108 TBNTHREDOPSIS NIGEICOLL1S. 



7. TENTHEEDOPSIS NIGRICOLLIS. 

 PI. XVII, fig. 2, Saw. ; PI. XII, fig. 17, Mandible. 



Tenthredo scutellaris, Lep., Mon., 76, 225 ; Ste., 111., vii, 76, 10 ; 



non Fab. 

 pavida, Lep., Mon., 76, 227; Ste., 111., vii, 76, 11; 



non Fab. 

 Tenthredopsis nigricollis, Cam., Tr. Ent. Soc., 1881, 567. 



Black ; labrum and scutellar spots white ; the third to fifth or sixth 

 abdominal segments bright red ; legs testaceous ; coxse, trochanters, 

 and base of four anterior femora, and the whole of hinder femora black ; 

 apex of hinder tibiae, and the tarsi fuscous ; antennae black, pitchy 

 beneath. Wings hyaline ; tegulse black. 



The <? has the middle of the abdomen obscure red, the hinder tibiae 

 and metatarsus black, the rest of tarsi white. The clypeus is mostly black. 



Length 4 5 lines. 



Similar in structure to ignobilis, but differing from 

 it in the darker legs, in having the red band on 

 abdomen narrower, and in the mesonotum being 

 entirely black. 



A widely distributed species ; Clydesdale, Rannoch, 

 Lochaweside, South of England. 



Continental distribution : France. 



8. TENTHREDOPSIS SCUTELLAEIS. 

 PL XVII, fig. 3, Saw. 



Tenthredo scutellaris, Fab., S. P., 39, 51. 



instabilis, var. f., Klug, Berl. Mag., viii, 198, 142 ; 



Htg., Blattw., 308, 37; Evers., Bull. 

 Mosc., xx, 49, 22, var. 25. 



ambigua, Klug, Berl. Mag., viii, 202, 146; Htg., 



Blattw., 307, 34 ; Ste., 111., vii, 76, 9. 

 Perineura brevispina, Thorns, Opus., 301, 2 ; Hym. Sc., i, 296, 2. 



scuteuaris, Cam., Fauna, 52 ; Andre, Species, i, 433 ; 



Cat., 54,* 35. 

 Tenthredopsis scutellaris, Cam., Tr. Ent. Soc., 1881, 567. 



Black, shining ; mandibles, labrum, clypeus, orbits of eyes, a line on 

 pronotum, and scutellar spots yellow; the three or four middle seg- 

 ments of abdomen (save an interrupted black line in the centre) and 

 legs testaceous ; the base of front and middle femora, and the greater 

 part of hinder pair black ; hinder tarsi more or less fuscous ; trochanters 

 and a streak on coxse white. Antennae black, piceous or pitchy beneath ; 

 the third joint a very little longer than fourth ; clypeus slightly incised. 

 Wings hyaline ; tegulse pale, rarely black. 



