HEMIPTERA HETEROPTERA. 
147 
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, convexum. Caput conicum, prothoraci aequilongura. 
Oculi subprominuli. Rostrum coxas poslicas attingens. Antennae 
graciles, corpori aequilongae. Prothorax transverse subsulcatus, antice 
conicus. Pedes longi ; femora antica subincrassata. 
Body slender, convex. Head conical, as long as the protliorax. Eves 
slightly prominent. Ocelli distinct, at some distance from the bind border 
of the head. Rostrum extending to the hind coxae. Antennae 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. Protliorax 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? alacePv. 
Niger, rostrum fulvnm ; alee anlicce maculis duabus costalibus 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, elongatus, valde conve.vus ; caput conicum; rostrum 
fulvum, coxas inlermedias attingens; antennee fulvee, corpore 
breviores, articulo 4o piceo ; prolhoracis sulcus transversus posticus 
bene determinatus ; pedes fulvi, longi ; alee antica: picece, abdominis 
apicem non altingentes. 
Female. Black, long, slender, shining, very convex, very finely 
punctured. Head conical, much shorter than the prothorax. Eyes not 
prominent. Rostrum tawny, extending to the middle coxae. Antennae 
tawny, slender, rather shorter than the body ; first joint a little shorter 
than the head ; second longer than the first; third a little shorter than the 
second ; fourth piceous, as long as the second. Prothorax elongate, a little 
