PROCEEDINGS OF THE NATIONAL MUSEUM. vol.42. 



Subfamily a?E!TR^STICHIN-^. 

 Genus TETRASTICHUS Haliday. 



Key for the separation of the females of some Oriental form^ . 



1. First joint of funicle hardly longer than the pedicel; coxae testaceous, 



colemani Crawford. 

 First joint of funicle about twice as long as pedicel ; coxae dark 2 



2. Propodeum between lateral carinaewith thimblelike punctures. ec^fArws Crawford. 

 Propodeum between lateral carinse without thimblelike punctures 3 



3. Legs whitish testaceous philippinensis Ashmead. 



L^8 with femora brown ophiusse Crawford. 



TETRASTICHUS COLEMANI, new species. 



Female. — Length about 1.8 mm. Green, the abdomen apically 

 brown; scape and legs, including coxge, testaceous; rest of antennae 

 light brown; first joint of funicle only shghtly longer than pedicel, 

 joints two and three about as long as first ; club almost as long as 1-3 

 united; face finely, indistinctly hneolate, smoother medially and 

 below; between eyes and mouth parts the lineolation reticulated; 

 along inner orbits a few scattered large punctures; mesoscutem and 

 scutellum finely longitudinally hneolate, the furrows distinct; meta- 

 notum a transverse strip; propodeum with the median and lateral 

 carinse strong; between them with crowded very shallow punctures; 

 prepectus and metapleurse with thimblehke punctures; mesopleurae 

 just beneath wing with a large testaceous spot ; abdomen as long as 

 head and thorax combined. 



Male. — Length about 1.5 mm. Similar in color and sculpture to 

 the female; the first joint of the funicle about as long as the pedicel, 

 the second joint distinctly longer than the first; third and fourth 

 joints about as long as first; club shghtly longer than joints three and 

 four combined; abdomen apically aeneous. 



Habitat. — Bangalore, Mysore, India. 



Type.— C&t. No. 14346, U.S.N.M. 



Many specimens reared from the larvae of Aspidomorpha miliaris 

 together \vith specimens of a Tetracampe ?, and sent by Mr. Coleman 

 (for whom this species is named) under his number 181. 



TETRASTICHUS OPmUS^, new species. 



Female.— Length about 2.25 mm. Dark blue-green, coxae metaUic, 

 trochanters and femora, except tips, brown, rest of legs testaceous; 

 scape and pedicel brownish-testaceous, rest of antennte deep brown; 

 joints of funicle elongate, the first about twice as long as the pedicel; 

 club slightly longer than first joint of funicle; face finely hneolate, 

 along inner orbits ^vith scattered large punctures; mesoscutum and 

 scutellum finely longitudinally hneolate, the median furrow on the 

 former and the two furrows on the latter very distinct; metanotum 



