TABLE OF CONTENTS. IX 



Page. 



Genus 12. Phloeotomus Cabanis 153 



Key to the Subspecies of PMoeotomus pileatua 155 



74. Phlceotomus pileatus pileatus (Linnaeus) 155 



75. Phloeotomus pileatus floridanus Ridgway 159 



76. Phloeotomus pileatus abieticola (Bangs) 160 



77. Phloeotomus pileatus picinus Bangs 162 



Genus 13. Campephilus Gray 164 



Key to the Species of Campephilus 165 



78. Campephilus imperialis Gould 166 



79. Campephilus principalis (Linnseus) 167 



80. Campephilus bairdii Cassin 169 



Genus 14. Scapaneus Cabanis and Heine 170 



Key to the Species and Subspecies of Scapaneus 172 



81. Scapaneus malherbii (Gray) 172 



82. Scapaneus guatemalensis guatemalensis (Hartlaub) 174 



83. Scapaneus guatemalensis nelsoni Ridgway 178 



84. Scapaneus guatemalensis regius (Reichenbach) 178 



Genus 15. Cniparchus Cabanis and Eeiae 180 



85. Cniparchus hsematogaster splendens (Hargitt) 181 



Genus 16. Xiphidiopicus Bonaparte 182 



Key to the Subspeciesof Xiphidiopicus percuasus 183 



86. Xiphidiopicus percussus percuasus (Temminck) 183 



87. Xiphidiopicus percussus insulse-pinorum Bangs 185 



Genus 17. Veniliomia Bonaparte 185 



Key to the Species and Subspecies of Veniliomis 187 



88. Veniliomis oleaginus oleaginus (Lichtenstein) 188 



89. Veniliomis oleaginus sanguinolentus (Sclater) 190 



90. Veniliomis kirkii darienensis Ridgway 192 



> 91. Veniliomis kirkii neglectus (Bangs) 193 



Genus 18. Dryobates Boie 194 



Key to the Species and Subspecies of Dryobates 196 



92. Dryobates villosus villoaus (Linnaeus) 201 



93. Dryobates villoaus audubonii (Swainson) 206 



94. Dryobates villoaus maynardi Ridgway 208 



95. Dryobates villoaus piger G. M. Allen 209 



96. Dryobates villoaus aeptentrionalis (Nuttall) 210 



97. Dryobates villoaus terraenovae Batchelder 211 



98. Dryobates villoaus monticola Anthony 212 



99. Dryobates villoaus leucothorectis Oberholaer 214 



100. Dryobates villoaus orius Oberholaer 215 



101. Dryobates villosus hyloscopus (Cabanis) 217 



102. Dryobates villoaus harrisii (Audubon) . . ; 218 



103. Dryobates villosus sitkenaia Swarth 220 



104. Dryobates villosus picoideus (Osgood) 220 



105. Dryobates villosus icaatua Oberholaer 221 



106. Dryobates villoaus intermedins Nelson 222 



107. Dryobates villosua jardinii (Malherbe) 223 



108. Dryobates villosus sanctorum (Nelson) 225 



109. Dryobates villoaus fumeua Oberholaer 226 



110. Dryobates villosus extimus Bangs 226 



111. Dryobates pubeacena pubescens (Linnaeus) 228 



112. Dryobates pubeacena medianua (Swainson) 233 



113. Dryobates pubeacena nelsoni Oberholaer 235 



