 

 ) 10-10 

 ^ 8—8 

 ^ 8-8 



* Least, t This is back of the notch ; tlic iuterniaxiUie are wider in front of it. 

 § O. ineridionalis. \\ Actual ; not from tip of beak. 



J A little .sawed off. 



Subfamily II. DELPHINAPTERIN^E. 

 17. DELPHINA.PTERUS Lacepede. 



Delph'maptenis Lacdpede, Hist. uat. ties Cdtacds, 1804, p. xli. 

 Beluga Katiuesque, Anal. Nat., 1815,60. 



DELPHINAPTERUS LEUCAS (Pallas). 



Delpbinus leucas, Pallas, R-iise iu Russisclieu Reicbes, 1771), in, p. 'J2, pi. 7i). 



Dvlphinapterns belmja, Laccpode, Hist. nat. iles C6tac6s, 1804, p. 243. 



Del phi napter as leucai, Gerard, Diet. Sci. nat., vi, p. G5. 



Delphinus canadensis, Dosjuarest, Mainmalogie, 2d pt., 1822, p. 51(i, 



? Delphinus {Ddphinaptcras) Eingii, Gray, Ami. Philos., 1827, p. 375. 



Beluga rhinodon, Cope, Proc. Acad. Nat. Sci. Pbila., 186.5, p. 278. 



Beluga declivis, Cope, Proc. Acad. Nat. Sci. Phila., 18()5, p. 278. 



Beluga cono-eta, Cope, Proc. Acad. Nat. Sci. Phila., 1865, p. 278. 



