Nature Forms
82 Stevenson, 1915:36. [BACK]
83 Stevenson, 1915:97. [BACK]
84 Robbins et al. , 1916:43. [BACK]
85 Yale Collection, T. e. 6A. 58, 59, 60, 61, 62. [BACK]
86 Fewkes, 1903:51; Parsons, 1936 b :291 if.; Stevenson, 1904:94; Yale Collection, T. g. 6A. 1. [BACK]
87 Stevenson, 1915:88. [BACK]
88 Bunzel, 1932 d :842. [BACK]
89 Bunzel, 1932 a :506; White, 1932 a :132; Parsons, 1932:262. [BACK]
90 Exhibit, Brooklyn Museum. [BACK]
91 Stevenson, 1915:100. [BACK]
92 Hough, 1919:259. [BACK]
93 Parsons, 1920 a :99. [BACK]
94 Fergusson, 1931:130. [BACK]
95 Stevenson, 1915:92. [BACK]