DERMAPTERA SALTATORIA. 15 



(EcANTHUS NECYDALOIDES. 



Mas. Pallide testaceus, gracilis ; caput prolhorace paullo latius, fastigio 

 triangulari antice sulcato ; oculi subprominuli ; antenna corpore 

 mullo longiores, basi incrassata ; prolhorax subquadratus, lineis 

 duabus transversis impressis ; cerci abdomine longiores; femora 

 postica abdomine paullo longiora; tibia postica spinuloses; alee 

 anlicce abdomen non superantes ; aim posticce diaphance, longissimce. 



Male. Pale testaceous, slender, nearly linear. Head a little broader 

 than the prothorax; fastigiom triangular, furrowed in front. Eyes tawny, 

 round, slightly prominent. Antenna? slender, much longer than the body, 

 thick at the base. Prolhorax subquadrate, slightly transverse, with two 

 transverse impressed lines. Cerci pubescent, longer than the abdomen. 

 Hind femora a little longer than the abdomen ; hind tibiae pubescent, with 

 very minute spines, shorter than the hind femora. Fore wings extending 

 to the tip of the abdomen. Hind wings pellucid, much longer than the 

 fore wings. Length of the body 7 lines; expansion of the fore wings 

 12 lines. 



a. Ceylon. Presented by Dr. Templeton. 



Page 101. 

 Genus PILUGIS. 

 Pilugis, Stal, Eug. Resa, 324. 



1. Pilugis teres. 



Locusta teres, Beg. Ins. iii. 458, pi. 40, f. 5 — Pilugis teres, Stal, Eug. 

 Resa, 324. 



Surinam. 



The genera Phisis and Pilugis may be reunited. P. teres is probably 

 the species here described. 



Mas. Pallide straminea, gracillima ; caput prolhorace paullo latius ; 

 oculi valde prominuli ; antennce gracillima, corpore duplo longiores; 

 femora postica corpore breviora, basi incrassata ; tibia postica sub- 

 tilissime spinulosa ; pedes antici spinis longis armati ; ala antica 

 diaphana, corpore longiores ; ala postica longissima. 



Male. Pale straw-colour, very slender, nearly linear. Head a little 

 broader than the prothorax. Eyes brownish, very prominent. Antenna? 

 very slender, about twice the length of the body. Abdomen with long 

 apical appendages. Hind femora shorter than the body, incrassated 

 towards the base ; hind tibia? a little longer than the hind femora, with 

 extremely minute spines. Fore femora and fore tibia? with a row of slender 

 spines beneath ; spines of the tibia? much longer than those of the femora. 

 Wings pellucid ; veins pale straw-colour. Fore wings longer than the 



