88 MEGALODONTES PLAGIOCEPHALTTS. 



Continental distribution : France, Switzerland, Tyrol, 

 Hungary, Russia, Siberia (Amoor). 



2. MEGALODONTES CEPHALOTES. 



Tenthredocephalote8,Fab.,Sp. Ins., i, 408, 14 (1781); Pz., F. 

 G., Heft 62, pis. vii and viii (1799) ; 

 Coqueb., Ic., pi. iii, f. 8. 



Tarpa cephalotes, Fab., S. P., 19, 1; Klug, Berl. Mag., ii, 

 266, 1 ; Ent. Mon., 184, 1 ; Ste., 111., 

 vii, 96, 1 ; Htg. 5 Blattw., 316, 1 ; Andre, 

 Species, i, 485; Cat., 60,* 24; Zad., 

 Schr. Ges. Konig., vi, 190, 1. 

 panzeri, Leach, Z. M., iii, 132 ; Ste., III., vii, 96, 2. 



Black ; the head with three or more yellow spots ; the edge of pro- 

 notum more or less, a couple of spots on middle lobe of rnesonotum 

 and a pair on the lateral lobes, yellow. Abdomen with the basal three 

 segments marked with yellow at the sides, the succeeding bordered 

 above with yellow, and the fifth and sixth all round. Antennae 17- 

 jointed, testaceous. The basal five joints yellow ; the flabellations equal 

 in length to one of the joints. Legs testaceous, the coxae, trochanters, 

 and more or less of the base of femora, black. Wings hyaline, a reddish- 

 brown, smoky fascia along the costa. The nervures and stigma tes- 

 taceous. 



Length 10 11 mm. 



" Near Bristol but very rare," Stephens, 1. c. 

 Continental distribution : France, Switzerland, Ger- 

 many, Hungary, Italy. 



3. MEGALODONTES PLAGIOOEPHALUS. 



Vol. II, PI. VI, fig. 10, (J ; 10 a, Antenna ; 10 b and c, 

 Trophi ; 10 d, Leg. 



Tarpa plagiocephala, Fab., S. P., 20,2; Klug, Berl. Mag., ii, 

 267, 2, pi. vii, f . 1 ; Ent. Mon., 189, 5 ; 

 Htg., Blattw., 317, pi. i, fs. 2431; 

 Zaddach, Schr. Ges. Konig., vi, 194 ; 

 Andre, Species, i, 476 ; Cat., 60,* 20. 



Black ; a small mark between the antennae and two more elongated 

 ones touching each eye opposite the antennae ; a more or less inter- 

 rupted line on the head behind and extending at the sides to the eyes ; 

 a line on the pronotum, sometimes two spots in front of scutellum, the 

 base of abdomen, a broad band on fourth segment, a narrow one on 

 fifth and sixth, and a broader one on the apical segments, white. An- 

 tennae testaceous, darkened towards the apex ; sometimes the second 



