108 N0CTIT1D,15. 



whitish, broad ; 4th somite with a long erect dorsal blackish pro- 

 minence, the 11 th somite with smaller prominence; numerous 

 ochreous, whitish and blackish hairs; head black. Food-plants: 

 Plum, Rose, Birch, &c. 7-9. 



3687. Acronycta tridens. 



Noctua tridens, Scbiif. Wien. Verz. p. 67 (177fi) ; Esp. Suhmeit. iv. pi. 11.5. 



ff. f)-8 ; Dup. Lep. Fr. vi. p. 222, pi. 87. f. 2 ; Wteph. 111. Brit. Ent., 



Haust. ill. p. 40; Caland, Tijd. v. Eut. xxxi.v. pi. 8. f. 2; Staud. Cat. 



Lep. pal. p. 132. 

 Noctua psi, Hiibn. Eur. Schmett., Noct. f. 5 (nee Linn.). 

 Acronycta kargalika, Moore, A. M. N. H. (.5) i. p. 2o2 (1878) ; id. 2nd 



Yiirkand Mission, Lep. p. 8, pi. 1. f, U. 

 Acronycta virga, Tutt, Entom. 1888, p. 50. 



(S . Head and thorax grey suffused with purplish brown : 2nd 

 joint of palpi with black band ; irons black at sides ; antennae with 

 the basal joint black behind; shoulders and outer edges of patagia 

 with black stripes ; tibiae striped with black, the tarsi banded with 

 black ; abdomen whitish dorsally suffused with brown and irrorated 

 with black. Fore wing grey suffused with purplish brown ; sub- 

 basal line represented by double black striae from costa ; a black 

 streak in submedian fold from base to outer edge of antemedial 

 line giving off slight spurs above near base and below at middle ; 

 antemedial line double, oblique, waved, obsolescent on inner area ; 

 orbicular defined bj^ black on outer side and below, oblique elliptical 

 and giving off an oblique black streak extending into the reniforra, 

 which is defined by black on inner side, ill-defined on outer ; an 

 oblique black striga from middle of costa ; postmedial line black, 

 defined by pale brown on inner side, double at costa, bent outwards 

 below costa, then waved, angled outwards at veins 4, 3, then 

 incurved and excurved at vein 1, crossed by black streaks in discal 

 and submedian folds from well before it to near termen, the latter 

 confluent with a terminal point; faint traces of a pale waved sub- 

 terminal line; a terminal series of black points emitting slight 

 streaks intersecting the cilia, which are brownish at base, whitish 

 at tips. Hind wing whitish, suffused with pale brown especially on 

 terminal area ; the underside white irrorated with brown, a black 

 discoidal spot, waved postmedial line excurved to vein 4, then 

 oblique, and terminal series of small black spots. 



5 . Hind wing with indistinct sinuous postmedial line, the 

 terminal area more suffused with brown. 



Ab. 1. Fore wing more variegated with white ; hind wing of 

 male white, the veins slightly tinged with brown towards termen. 

 — Britain. 



Ab. 2. virga. Fore wing with the terminal area broadly suffused 

 with fuscous. — Britain. 



Hah. Britain, Leech Coll. ; France, Leech Coll. ; Germany, 

 Zeller, Frey and Leech Colls. ; Ausieia ; Hungary ; Switzerland ; 



