298 



COLEOPTERA 



CHAP. 



at all clear that the minute knot he considered the third joint is 



more than the articulation 

 of the elongate terminal 

 joint. The family consists 

 only of two or three species 

 of Aglycyderes, one of which 

 occurs in the Canary 

 Islands, and one or two in 

 New Zealand and New 

 Caledonia, The former is 

 believed to live in the stems 

 of Euphorbia canariensis ; 



FIG. 151. Agli/cyderes setifer. Canary Islands, a New Zealand Species has 

 A, Imago ; B, tarsus according to Westwood ; n p i j_- 



C, according to nature; D, maxilla; E, been fouud m Connection 



labium. with the tree-fern Cyathea 



dealbata. 

 -Tarsi three-jointed, the second joint 



Fam. 85. Proterhinidae. 



lobed ; head of the male scarcely prolonged, but that of the 



forming a definite rostrum.; maxillae and ligida entirely covered 



by the mentum. As in the preced- 



ing family the sutures on the 



under side of the head and pro- 



sternum cannot be detected. The 



minute palpi are entirely enclosed 



in the buccal cavity. There is a 



very minute true third joint of 



the tarsus, at the base of the ter- 



minal joint, concealed between the 



lobes of the second joint. The 



family consists of the genus Pro- 



it is confined to 



the FIG. 152. Pmterlnnv.s lefonfei. Ha- 

 TT TIT i ^ T waiiau Islands. A, Male ; B, female ; 



Hawaiian Islands, where these In- c front foot? more magnified . 

 sects live on dead wood in the 



native forests. The genus is numerous in species and individuals. 

 Strepsiptera (or Rhipiptera, Stylopidae). Male small or 

 minute; prothorax extremely small ; mesothorax moderate, the elytra 

 reduced to small, free slips ; metathorax and wings very large ; 

 nervuration of the latter radiating, without cross nervides. Female 

 a mere sac, with one extremity smaller and forming a sort of neck 

 or head. These curious Insects are parasitic in the interior of 



