OF THE ISLAIfD OF ST. TINCENT. 121 



rugose posteriorly ; metapleura with a creuulate furrow across 

 the disk ; metapleura areolated, the central diamond-shaped area 

 rugose, the two large basal areas shagreened. Wings subhyaline, 

 the transverse nervures between the second and third submar- 

 ginal cells subobsolete. Abdomen as long as the head and thorax 

 together, the first segment and the basal two-thirds of the second 

 striated, the tliree following segments finely punctate along the 

 base ; the second segment is longer than the first in the male^ 

 shorter in the female. 



Hob. St. Vincent. 



Described from one male and two female specimens. 



Heteeospilits humeealis, sp. n. 



c? $ . Length 2 to 2| millim, ; ovipositor shorter than the 

 abdomen. Pale ferruginous, the mesopleura, humeri, and base 

 of metathorax more or less fuscous or dusky; legs white or 

 luteous. Head smooth, transversely aciculated on vertex. 

 Thorax faintly shagreened, the parapsides distinct, the middle 

 lobe roughened posteriorly; metathorax rugose, areolated. "Wings 

 subfuscous ; the stigma large, brown ; the venation pale. Abdo- 

 men not longer than the head and thorax together, the first and 

 second segments about equal, longitudinally striated, except the 

 apex of the second, which is smooth and polished, the third 

 segment aciculated at base, rest of the abdomen smooth, shining.. 



The male in structure and colour closely resembles the female, 

 except the apex of the abdomen is slightly embrowned and tha 

 mesopleura are smoother and more shining. 



Sah. St. Vincent. 



Described from 1 male, 7 female specimens. 



Ltsiteemtjs, Forster. 

 Table of Species. 



Pale ferruginous ; wings hyaline ; the last antennal joint 



not white L. terminalis. 



Dark brown ; wings with a transverse band ; the last an- 

 tennal joint white L.fascipennis. 



Ltsiteemus teeminalis, sp. n. 



$ . Length 1| millim. ; ovipositor half the length o£ the 

 abdomen. Pale ferruginous, smooth, polished ; mesopleura, 

 apical half of abdomen, and ovipositor black ; legs pale yellow. 



LDTN". JOUEN. — ZOOLOGY, VOL. SXV. 10 



