LIST OF ILLUSTEATIONS XV 



135. CycloxanLhops sexdecimdentatus and novemdentatus. 



136. Phymodius maculatus. 



137. Leptodius floridanus, occidenialis, and sanguineus. 



138. Leptodius floridanus, occidenialis, and sanguineus. 



139. Leptodius snodgrassi. 



140. Leptodius tahoganus. 



141. Leptodius parvulus and agassizii. 



142. Leptodius cooksoni. 



143. Leptodius tridentatus and Xanthodius stimpsoni. 



144. Xanthodius sternherghii. 



145. Xanthodius denticulatus and sternherghii. 



146. Xanthodius denticulatus. , 



147. Xanthodius hebes. 



148. Metopocarcinus truncatus and Lophoxanthus lamellipet 



149. Lophopanopeus heathii. 



150. Lophopanopeus bellus. 



151. Lophopanopeus bellus. 



152. Lophopanopeus frontalis. 



153. Lophopanopeus lockingtoni, somaterianus, leucomanus, and diegensis. 



154. Lophopanopeus lockingtoni and leucomanus. 



155. Lophopanopeus distinctus and lobipes. 



156. Panopeus herbstii forma typica and forma obesa. 



157. Panopeus herbstii forma simpsoni and forma crassa. 



158. Panopeus purpureus, convexus, and chilensis. 



159. Panopeus purpureus. 



160. Panopeus chilensis. 



161. Panopeus occidenialis forma serrala and forma typica. 



162. Panopeus rugosus. 



163. Panopeus rugosus. 



164. Panopeus harttii and americanus . 



165. Panopeus bermudensis. 



166. Panopeus lurgidus. 



167. Panopeus boekei. 



168. Neopanope texana, texana sayi, and packardii. 



169. Hexapanopeus anguslifrons and schmitti. 



170. Hexapanopeus sinaloensis, orcutti, and paulensis. 



171. Hexapanopeus hemphillii and caribbaeus. 



172. Eurypanopeus abbreviatus, abbreviatus ater, and iransversus. 



173. Eurypanopeus dissimilis, depressus, and ovatus. 



174. Eurypanopeus crenatus and ovatus. 



175. Eurypanopeus planissimus and planus. , 



176. Eurylium limosus and tristani. 



177. Eurylium a fine and tristani. 



178. Micropanope sculptipes, lobifrons, and truncatifrons. 



179. Micropanope xantusii, xantusii taboguillensis, and pusilla. 



180. Micropanope granulimanus , polita, lata, and xanlhiformis. 



181. Micropanope spinipes and nilida. 



182. Micropanope areolata and urinator. 



183. Micropanope urinator and cristimana, and Rhithropanopeus harrisii. 



184. Tetraxanthus bidentatus. 



185. Tetraxanthus rugosus. 



186. Chlorodiella longimana. 



187. Xanthias inornatus. 



188. Paraxanthias taijlori. 



