MYRMELEONITES. 329 



Regio subcostalis venulis saepe bifidis. Maris alae posticae alula 

 parva apud basim posteriorem munitae. 



45. MYRMELEON FALLAX. 



Rufus, fusco varius, magnus ; fades flava ; antennae flavescentes, 

 subclavatae, nigro annulatae, thorace breviores ; abdomen fus- 

 cum, maculis lateribus ventreque flaws ; pedes hirti, breves, 

 flavescentes, fusco varii ; alee dilatatae, posticce albido varies. 



Myrmeleon fallax, Ramb. Hist. Nat. Ins. Neur. 385, 1 . 

 Guiana. 



bb. 



Regio subcostalis reticulata, vel e areolis bilineata. Alas posticae 

 alula nulla. 



In this group the species have very slender bodies, the abdomen 

 of the male is very long, and in some species the areolets of the 

 subcostal region are divided by transverse veinlets. 



46. MYRMELEON LONGICAUDUS. 



Fuscus ; antennae sensim clavatce, crassce ; thorax pallide variegatus ; 

 alee ad areolarum posticarum angulos fusco punctatce, obtusi- 

 usculcs ; abdomen maris longissimum hirtum supra testaceum 

 cercis prominulis brevibus, fcemince alls cequde fuscum hirsu- 

 tiusculum. 



Mymecoleon longicaudus, Burm. Handb. Ent. ii. 994, 8. 

 Myrmeleon longicaudus, Ramb. Hist. Nat. Ins. Neur. 386, 2, pi. 12, 

 f. 3. 



a. North America. Presented by the Entomological Club. 

 b. ? From Mr. Milner's collection. 



47. MYEMELEON CONSPERSUS. 



Niger ) gradlis ; antennae sensim clavatae, crassce, nigrce ; abdomen 

 supra cingulis pallidis ; alae graciles, anticce dense fusco con- 

 spersce, stigmate obsoleto albido. 



2F3 



