XVI STRUCTUnE AMD CLASSIFICATION OF BIRPS 



Fill. IMIiK 



95. SkuW oi Colius castanonotus. Ventral Aspect (after GarroiT) 203 



96. Tensores Patagii of Leptosomua (after Forbes) . . . 206 



97. Syrinx of Leptosomus (after Forbes) 207 



98. Foot of Todus (after Forbes) 213 



99. Foot of Momotus (after Forbes) 213 



100. Patagial Muscles of Bucorvus (after Beddard) . . . 216 



101. Tieg Muscles oi Aceros (after Beddard) 218 



102. Syrinx of Aceros nipalensis. Front View (after Beddard) . 220 



103. Syrinx of Bucorvus abyssvnieus. Front View (after Beddard) 221 



104. ^Vm]]. oi Micropus melanoleucus. XJn&er "View (after Shufeldt) 229 



105. Anconal Aspect of Left Humerus of Micropus melanoleucus 



(after Shufeldt) 230 



106. Palmar Aspect of same Bone {after Shufeldt) . . 230 



107. Anconal Aspect of Left Humerus of Trochilus Alexandri 



{after Shufeldt) 230 



108. Palmar Aspect of same Bone {after Shufeldt) . . . . 230 



109. Left Feet oi Antrostomus vociferus Sjudi Nyctidromus albicoUis 



(after Sclater) 231 



110. 'Right Foot of Podargus Cuvieri {after Sclater) . . . . 231 



111. Powder-down Patches of Podargus {after Sclater) . . . 232 



112. Pterylosis of Steatornis (after Garrod) . . . . 233 



113. Hyrinx ot Nyctidromus albicollis (after Beddard) . . . 235 



114. Syrinx of ^gotheles (after Beddard) 236 



115. Syrinx of Batrachostomus (after Beddard) .... 236 



116. Patagial Muscles of Caprimulgus (after Garrod) . . . 237 



117. Corresponding Muscles of Steatornis, but of Left Wing (after 



Garrod) 237 



118. Skull of Caprimulgus (after Huxley) . . . . . , 238 



119. Fore Part of Skull of NycUbus jamaicensis (after Huxley) . 239 



120. Skull of Steatornis (after Huxley) 239 



l:il. iikull of Poda/rgus (after Huxley) 240 



122. Sternum of Caprimulgus (after Sclater) 241 



123. Sternum of Podargus (after Sclater) 241 



124. Sternum of Nyctibius (after Sclater) 241 



125. Colic Casca of Photodilus {after Beddard) .... 247 



126. Skulls of Strix and Bubo (after Beddard) 248 



127. Right Foot of Strix (after Beddard) 249 



128. Left Foot of Bubo (after Beddard) 250 



129. Syrinx of Scops leucotis (after Beddard) 251 



130. Syrinx of Bubo (after Beddard) 251 



131. Hyoid of Sirinyo2)s (aflcr Mivart) 265 



