368 
Rev. T. A. MarshalPs Monograph of 
Parasite of Acidia heraclei, L., a fly the larva of which 
lives on the celery (Apium graveolens). Adelura apii has 
been noticed in England, Ireland, and Holland, and is 
probably the commonest species of the genus. 
6. Adelura sylvia, Hal. 
Alysia sylvia, Hal., Hym. Brit., ii., 25, ? . 
Adelura sylvia, Marsh., Species des Hym. d^Eur. et 
d'Alg., Bracon., vol. ii., p. 424, ? . 
$ . Similar to the preceding, but much smaller. Black ; 
mandibles red ; palpi pale. Antennse twice as long as the body, 
black, pale red at the base, 35-jointed, all the joints longer than 
in a2ni ; Srd- very little longer than the 4th. Wings hyaline ; 
radicle whitish ; squamula, nervures, and stigma pale brown ; 2Qd 
cubital areolet somewhat longer than that of apii ; radial areolet 
more distant from the tip of the wing. The other characters are 
those of apii. unknown. Length, 1 line. 
Uncommon ; found only by Haliday, in woods in the 
north of Ireland. 
xiv. Anisocyrta, Forster. 
Forst., Yerh. Pr. Rheinl., 1862, p. 268. 
Third joint of the antennae longer than the 4th, Furrow of 
the mesopleurae effaced. Stigma linear, very narrow, reaching 
beyond the middle of the radial areolet, emitting the radial 
nervure from its extreme base ; 1st abscissa so obliquely placed as 
to be almost in a line with the 2nd, not forming any distinct angle ; 
2nd abscissa twice as long as the 1st intercubital nervure ; 2nd 
cubital areolet elongate, not narrowed towards the outer end ; 
radial areolet cultriform, reaching the tip of the wing ; recurrent 
nervure almost evected ; anal nervure not interstitial. Terebra 
elongate. 
1. Anisocyrta perdita, Hal. 
Alysia per dita, Hal., Ent. Mag., v., 241, ; v., 519, 
?, pi. xvii., fig. 22 (wing). 
Anisocyrta perditaj Marsh., Species des Hym. d^Eur. et 
d'Alg., Bracon., vol. ii., p. 425, S ? . 
$ . Black, shining ; mandibles and palpi red. Antennae 
nearly one-half longer than the body, 36- jointed ; 1st joint red, 
blackish beneath, 2nd entirely red, 3rd very long. Wings slightly 
