OF HTMENOPTEEA EEOM SUMATEA, ETC. 79 



G-en. EsriCTUS, Shuch. 



1. Enictus obscurus. E. capite thoraceque nigris, nitidis; abdo- 

 mine pedibusque obscure ferriigineis. 



Male. Length 3 lines. Head and thorax shining black, thinly covered 

 with a short silky white down; the antennae rufo-testaceous ; the 

 mandibles long, curved, shining and testaceous at the apex, broadest 

 at the base. Thorax, the profile subquadrate ; the metathorax rounded 

 behind ; the legs obscurely ferruginous, with their geniculations and the 

 tarsi pale testaceous. Abdomen oblong, obscurely ferruginous, finely 

 and closely punctured, and thinly covered with pale down ; the pos- 

 terior margin of the apical segment rounded ; the peduncle narrower 

 than the following segment, concave above ; beneath rufo-testaceous. 



Hab. New Guinea. 



This species is very distinct from E. ambiguus, the type of the 

 genus, and which is in my possession ; the following characteristics 

 distinguish it : it is smaller, of a darker colour, and less pubescent ; 

 the abdomen is punctured, and the peduncle is not wider than the 

 following segment. 



Gren. SCLEEODEEMA, Latr. 



1. Scleroderma PARASITICA. S. rufo-picea, Isevis, nitida ; abdomine 

 cingulato. 



Female. Length 2 lines. Rufo-piceous, smooth and shining ; the an- 

 terior part of the head, the antennae, and legs pale rufo-testaceous ; 

 the posterior margins of the segments of the abdomen dark rufo- 

 piceous. 



Hab. Salwatty. 



Fam. MTJTILLID^, Leach. 



Gren. Mtjtilla, Limi. 



\. MuTiLLA NIGRA, Smith, Proc. Linn. Soc. iv. p. 151. 

 Hab. Salwatty. 



2. MuTiLLA MiRABitiis, Smith, Proc. Linn. Soc. vii, p. 24. 

 Hab. New Guinea. 



3. MuTiLLA MANiFESTA, Smith, Proc. Linn. Soc.'rf. p. 150. 

 Hab. New Guinea. 



4. MuTiLLA Mbrops, Smith, Proc. Linn. Soc. v. p. 115. 

 Hab. Morty Island. 



6. MuTiLLA AGiLis. M. capite thoraccquc rudc punctatis ; antennis, 

 mandibulis pedibusque ferrugineis ; abdomine albo cingulato ; alis 

 subhyalinis, unifasciatis fuscis. 



Male. Length 3^ lines. Black ; the antennae, mandibles, and legs 

 ferruginous, the coxae black ; the posterior tibiae, except the base, 



7* 



