1904.] 



OP THE GENUS HIPPORRHINUS. 



19 



153. (152.) 



154. (141.) 



155. (160.) 



156. (157.) 



157. (156.) 



158. (159.) 



159. (158.) 



160. (155.) 



161. (166.) 



162. (165.) 



163. (164.) 



164. (163.) 



165. (162.) 



166. (161.) 



167. (140.) 



168. (177.) 



169. (176.) 



170. (175.) 



171. (172.) 



172. (171.) 



173. (174.) 



174. (173.) 



175. (170.) 



176. (169.) 



177. (168.) 



178. (191.) 



179. (182.) 



180. (181.) 



181. (180.) 



182. (179.) 



183. (184.) 



184. (183.') 



185. (188.) 



186. (187.) 



187. (186.) 



188. (185.) 



189. (190.) 



Elytra very short ovate, sides strongly rounded ; the 

 alternate intervals stronglj- carinate, the tuberdes 

 catenulate 75. S. angolensis, sp. nov , 



Inferior basal furrow on rostrum present. 



Sides of prothorax angulated. 



Anteocular furrows strongly convergent above; rostrum 



with a distinct basal callus on each side. 76. S. ovampoensis T6r. 



Anteocular furrows not convergent above ; rostrum 

 without a basal callus. 



Intervals 3, 5, and 7 on elj'tra not costate but with 

 separate prominent tubercles ; interval 2 with a 

 short apical row of tubercles ; forehead convex. 



77. H. aspm- Mshl. 



Intervals 3, 5, and 7 strongly costate and with rows of 

 small closelj'-set tubercles ; interval 2 quite plane ; 

 forehead broadly excavate 78. if. ivalilherg i Boh . 



Sides of prothorax rounded. 



Interval 2 with a short apical subcristate row of conical 

 tubercles ; rostrum finely punctured. 



Rostrum without granules ; prothorax set with irre- 

 gular rounded or subconical tubercles. 



Rostrum slightly convex at base and without any 

 central furrow there ; tubercles on interval 3 ceasing 

 before declivity 79. H. serratuslA&\\\. 



Rostrum with complete central furrow, dilated towards 

 apex ; tubercles on interval 3 continuous to apex. 



80. S. deplorahundus FShr. 



Rostrum with two regular rows of shining granules ; 

 prothorax with six regular rows of long, cylindrical, 

 spiniform tubercles 88. H. spinicollis Gyl. 



Interval 2 without any conical tubercles on the 

 declivity ; rostrum very coarsely reticulate through- 

 out 81. H. crispatus F. 



Scrobes lateral. 



Inferior basal furrow on rostrum absent. 



Prothorax irregularly set with low rounded tubercles, 

 the central furrow containing a carina. 



Body without long erect black setas. 



Anteocular farrows distinct 82. S. infacetus Gyl. 



Anteocular furrows absent. 



Rostrum without a central carina; the two basal 

 joints of funicle subequal 83. S. frontalis Sparrm. 



Rostrum with a strong central furrow ; second joint of 



funicle longer than first 84. S. tuberosus Gjd. 



Entire body with scattered, long, erect black sets. 



85. S. pilosus, sp. nov. 

 Prothorax with six rows of long cjdindrical spiniform 



tubercles, the central furrow without a carina. 



86. M. thoracieus YUa: 

 Inferior basal furrow on rostrum present. 



Either interval 2 or 3, or both, with a single tubercle 

 at the summit of the declivity conspicuously larger 

 than the rest. 



Prothorax with no median carina. 



Rostrum without a central carina 89. S. seriespinosus Gy\. 



Rostrum with a fine central carina 90. H. carinirosti-is Gyl. 



Prothorax with a median carina. 



Rostrum with a fine central carina 91. S. affinis F&hr. 



Rostrum without a central carina. 



Elytra with rows of ocellated punctxires. 



Prothorax scarcely transverse, its sides not much 



rounded 93. H.fallax Yahr. 



Prothorax very transverse, its sides strongly rounded. 



92. H. hinodis Gyl. 



Elytra with rows of reticulated foveae. 



Costa on interval 3 tenminating abruptly at the 

 declivity ; interval 7 simply carinate and without 

 tubercles 94. H. qitadrinodis ¥i\\r. 



2*' 



