Mesochorus] 



BRITISH ICHNEUMONS. 



325 



with the larva of a Casitiaria, tried to deposit her eiij^r in tJic latter larva, 

 but bv some mishap it did iK)t reach the intended destination " (Bifijnell, 

 I^ntom. 1880, p. 245). A female is recorded with some hesitation by 

 Fitch from Graci/Iaiia phasianipencUa {I.e. i88i,p. 141); and as bred by 

 Raynor with no query from a species of Coleophora feeding on Galium 

 vcnim [I.e. 1883, p. 67). 



13. thoracicus, Grav. 



Mesochorus thoracicus, Gr. I.E. ii. 971 ; Ratz. Ichn. d. Forst. iii. 120; Holmgr. 

 Sv. Ak. Handl. 1858, p. 117; Thorns. Ann. Soc. Fr. 1885, p. 339, <? ? ; Fonsc. lib. 

 cit. 1852, p. 437, ? ; Brisch. Schr. Nat. Ges. Danz. 1880, p. ISO, <? ; cf. Stein, Ent. 

 Nachr. 1885, p. 308. 



Black with the thorax discally sanguineous, pleurae punctate, internal 

 orbits entirely whitish, and the claws coarsely and shortly pectinate to 

 their apices. Head transverse and hardly constricted posteriorly ; of 9 

 black with a quadrate central facial mark flavous-margined, of ^ fulvous 

 with the frons, occiput and temples nigrescent, face mainly pale ; orbits 



of both .sexes broadly rufescciil ; tare siilxlcplanalc and niandihli'S broad 

 with teeth of e(|ual length. Anlt'unae pieeous, basally i)alcr bc-neath. 

 Thorax stout, nitidulous, finely and dilViLsdy punctate, and red with meso- 

 notum .sometimes apically dark-marked and the discally nigrescent meta- 

 thorax with complete uj)per areae, the areola narrow and pt'tiolar area 

 short; prothorax of J llavidous-marked. Scutelliim red. Abdomen 

 hardly longer than head and thorax; black with only apices of all the 



