342 HETEROMERA. SCYDM^ENIDJE. 



spot behind the middle on the lateral margins ; legs and antenna? testa- 

 ceous. (L. l^l.) Hedges: London district : 6. 



2678 angustatus Cur. fo. 714. — Elongate, narrow ; dull brown, with ochre- 

 ous pubescence ; thickly and rather coarsely punctured ; back of head 

 and thorax, which is obovate, bright red, disc dusky ; legs and antenna? 

 pale chestnut. (L. 1 1.) In grassy places: near Gravesend, and Isle of 

 Wight: 6-10. 



2679 humilis Ahr. F. x. f. 6. — Ste. M. v. 75. — Pitchy-black, with a gri- 

 seous pile ; punctured ; head black ; thorax tumid in front, base much 

 narrowed ; coleoptera rather wider than the thorax, obovate, the suture a 

 little raised; legs red, knees dusky; base of antenna? red. (L. If 1.) 

 Banks of Thames : 7. 



2680 constrictus Rudd. — Cur. fo. 714. — Piceous, shining; punctured; 

 thorax constricted behind, with a transverse channel ; elytra slightly pu- 

 bescent, with a chestnut line, or bright red spot, at the apex ; mouth, 

 antennas, and legs tawny ; middle of thighs and hinder tibia; pitchy. (L. 

 1^ 1.) Banks of Thames, and Ryde : 6-8. 



2681 tibialis Cur. xv. pi. 714. — Piceous, sometimes tinted with bluish; 

 punctured ; head behind and thorax chestnut red ; front of the latter 

 pitchy; elytra with ochreous pile; base sometimes chestnut ; mouth, an- 

 tennas, and legs tawny ; thighs pitchy-chestnut, black in the middle ; 

 hinder tibia; dilated towards the tip, which is concave, and, as well as the 

 apex, ochreous. (L. 1^-1.) Banks of Thames; Southampton Water, and 

 Ryde: 6-10. 



Fam. 74. SCYDMiENIDiE Leach. 



(dlxvi. Mastigus Ant. geniculated, somewhat filiform : max. palpi 4-jointed, 

 the 2 apical joints forming an oval mass : elytra united.) 



dlxvii. ScTDMiENUS Ant. straight; longish, clavate : max. palpi 4-jointed, 

 3d joint large, pear-shaped, 4th minute, simulated : tho. narrower than 

 the elytra ; the latter free, base often foveolated : thighs clavate. 



dlxviii. Megaladekus Ant. straight, clavate, rather long, 8th joint much 

 smaller than the 7th, terminal one very large : max. palpi shortish, apical 

 joint extremely minute : tho. very large, much wider in front than the 

 elytra, which are separated : legs rather slender. 



dlxix. Eutheia Ant. straight, stout, clavate ; club 3-jointed : palpi very 

 minute : tho. convex, anterior angles rounded, base truncate, with a row of 

 impressions : elytra truncate, the base plicate : thighs slightly thickened. 



(566 Mastigus Latreille.) 



(2682f palpalis Lat. G. i. 281. pi. 8. f. 5. — Ste. M. v. 79. note. — En- 

 tirely black. (L. 2\ 1.) Said to have been taken in England.) 



567 Scydmjenus Latreille. 

 § A. Palpi with terminal joint nearly obsolete : — Eumicrus Laporte. 



2683 tarsatus Kunze, M. 11. — Den. pi. 11. f. 1. — Ste. M. v. 80. — Pitchy- 

 brown, pubescent, shining ; head a little truncate in front ; thorax some- 

 what ovate, the base with 4 foveolets placed transversely ; elytra rather 

 paler, with 2 basal impressions ; antennas and legs testaceous ; anterior 

 tarsi much dilated. (L. 1±-1§ 1.) In grassy hedges : London district; 

 Bristol ; Weston ; Swansea ; Raehills : 4-6. 



2684 ruficornis Kirby. — Den. 59. pi. 11. f. 2. — Ste. M. v. 80. — Pitchy- 

 black, slightly pubescent ; head large, rounded; porrected ; thorax densely 

 clothed with dusky hairs, the base with 2 deep punctures ; elytra very 



