HEM1PTERA HETEROPTEIU. 77 



Female. Black, with cinereous tomentum, excepting the dorsal disk 

 of the abdomen. Head with a porrect spine on each side behind the 

 antenna?. First joint of the rostrum much shorter than the second. 

 Antenna? piceous. Prothorax with the prominent spine on each side of the 

 hind lobe of the prothorax inclined hindward; crest composed of ten 

 rounded spines. Abdomen rounded and dilated on each side. Legs 

 wholly black. Fore wings ferruginous ; membrane and hind wings cine- 

 reous-brown. Length of the body 16 lines. 



a. Guatemala. From M. Deby's collection. 



6. Prionottjs mundus. 



Mas. Niger, cinereo tomentosus ; antennce rxifm; femora qualuor pos~ 

 leriora ferruginea, apice picea ; libice tarsique fulva ; corium ferru- 

 gineum ; membrana anea. 



Male. Black, elongate-fusiform excepting the head, with cinereous 

 tomentum. Head subcylindrical, with a porrect spine on each side behind 

 the antenna?. First joint of the rostrum much longer than the second. 

 Antenna? red. Hind lobe of the prothorax slightly dentate on each side; 

 crest composed of twelve rounded teeth, of which the sixth is very small. 

 Abdomen extending very little on each side beyond the fore wings. 

 Tibia? and tarsi tawny. Four posterior femora ferruginous ; tips piceous. 

 Corium ferruginous. Membrane a?neous. Length of the body 12 lines, 



o. Venezuela. From Mr. Birschell's collection. 



7. PRIONOTUS XAXTHOrUS. 



Mas. Niger, cinereo tomentosus ; caput antice rnfum ; antennce dimidio 

 basali rufcc; prothoracis lobus posticus rufescens ; tibia, tarsi, 

 femora apice, femora antica bast coxaque anlicce lutea ; corium 

 fcrrugineum ; membrana viridi nigra. 



Male. Black, elongate-subfusiform excepting the head, with cine- 

 reous tomentum. Head cylindrical, red in front of the antenna 1 , behind 

 each of which there is a short porrect spine. Rostrum red ; first joint 

 much longer than the second. Antenna? red along half the length Irom 

 the base. Hind lobe of the protliorax reddish; crest composed of eleven 

 black rounded teeth. Abdomen reflexed and extending rather beyond the 

 fore wings on each side. Tibia?, tarsi, femora at the tips, fore femora at 

 the base and fore coxa? luteous. Corium ferruginous. Membrane greenish 

 black. Length of the body 12 lines. 



a. Amazon Region. From Mr. Bates' collection. 



Genus 3. YOLINUS. 

 Yolinus, Serv. Hist. Hem. 358. Dohrn, Ent. Zeil. Stett. xx. 94. 



1. Yolinus sufflatcs. 

 sufflatus, Serv. Hist. Hem. 358, pi. 6,f. 9. Dohrn, Stett. Ent. Zeit. xx.95. 

 Java, 

 a. Sarawak. Presented by W. W. Sautidcis, Esq. 



