PLATYRHOPALUS IRREGULARIS. 249 



NOTE XLI. 



A NEW SPECIES OE THE COLEOPTEROUS GENUS 

 PLATYRHOPALUS FROM JAVA. 



DESCRIBED BY 



C. RITSEMA Cz. 



Platyrhopalus irregularis, sp. n. 



Length 7,5 mm. — Dark piceous; the anterior portion 

 of the head , the antennae , the manducating apparatus , 

 and the coxae, trochanters and base of the femora dark 

 castaneous-red ; the elytra almost black, with a yellowish 

 irregular band along four fifths of the suture. At the base 

 of the elytra this band occupies the space between the 

 exterior margin of the shoulders and the suture; at one 

 fifth from the base it narrows suddenly and then gra- 

 dually down to the middle of the length of the elytra, 

 where it is very narrow; behind tlie middle it again wi- 

 dens out and ceases at one fifth from the apex. The line of 

 demarcation between the black and the yellowish color is 

 very irregular; some (3 or 4) rounded small black spots 

 may be observed on each elytron in the basal half of the 

 yellowish band; they are more or less regularly distribu- 

 ted : two at some distance from the suture , the other near 

 the shoulder. 



Head almost without gloss , minutely shagreened , with 

 a fine longitudinal median line which divides a transverse 

 tubercle on the vertex ; the anterior portion of the head 

 Notes from the Leyden ]yiiiseuin. Vol. U. 



