On new Weevils from India. 395 



anrl pointel, 16-17 + 10-11. Dorsal 13-15; origin nearer 

 end of snout than base of catxflal. Anal 15-17. Pelvics a 

 little in advance of dorsal. Silvery; back bluish. 



Amazon ; rivers of Guiana. 



Four specimens, 60 miu. long, co-types of R. serrata, 

 from British Guiana. 



2. Heringia hahiensis. 



Tellonula hahiensis, Steind. Sitzimgsb. Akad. Wien, Ixxx. 1880, p. 181, 



pi. iii. fig. 2. 

 Sardinella pernamhucana, Schreiuer & llibeiro, Arch. Miis. Rio 



Janeiro, xii. 1903, p. 72. 



Maxillary extemiing to below anterior ^ of eye. 42 to 44 

 scales in a longitudinal series. Dorsal 16-17. Anal 16-18. 

 A more or less distinct bluish-silvery lateral band. 



(Joast of Brazil. 



This species seems to be scarcely distinct from the preceding, 

 examples of which also show a faint lateral band in certain 

 lijiht.H. 



XXXV. — Oh new Weevils of the Genus Mecysmoderes //'owj 

 hid. a. By Guy A. K. Marshall, D.Sc. 



Subfamily Ceutrorbktncrinm. 

 Mecysmoderes memecylonis, sp. n.* 



^ . Colour black ; the head with moderately dense seti- 

 form scales, those in the middle being brown and the others 

 white ; the pronotum sparsely set with inconspicuous dark 

 setse, and with a longitudinal patch of transverse white setse 

 on the anterior half on each side ; the elytra with a longi- 

 tudinal stripe on the first interval bordering the thoracic 

 spine and composed of small, ovate, overlapping, yellowish- 

 white scales (the basal half of the stripe usually brownish), 

 being continued behind the spine as a double row of elongate 

 brown scales, partly replaced by white ones near the apex ; 

 the remaining intervals each bear a single I'ow of similar 

 brown scales, with a ^qw white ones here and there, except 

 along the immediate base, where all the scales are white; the 



* The types of all the species described here are in the British 

 Museum. 



2G* 



