Plate X. 



Fig. 81, PLATYCERUS CARABOIDES, L., Curtis. {_F. Lucanidie. G. Platvcerus, 

 Geoffr.-] 



Elongate, bright blue, sometimes green or violet. Head thickly and ruggedly punctate. 

 Thorax transverse, subquadrate, more or less narrowed in front, sides rounded, finely and rather 

 sparsely pnnctate, with a faint central longitudinal furrow. Elytra thrice as long as the thorax, 

 sides parallel ; ruggedly punctate, the punctures here and there assuming irregular stria?. Beneath 

 punctate, abdomen sparsely pubescent. Length, 5-6 lines. 



Said to have been taken near Bristol ; at Oxford, and near Aberdeen. 



Fig. 8,2. IPS QUADRIPUNCTATA, Hbst., Curtis. {F. Nitidulidse. G. Ips, Fab.'] 



Oblong, convex, shining black. Head triangular, rather thickly and coarsely punctate ; 

 antenn;e pitchy. Thorax transverse, narrowed in front, the sides slightly rounded, lateral margins 

 retlexed, coarsely and somewhat thickly punctate. Elytra oblong, each with two large yellow spots, 

 one oblique at the base, the other transverse near the apex ; somewhat finely and sparsely 

 punctate, with three or four exceedingly fine longitudinal striaj on the disc. Legs pitchy. Length, 

 2|-3 fines. 



Found, but not commonly, beneath the bark of trees, especially oaks. 



Fig. 83. MICROPEPLUS TESSERULA, Curtis. \_F. Micropeplida. G. Micropeplus, 



Latr.l 



Pitchy black, slightly shining. Head depressed in front, the base with three furrows ; antennaj 

 pitchy red at the base. Thorax transverse, narrowed in front, sides rounded anteriorly, lateral 

 margins flat, with a broad central longitudinal channel, and an oblong fovea on each side. Elytra 

 conspicuously longer than the thorax, each having the suture elevated, and three longitudinal 

 raised lines ; interstices exceedingly minutely punctate. Abdomen with five segments exposed, 

 the three first with three longitudinal ridges. Legs pitchy red. Length, J line. 



Very rare. Belfast, and near Nottingham. 



Fig. 84. HYDROBIUS FUSCIPES, L., var. [F. Hydrophilida;. G. Hydrobius, Leach.'] 

 (H. chalconotus, Curtis.) 



Oblong-ovate, convex, black with a brassy hue. Head with a transverse row of large punctures 

 in front, frequently interrupted in the middle, and with an oblique punctate impression on each 

 side near the eyes ; antennaj and palpi jjale red, the latter fuscous at the apex. Thorax transverse, 

 narrowed in front, rounded at the sides, thickly and finely punctate, with a few large, irregularly 

 scattered punctures near the lateral margins. Elytra ovate, thickly and finely punctate ; each 

 with eleven stria?, which are shallow at the base, deepen gradually to the apex, and are profoundly 

 and closely punctate; interstices flat, the 3rd, 5th, 7th, 9th, and 11th, with large irregularly 

 dispersed punctures. Beneath brown, pubescent, ruggedly punctate ; abdominal segments with a 

 transverse impression at each side. Legs pitchy brown, tarsi paler. Length, 2j-34 lines. 



Common in ponds and ditches. 



Fig. 85. BEROSUS SIGNATICOLLIS, Charp.* [F. Hydropbilidaj. G. Berosus, 

 Leach.] (B. rericcps, Curtis.-\) 



Broad ovate, convex. Head brassy green with a coppery tint, thickly and finely punctate ; 

 antennfe and palpi pale yellow. Thorax transverse, narrowed in front, sides nearly straight, 



* Hone Eiitomolnijice, 'iM (18-25). i Brilhh Eiiivmnlmm. v. iiO (182R). 



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