HEMIPTERA HETEROPTERA. 117 



Genus 37. THAUMASTOPUS. 

 Thaumastopus, Fieb. Verh. Zool. Bot. Ges. Wien. xx. 246. 



1. Thaumastopus flavipes. 

 flavipes, Fieb. Verh. Zool. Bot. Ges. Wien. xx. 247, pi. 5, f. 4. 

 Sarepta. 



The two following species may be included for a while in this genus. 



Group n. 



Corpus gracile, convexurn. Caput conicum, prothoraci aequilongura. 

 Oculi subpromiauli. Rostrum coxas posticas attingens. Antennas 

 graciles, corpori aequilongas. Prolhorax transverse subsulcatus, antice 

 conicus. Pedes longi ; femora antica subincrassata. 



Body slender, convex. Head conical, as long as the prothorax. Eyes 

 slightly prominent. Ocelli distinct, at some distance from the hind border 

 of the head. Rostrum extending to the hind coxae. Antennas slender, as 

 long; as the body; first joint longer than the head; second much longer 

 and more slender than the first; third much shorter than the second; 

 fourth a little longer than the third. Prolhorax much narrower in front, 

 with a slight transverse middle furrow, between which and the hind border 

 it is largely punctured. Legs long, slender; fore femora slightly 

 incrassated. Fore wings coriaceous, extending to the tip of the abdomen, 

 with a small membrane. 



Type T. ? alacer. 



2. Thaumastopus? alacer. 



Niger, rostrum fulvum ; alee anlicce maculis duabus coslalibus albis. 



Black. Rostrum tawny. Fore wings with two white costal spots, 

 one before the middle, the other beyond the middle. Hind wings pellucid. 

 Length of the body 3 lines. 



a. Canary Isles. Presented by W. W. Saunders, Esq. 



2. Thaumastopus? alacris. 



Foem. Niger, elongalus, valde conve.vus ; caput conicum; rostrum 

 fulvum, coxas intermedins attingens ; antenna fulvce, corpore 

 breviores, arliculo 4o piceo ; protkoracis sulcus trantversus posticus 

 bene dilerminalus ; pedes fulvi, long i ; ahc anticcc picea, abdominis 

 apicem non atlingentes. 



Female. Black, long, slender, shining, very convex, very finely 

 punctured. Head conical, much shorier than the prolhorax. Eyes not 

 prominent. Rostrum tawny, extending tt> the middle coxs. Antennas 

 tawny, slender, rather shorter than the body ; fust joint a little shorter 

 than the head; second longer than the first; third a little BUorler than the 

 second; fourth piceous, as long as the second. Piolhorax elongate, a little 



