■ 



■ 



I 



KHYNCHOPHOBA : CUECULIONIN^. 193 



' 



which become white along the basal margin of the prothorax, the elytra with a more or less interrupted 

 sutural stripe of larger imbricate white scales and a line of curled, decumbent, yellowish sete down each 

 interstice ; the scales on the under surface rather large and wholly white. Eostrum arcuate, nearly as 

 long as the head and prothorax, closely punctate. Prothorax transverse, densely, finely punctate. 

 Elytra considerably wider than the prothorax, separately rounded at the apex ; punctate-striate, the 

 interstices densely, rugulosely punctate. 



■ 



■ 



■ 



. ■ 



■ ■ 



gth lf-l|, breadth |-| millim. 



V 



Hab. Nicaeagua, Corinto (Solari) 





i ■ ■ 





Numerous specimens, three of which have been presented to us by their 



■ 



Near S. aspersa and S. americana, but almost wholly testaceous (a common triang 



; 



cutellar patch excepted), the vestiture not so dense (except along the 



, 



■ ■ 



e elytra with a row of rather stout, curled, yellowish, setiform scales along each 



■ 



■ 

 ■ 



and a dense interrupted white sutural strip 



- 



■ 



■ , 



■ 



Sibinia aspersa (p. 211). 



Signor Solari has also sent us a specimen of S. aspersa from Corinto. The ely 



■ ■ 



in this insect, when fresh, have a line of inconspicuous raised setiform scales down 



. 



each interstice, which are not easily seen till the insect is viewed in profile 



. 





MICROTYCHIUS (to follow the genus Sibinia, p. 212) 



■ 



L 





Mi 



(April 1910). 



■ ■ 



Colonel Casey has recently described numerous N.-American, and two Mexican, 

 representatives of this genus, the type of which is Tychius setosus, Lee, all of them 



- 



1 













. 



g a 6-jointed funiculus and being very different in facies from the typical 

 opean Tychii. We are indebted to him, or to Mr. Wickham, for specimens of 



is N.-American forms, such as M. setosus (Lee), and M. mica, suleatulus, simplex, 

 'gatus, inermis, and dulcis, Casey ; and Sibinia rubescens, Ch. (antea, p. 209), 



probably have to be included in Microtychius. We also have an example of 





M. variegatus labelled " N. Sonora 



■ 



■ 



■ 



■ 



1. Microtychius grypus 



us {Microtychius) grypus, Casey 





Hab. Mexico, Rio Balsas in Guerrero (Wickham 



. 







Unknown to me 



. ■ 



■ 



i 







. ■ 





■ 

 ■ 







2. Microtychius errans. 



us {Microtychius) errans, Casey, Canad. Entom. xlii. pp. 141, 142 \ 



* 



Hab. Mexico, Saltillo and Monterey (Wickham 1 ). 



A cotype of this species, from Monterey, has been kindly presented to us by its 





■ ■ 



describer 







2 CCS 



■ 



■ 

 ■ 



■ 



■ 



L 



