PLATE VIII 

 [All the Figures in this Plate are slightly above natural size] 



Fig. 56. Anconal aspect of the left fossil humerus, .\dult. Nearly perfect. 

 Catarractes aiiliqiius Marsh (Type). Coll. Acad. Nat. Sci. Phila. No number. 

 (Tarboro, Edgecom.b Co., N. C). 



Fig. 57. Anconal aspect of the left humerus of I'ria lomvia. Adult. Coll. 

 U. S. Nat. Mus., No. 18061. 



Fig. 58. Posterior aspect of the left tibio-tarsus and fibula of Galliiiago para- 

 guayce. Adult. Coll. U. S. Nat. Mus., No. 18558. 



Fig. 59. Three imperfect fossil fragments of a left tibio-tarsus of a bird. 

 Adult. Pa!crotri)iga vetiis Mz.rs\\ {Typt). Coll. Acad. Nat. Sci. Phila. (Marlbed. 

 Burlington Co., N. J.) 



Fig. 60. Anconal aspect of the right humerus (fossil) of Catarractes affinis 

 Marsh (Type). Coll. Acad. Nat. Sci. Phila. (not numbered). Bangor, Maine. 



Fig. 61. Anconal aspect of the right humerus of Uria lomvia. No. 18068. 

 Coll. U. S. Nat. Mus. Adult. 



Fig. 62. Palmar aspect of the right humerus of Fiilmaris glacialis. No. 

 16781. Coll. U. S. Nat. Mus. Adult. 



Fig. 63. Distal portion of the left humerus (fossil) of Piijfinis conradi Marsh 

 (Type). Coll. Acad. Nat. Sci. Phila. 



Fig. 64. Distal portion of the fossil right ulna of Piijfiiiis conradi Marsh 

 (Type). Coll. Acad. Nat. Sci. Phila. Maryland. 



Fig. 65. Anconal aspect of right humerus of Puffiiiis crcatopus. No. 18773. 

 Coll. U. S. Nat. Mus. Adult. 



Fig. 66. Distal extremity of the left tibio-tarsus of Gnts canadensis. Adult. 

 No. 820. Coll. U. S. Nat. Mus. Compare with Figure 67. 



Fig. 67. Distal end of the fossil left tibio-tarsus of Grus liaydcni Marsh (T\pe). 

 Coll. Acad. Nat. Sci. Phila. Compare with Figure 66. Pliocene, Niobara River. 



92 



