246 
COLEOPTEEA. 
p. 384, Texas, longulus, p. 385, Lake Superior, Boston, Crotch, /. c, 
spp. nn. 
Brychius horni, sp. n., Crotch, 1. c. p. 383, California. 
Cnemidotus intermedius, sp. n., D. Sharp, I. c. p. 55, Japan. 
Hyd7'opo7^ides. 
Hydroporus jyunctatus, Say, = incGqualis, F. ; H. similis, K., = im- 
pressopunctatus^ Schall,, of which lO-lineatus and A-lineatus, Mann., are 
varr. ; II. discoideus, Lee, = patruelis, Lee, $ ; H. venustus, Lee, = 
hybriduSj Aube ; H. erytJirostomus, Mann., = obscurellus, Lec. ; H. 12- 
lineatus, Lec, = alpinus, Payk. ; H. hirtellus, Lec, = subpubescens, Lec. ; 
II. lutidentus, Lec, = tenebrosus, Lec. ; H. nigellus, Mann., = tartaricus, 
Lec. ; H. puberulus^ Lec, = caliginosus, Lec. ; H. ruficapillaris, Mann., 
varians, Lec, = tristis, Payk. ; II. pulcher.i Lec, = concinnus, Lec. : 
G. R. Crotch, 1. c. p. 387, et seq. 
Hydroporus geminus occurs at Warmbrunn, Silesia, at a temperature of 
28^ Reaum. : v. Kiesenwetter, SB. Ges. Isis, 1873, p. 34. 
Hyphydrus japonicus, sp. n., D. Sharp, /. c. p. 54, Japan. 
Hydroporus japonicus^ id. ibid. Japan; H. a/^e/iMS, id. An. Soc. Esp. i. 
p. 2G1, La Granja ; H. dispersus. Lower California, Texas, plicipennis, 
California, p. 388, fuscatus, p. 391, Lake Superior to Florida, funereus, 
p. 392, addendus, p. 393, Lower California, persimilis, p. 395, Canada, 
Crotch, I. c. spp. nn. 
Hydrovatus Jiorni, sp. n., Crotch, I. c. p. 387, Texas. 
Colymhetides. 
The generic name Suphiselhis \_Syph-'] is proposed for SupJiis bicolor, Say, 
lineatus, Horn, and a new species, in case Siqjhis cimicoides and Colpitis 
inflatus, Lec, prove generically identical : G. R. Crotch, I. c. p. 397, The 
latter insect and Supliis doubledayi, B. M. Cat., are identical : J. L. 
Leconte, P. Ac. Philad. 1873, p. 326. 
Laccojyhilus calif or7iicus, Mots,, truncatus, Mann., = decipiens, Lec. ; 
Scutopterus coriaceus^ Horn, nec Hoifm., is re-named liorni (p. 405) ; Co- 
lymbetes densus^ Lec, = scidptiliSj Harr., of which exaratus, Lec, may be 
a dimorphous form ; C. strigosus, Lec, = strigatus, Lec, ; C. drewseni, 
Lec, = gnenlandicus, Aube ; Cymatopterus longulus^ Lec, ? = payJadli 
Er. ; Rhantus suturellus, Harris, = agilis, Aube, nec F., = bisti-iatus, 
Berg. ; Ilybius ungularls, Lec, = ater, Deg. ; /. pleuriticus, Lec, = con- 
fusus, Aube ; I. laramceus, Lec, =■• biguttiilus, Germ., var. ; Coptotomus 
dijicilis, Lec, = interrogatus, F. ; Agabus oblongus, 111., is a Copelatus 
with striate elytra ; Copelatus p^uncMlatus^ Aube, = glypMcus, Say ; 
Gaurodytes spilotus^ Lec. = semivittatus^ Lec. ; G. discolor, Lec, nec 
Harris, is re-named lecontii (p. 417) ; G. anthracinus, Mann,, = scapularis, 
Mann. ; G. nitidus, Say, nec F., = obtusatus, Say ; G. dubius, Mann., = 
tristis, Aube, var. ; G. subfasciatus, Lec, = reticulatus, K., = arcticus, 
Payk. ; G. irregularis, Mann., = hypomelas, Mann. G. R. Crotch, /. c. 
pp. 400-423. 
Colymbetes pulverosus, Steph., and Laccophilus flesMosus, Aube, occur in 
Japan ; D. Sharp, Tr. E. Soc 1873, pp. 48 8z 53. 
