166 CATALOGUE OK 



45. POLYZOSTEHIA CRASSIPES. 



Foem. Picea, ovala, nitens, sublilissime punctata, subtus lestacea ; capiit 

 rufum, prolhoracem sal su/ierans, margine anlico palpisque pallide 

 Jlavia ; oculi invicem remoti ; prothorax margine anlico luleribusque 

 vix reflexis rufo marginalia, margine postico redo ; mesolhoracis et 

 metalhoracis anguli poslici lutei, subproducli ; abdomen apicem 

 versus rufum,opacum ; lamina supra-atialis inlegra ; cerci brevissimi ; 

 pedes teslacei, breves, laiissimi, femoribus setosis, aroliis minimis. 



Female. Piceous, oval, convex, shining, very minutely punctured, 

 testaceous beneath. Head red, extending rather lieyond the prothorax ; 

 front blackish ; space about the mouih and palpi pale yellow. Eyes pale 

 livid, wide apart. Antennae piceous, testaceous towards the base. Protho- 

 rax much narrower in front, hardly longer than half its breadth, very 

 narrowly bordered with red in front and along each side ; fore border 

 truncated ; sides rounded, hardly reflexed ; hind border straight. Meso- 

 thorax and metathorax with the hind angles luteous and slightly elongated ; 

 hind border of the melaihorax and that of the first abdominal segment 

 luteous. Abdominal segments from the fourth to the seventh red, not 

 shining; supra-anal lamina entire. Cerci very short. Legs short, 

 testaceous ; femora and tibiae very broad, the former with a few setae, the 

 latter with many long stout spiues; tarsi slender; arolia very small. 

 Length of the body 6 lines. 



a. Napo River, South America. From Mr. Stevens' collection. 



46. POLYZOSTERIA NITENS. 



Mas. Picea, longi-ovala, nitidissima, subpunclata ; caput fulvum, pro- 

 lhoracem perpauUo superans, hUerihus anlicis albis ; oculi invicem 

 remoli ; palpi nigri, articulo 2o basi albo ; antennce nigra, albo 

 fasciatcE ; prothorax longiusculus, margine anlico sublruncalo, 

 laleribus rejiexis, margine postico fere redo ; abdomen apicem versus 

 opacum, tuberculatum; lamina supra-anali inlegra; cerci breves, 

 oblique ascendenles ; pedes fulvi, breves, crassi, coxis pedoreque tes- 

 taceis, femoribus setosis uuispinosis, aroliis minimis. 



Male. Piceous, elongate-oval, convex, shining, thinly and very minutely 

 punctured. Head tiiwny, white on each side in front of the eyes, extending 

 very little beyond the prothorax. Eyes black, very wide apart. Palpi black ; 

 second joint white towards the base. Antennae black, tawny at the base 

 adorned with a white band composed of five joints. Hind angles of the 

 thorax rounded, very slightly elongated. Prothorax much longer than half 

 its breadth; fore border slightly truncated; sides rounded, reflexed ; hind 

 border nearly straight. Abdomen broader than the thorax; sixth and seventh 

 segments and supra-aiuil lamina dull, tuberculale; fifth segment slightly 

 tuberculate ; supra-anal lamina entire ; styles distinct. Cerci short, obliquely 

 ascending. Legs tawny, short, very thiik; coxae and pectus lestactous ; 

 femora armed with setce and with one spine which is beyond two-thirds of 

 the length ; spines of the tibiae very long and stout ; arolia extremely small. 

 Length ol" the body 10 lines. 



a. Tejuca. Presented by the Rev H. Clark. 



