ON THE SPECIES OF PLATYGASTER. 269 



Psilus Boscii . . Jurine, Hymen, 318. 



Platygaster Boscii. Latr. Regne Anim. III. 475; Nouv.Edit. 

 V. 302; Encycl. Method. X. 150; 

 Curtis Brit. Ent. 309 ; Nees ab Esen- 

 beck, Hym. Jch. affin. Monogr. II. 

 306. 14. 



Atra, obscura, subtilissime squamea, fere glabra : oculi nigro-picei : 

 ocelli pallide rufi : antennae nigra ; articulus 2 US . apice fuscus : 

 thorax utrinque et subtus Isevis, nitens : abdominis segmentum 

 l um . scabrum, sulcatum ; 2 ura . nitens, laeve, glabrum, basi scite 

 sulcatum ; sequentia subtilissime punctata, apice Isevia nitentia, 

 pilis albis parce et breviter hirta : oviductus pallide flavus : pedes 

 picei ; coxae nigrse ; tibiae basi et tarsi rufa, bi apice picei ; meta- 

 tarsi supra rufo-picei : alae albo-limpidae ; squamulae et nervi 

 picea. (Corp. long. lin. \ — 1 ; alar. lin. £ — 1|.) 



Var. (j. — Mas et Fern, tarsi omnes necnon protibise basi et apice 

 rufa. 



Var. y. — Mas, mesotarsi supra picei. 



On grass in woods, near London ; during the summer and 



autumn. June ; New Forest, Hampshire. New Lanark, 



Scotland. Found by Mr. Haliday, on Cerealia, in England, 



Ireland, and Scotland. 



Sp. 2. Ino. Melicerta. Fem. Abdomen quam P. Boscii 

 brevius, cornu caput non attingens, alee subfuscce. 



Atra, obscura, subtilissime squamea, fere glabra : oculi nigro-picei : 

 ocelli pallide rufi : antennae nigra? : thorax utrinque et subtus 

 laevis, nitens : abdomen quam P. Boscii brevius, apice minus 

 acuminatum et elevatum ; segmentum l um . scabrum, sulcatum ; 

 2 um . nitidum, laeve, glabrum, basi scite sulcatum ; sequentia sub- 

 tilissime punctata, apice Isevia nitida, pilis albis parce et brevi- 

 ter hirta : cornu caput vix attingens : pedes picei ; coxae nigra? ; 

 tibiae basi tarsique piceo-rufa ; protibiae apice et protarsi rufa, 

 hi apice picei : alae subfusca? ; metalae sublimpidae ; squamulae 

 et nervi picea. (Corp. long. lin. § — f ; alar. lin. £ — 1.) 



Var. j3. — Tarsi omnes rufi, apice picei. 

 June and July ; near London. 



Sp. 3. Ino. Lycon. Fem. P. Boscii similis, cornu caput 



fere superans. 

 Atra, obscura, subtilissime squamea, fere glabra : oculi nigro-picei : 



ocelli pallide rufi : antennae nigrae ; articulus 2 U9 . apice fuscus : 



