I'l.ATK XXI. — Continuvd. 



Fig. 184. JIEGAPENTHES LUGENS, Redtenb. [F. Elateiidic. G. Megapenthes, v. 

 Kiesew.^ (Elater aterriiiius, Curtis, but not o( Liime.) 



Elongate, Mack, opaque, sparsoly imbL'scent. Head scinieircular, convex, thickly and rather 

 coarsely ])niictate ; antenna; serrated, longer than the head and thorax. Thorax elongate, convex, 

 narrowed in front : sides slightly rounded anteriorly, straight behind ; jiosterior angles acute, with 

 a short, very prominent ridge ; thickly and rather coarsely punctate, with an obscnre, central, 

 longitudinal, iinjjressed line behind. Elytra at the base a tritie narrower than the thorax, gradu- 

 ally narrowed to the apex; sides nearly straight; separately eniarginate-truncate at the tips; 

 slightly shining, deeply crenulate-striate, interstices sparsely rugnlose-punctate. Legs black, tips 

 of femora, and occasitjually the tarsi, ferruginous. Length, 4|-5 lines. 



Very rare. Windsor Forest ; Tunbridge Wells ; Hollowivy, near London ; Sydenham. 



Fig. 185. MELASIS BUPRESTOIDES, L., Curtis. (Male.) [F. Mclasidie. G. Melasis, 

 Olivier.^ 



Elongate, pitchy black, snb-opaque. Head large, narrower than the thorax, thickly and rather 

 coarsely punctate, with three shallow, longitudinal impressions in front; antenna> pitchy. Thorax 

 transverse, narrowed behind : sides nearly straight ; posterior angles acute, prominent ; covered 

 with minute asperities, and having a tine, central, longitudinal, impressed line. Elytra wider at 

 the base than the thorax, sides nearly straight ; deeply striate, the stria? minutely punctate ; inter- 

 stices slightly convex, thickly and coarsely rugulose-punctate. Legs pitchy. Length, 3-4 lines. 



Not common. Henhault, Windsor, and New Forests; Hampstead ; ic. In old trees, especi- 

 ally oaks. 



Fig. 18G. TRACIIYS MINUTUS, L., Curtis. [F. Buprcstids. G. Tracliys, F.] 



Elongate ovate, brassy black, with a faint violet tint. Head very finely reticulate, with a 

 large, deep, triangular impression between the eyes ; clothed with a sparse, short grey pubescence. 

 Thorax transverse, narrowed in front, sides nearly straight, with an impression on each side near 

 the anterior angles, and an impressed, punctate, transverse line at the base; very finely reticulate, 

 and sparsely clothed with a short grey ])ubescence. Elytra at the base a little wider than the 

 thorax, short, triangular, the sides rounded, shoulders prominent; each with a transverse impres- 

 sion at the base, a few irregularly-disposed, large, shallow punctures, and three transverse, flexuous 

 bands of silvery-grey hairs. Length, 1|-1.', lines. 



Not unconmion on sallow, birch, and hazel, in nuiny places in the south. 



Fig. 187. DASCILLUS CERVINUS, L., Curtis. (Female.) [F. Dasclllid«. G. 

 Dascillus, Latr."} 



Oblong ovate, convex, livid, clothed throtigho\it with a dense, depressed yellowish -grey pubes- 

 cence ; antenna' and legs testaceous. Head small, thickly and finely punctate, with an oblong 

 tubercle on each side at the base of the antennae. Thorax transverse, narrowed in front; the sides 

 rounded behind and reflexcd ; base bi-sinuate, posterior angles nearly rectangular; finely and thickly 

 )>unctatc. Elytra at the base wider than the thorax, slightly dilated at the sides behind, finely 

 ])unctate, the punctures arranged here and there in irregular rows; with several indistinct longitu- 

 dinal ridges. 



The males are black or fuscous, and the antenn« and legs, with the exception of the claw-joints, 

 which are testaceous, of the same colour. Length, 4J-5 lines. 



Conmion, and widely distributed. 



Fig. 188. IIYDROCYPHON DEFLEXICOLLIS, 3Iuller. [F. CyphonidiE. G. llydro- 

 cyphon, Redtenb.] (Eludes-pini, Curtis.) 



Ovate, convex, pitchy black, pubescent, shining, thickly and minutely punctate, parts of the 

 mouth, base of antenna', and legs yellow. Head transverse. Thorax transverse, narrowed and 

 truncate in front, sides rounded, base bi-sinuate. Elytra very convex, clothed with a depressed 

 yellow pubescence. Legs pale yellow, tarsi fuscous. Length, .f--^- line. 



Abundant in marshy places in thi' north. 

 ■19 



