DYTICID^E. HALIPLUS. 41 



Not uncommon in ditches and ponds near London, and at Hert- 

 ford and Ripley; also in Norfolk. " Wandsworth-common." — 

 Mr. Ingpen, " Plentifully at Bottisham." — Rev. L. Jenyns. 



Sp 5. obliquus. Flavo-testaceus, elytris obsolete punctato-striatis, basi, fascia 

 media inosquali lituraque intra apicem nigris. (Long. corp. 1^ — 2 lin.) 



Dy. obliquus. Illiger. — Ha. obliquus. Steph. Catal. p. 43. No. 417. 



Testaceous yellow ; head glossy, finely and thickly punctate, with a blackish 

 streak behind : thorax pale testaceous, the anterior margin more or less dusky, 

 the surface very finely punctate throughout, with a sinuated row of larger 

 impressions at the base, and a straight one at the apex, placed transversely, 

 elytra acuminated, pale-yellowish, rather obsoletely punctate-striated, with 

 the base, an irregular oblique interrupted fascia, and a patch at the apex, 

 black: body glossy testaceous- yellow beneath, the laminae obsoletely punc- 

 tated : legs and antennae pale ferruginous. 



Var. /s. With the spots on the elytra more or less confluent. 



Not very common : found in the metropolitan district, and in 

 Norfolk. " Sparingly at Bottisham." — Rev. L. Jenyns. 



Sp. 6. confinis. Rufo-testaceus, elytris obsolete punctato-striatis, striis in- 

 fuscatis, interstitiis immaculatis. (Long. corp. if lin.) 



Ha. confinis. Kirby MSS.— Steph. Catal. p. 43. No. 418. 



Testaceous-red, slightly shining : head obscurely but thickly punctate, dusky 

 behind: thorax ferruginous, immaculate, obsoletely punctate, with an im- 

 pression behind the centre of the disc : elytra acuminated, faintly punctate- 

 striated, the striae dusky, the interstices immaculate and impunctate : body 

 rufo-testaceous beneath, the laminae finely punctated : legs and antennae fer- 

 ruginous, the latter palest. 



Var. 0. With the striae on the elytra transversely fuscous, the colour sometimes 

 confluent towards the apex. 

 Taken occasionally near London, but more frequent in Norfolk 



and Suffolk. " Wandsworth-common and Copenhagen-fields."" — 



Mr. Ingpen. 



Sp. 7. lineato-collis. Pallide testaceus, thorace lined longitudinali nigrd, 

 striga posticd lunulisque duabus impressis. (Long. corp. l| — If lin.) 



Dy. lineato-collis. Marsham.—ft&. lineato-collis. Steph. Catal. p. 43. No. 

 418. 



Pale-testaceous: head ferruginous, thickly punctate, the vertex sometimes 

 pitchy : thorax rather convex, rather thickly punctulate, the anterior edge and 

 a longitudinal dorsal line dusky-black; near the base is a transverse impressed 

 streak, deepest in the middle, and, near the margin, on each side, a very deep 

 arcuated impressed stria: elytra acuminated, rather convex, pale, shining, 

 striated, the striae composed of deep impressions, the interstices with a few 

 scattered dots, and several obsolete brown spots ; at the base of the fourth and 

 fifth striae from the suture are two very short and deep oblique striolae : body 



