LOPHYRUS SERTIFERUS. 81 



SECTION 2. Accessory nervure appendiculated close to 

 the apex. Body smooth, shining, almost impunc- 

 tate. Abdomen long, cylindrical, the seventh ventral 

 segment entire (rufus) or slightly incised (pallipes). 

 Claivs cleft (sertiferus) or simple (pallipes). 



1 (2) Body for the greater part red ; claws bifid. Sertiferus. 



2 (1) Body black ; claws simple. Pallipes. 



5. LOPHYRUS SERTIFERUS. 



PI. II, fig. 2, ? , 3, rf ; PI. V, fig. 4, 4 a, Larva ; fig. 



5, Cocoons. 



Tenthredo sertifera, JFourc., E. P., ii, 378, 46. 



juniperi, Christ, Hym., 432, pi. xlix, f. 4. 



pectinata-rufa, Retz., De Geer, 44, 319. 



Lophyrus rufus, King, Berl. Mag., vi, 53, 3; Fall., Mon., 14, 

 13; Dbm., Prod., 95, 31; Curt., B. E., ii, 

 pi. liv ; Ste., 111., vii, 21, 3, pi. xxxv, fs. 1 and 

 2; Htg., Blattw., 164, 14; Thorns., Hym. 

 Sc., i, 64, 11 ; Voll., Tijd. Entom., iv, 65, 

 pi. i ; Andre, Species, i, 62 and 71 ; Cat., 

 9,* 12. 



picetp, Lep., Mon., 56, 160. 



Red, smooth, shining, almost impunctate; flagellam, parapsides, 

 metanotum, and more or less of base of abdomen, black ; coxae, tro- 

 chanters, knees, and base of tibiae, whitish. Wings hyaline, nervures 

 yellow. Claws with a subapical tooth. Accessory nervure in hind wing 

 appendiculated near the apex. Antennae 23-jointed. 



(^ black, legs and abdomen in the centre beneath red; the basal 

 outer branch of the antennae (which are 23-jointed) thicker than the 

 others, and curved and elbowed at the base ; the apical three straight. 



Length 3| <, 79 ? lines. 



A species easily recognised by the smooth almost 

 impunctate body, reddish colour, and by the accessory 

 nervure being appendiculated quite near to the apex. 

 Often there is no black on the abdomen. 



The larva has the head deep black, the oral region 

 being also black ; sparsely pilose. The body is dirty, 

 pallid, greyish-green, the skin wrinkled, the top of the 

 wrinkles bearing small black, bristle-bearing points, 



VOL. in. 6 



