DYTICIDiE. 19S 



Hyd. opatrinus, DeJean?—Steph. Nomenclature, p. 4-, 



Somewhat resembling Hy. dorsalis; but of rather a different form : deep blacky 

 slightly pubescent ; the thorax somewhat cordate ; with a bent transverse 

 impression, the margins punctured ; elytra oblong-ovate, with irregular punc- 

 tures on the disc, which has several slightly elevated costse : legs and antennae 

 pitchy-black, the latter palest. " Netley, Salop."— Rev. F. W. Hope. 



Page 56. Hydroporus deplanatus. " Oxford." — Rev. F. W. Hope. 



Page 56. Sp. 18. * Hydroporus ferrugineus. Depressus piceo-ferrugineus, 

 thoracis margine laterali rufo subdilatato, elytris planis, tenue punctatis, piceis 

 basi apiceque pallidioribus. (Long. corp. 2 lin.) 



Hydroporus ferrugineous. Ruold, MSS.—Steph. Nomenclature, p. 4. Depressed; 

 of a deep pitchy ferruginous, the head and thorax brightest, the margins of 

 the latter somewhat dilated and rufous, the disc smooth ; the anterior margin 

 with a faint series of impressed dots, and the hinder margin with a curved 

 thickly punctured impression : elytra much depressed, piceous, with the base 

 irregularly testaceous, and the apex pale ; the disc regularly but not very 

 deeply punctate throughout, with two longitudinal stria? of deeper impressions : 

 body beneath black, antenna; and legs ferruginous ; hinder tarsi very long, 

 " Near Collingbourne-wood ; once in 1828, and several in a stream at Kimp- 

 ton during last spring." — Rev. G. T. Rudd. 



Page 58. Hydroporus geminus. " Not plentiful, in the gravel-pit at Apple- 

 shaw: Oct. 1828."— Rev. G. T. Rudd. 



Page 58. Hydroporus granulans. " Somewhat common at Weyhill, and in 

 a new-made pond at Fyfield."— Rev. G. T. Rudd. iC Cardew-mire."— T. C. 

 Hey sham, Esq. 



Page 58. Hydroporus ovalis. " Marton Lodge, Yorkshire."— L. Rudd, Esq. 

 " Not hitherto found near Kimpton."— Rev. G. T. Rudd. 



Page 60. Hydroporus melanocephalus. " Common every where in Hants and 

 Wilts."— Rev. G. T. Rudd. " In Yorkshire."— L. Rudd, Esq. 



Page 60. Hydroporus erythrocephalus. " Same as the last, abundantly."— 

 Rev. G. T. Rudd. 



Page 61. Hydroporus holosericeus. " With the preceding, abundantly."— 

 Rev. G. T. Rudd. 



Page 61. Hydroporus pubescens. " Common at Weyhill."— Rev. G. T. Rudd, 

 Page 64. Laccophilus minutus. " Common at Marton."— L. Rudd, Esq. 



Page 64. Laccophilus interruptus. ee Very abundant at Weyhill."— Re v. 

 G. T. Rudd. " Newcastle."— G. Wailes, Esq. 



Page 66. Colymbetes guttatus. " In streams near Kimpton." — Rev. G. T. 

 Rudd. " Cardew-mire." — T. C. Hey sham, Esq. Newcastle."— (r. Wailes, 

 Esq. 



Mandibulata. Vol, II. 15th June, 1829, o 



