Plate IX. 



Fig. 73. STNODENDRON CYLINDRICUM, L. Curtis (Male). \F. Lucanidre. 

 G. Sinodendron, i^.] 



Elongate, semicylindrical, black. Head coarsely and sparsely punctate, armed in front with 

 a more or less elongate curved horn, fringed on each side near the apex with golden yellow hairs. 

 Thorax scarcely longer tlian broad, slightly narrowed in front, anterior margin semicircnlarly 

 emarginate, sides nearly straight ; semicylindrical, sub-perpendicularly truncate in front, the upper 

 margin of the truncation with a prominent tooth in the centre, and an obtuse one on each side; 

 very coarsely and sparsely punctate, with a smooth discoidal space. Elytra nearly as wide as the 

 thorax, each with ten more or less interrupted longitudinal striaj, sparsely punctate, the punctures 

 large, irregularly disposed, and frequently conflneut. 



In the female the head is tuberculated, and the thorax presents two shallow apjiroximate 

 fovea3 in front, and both these segments are coarsely and confliiently punctate. Length, 4|-6i 

 lines. 



Inhabits dead trees, especially ash, and occurs not uncommonly throughout the country. 



Fig. 74. GNORIMUS VARIABILIS, L. (Male.) [_F. Cetoniidee. G. Gnorimus, Serville.'] 

 (Trichius variabilis, Curtis.) 



Ovate, depressed, black. Head emarginate in front, thickly and confluently punctate. Thorax 

 wide behind, narrowed in front, sides rounded, thickly and coarsely punctate, witli a conspicuous 

 central longitudinal channel. Elytra much wider than the thorax, thickly and ruggedly punctate, 

 presenting faint traces of longitudinal striw, each with four or five small yellowish white spots, 

 two or three on the disc, and two near the lateral margin. Terminal segment of abdomen with 

 two large yellowish white spots on each side. Beneath black, tliorax clothed with long yellowish 

 grey pubescence ; abdomen with a central longitudinal depression. Intermediate tibia; bent in a 

 semicircle at the base, gradually dilated from the middle to the apex ; posterior tarsi conspicuously 

 longer than their tibia?. 



In the female the abdomen is not furrowed beneath, the intermediate tibia; are nearly straight, 

 and the posterior tarsi do not exceed their tibia; in length. Length, 9-11 lines. 



Rare. In old oaks, Windsor Forest, Tooting Common, near Croydon, and near Highgate. 



Fig. 75. OXYTHYREA STICTICA, L. [F. Cetoniidce. G. Oxythyrea, Mulsant.l 

 (Cetonia stictica, Curtis.) 



Oblong, black with a greenish or coppery tint, sparingly clad with a long erect grey pubes- 

 cence. Head coarsely punctate, deeply notched in front. Thorax wide behind, narrowed anteriorly, 

 sides rounded in front, nearly straight behind, thickly and coarsely punctate, with a faint central 

 longitudinal impression, and four rows of three white spots. Elytra with numerous white spots, 

 sub-quadrate, depressed along the suture ; each with two faint longitudinal ridges, and six double 

 rows of punctures ; interstices sparsely punctate. Beneath shining black. Anterior tibia; with 

 two teeth on the outer edge. Length, 4-5| lines. 



Very rare. Windsor Forest. 



Fig. 7Q. POLYPHYLLA FULLO, L. (Male.) [F. Melolonthids. G. Polyphylla, 

 Harris.^ (Melolontha fullo, Curtis.) 



Oblong, above convex, pitchy black or brown, spotted and irrorated with white scales. Head 

 thickly and finely punctate, forehead with dispersed white scales in the centre, and a dense band 

 on each side next the eyes ; antenna; pitchy red, the club consisting of seven elongate leaflets. 

 Thorax transverse, narrowed in front, sides rounded, with a conspicuous central furrow, and three 

 longitudinal, more or less interrupted lines of white scales. Scutellum densely clothed with white 

 scales divided by a dark central line. Elytra ruggedly punctate, irror.ated with spots and patches 

 of white scales. Beneath with long yellow hairs, abdomen with a short depressed grey ]iubesceuce. 

 Anterior tibia; bi-dentate externally near the apex. 



D 17 



