66. 
156 
utroque seriebus quatuor e puncetis minutis impressis, 
suturali prima regulari simplici, reliquis duplicatis po- 
sticeque macula minuta. nigrescente. 
Longit. 62 — 71 lin. Latit. 31 — 32 lin. 
Dejean, Cat 3-éme edit. p. 61. — Motschulsky, en 
thares de la Russie, Cat. p. 7. 
COLYMBETES DOLABRATUS Hrichson, «pin Dyt. p. 33. — Aube, 
Spec. gén. p. 232. 10. Iconographie V. p. 103. 7. tab. 13. 
fig. 2. — Gaubil, Cat. p. 44. 6. — Cat. Col. Europ. 1852. 
p. 14, Dyriscus norasnarus Paykull, Fauna Suec. Г. p. 205. 
13. — Gyllenhal, Ins. Suec. I. p. 418. 12. — Sahlberg, - 
Ins. Fenn. Г. p. 158 12. — Zetterstedt, Fauna Lappon. 
I. p. 210. 9. Ins. Lappon. p. 129. 11. 
In aquis stagnantibus insulae Kadjak semel invenit D. 
Holmberg; о alterum ad sinum Woskresensk 
peninsulae Kenai, exitu Maji, а D. Е. Frankenhaeuser 
captum. ; 
Irvsivs picipes Kirby: oblongo-ellipticus, con- 
vexus; supra aeneo - niger obscurus, reticulatim con- 
fertissime acuductus, subtus aterrimus; vertice vix 
conspicue rufo - bimaculato; thorace antice serie du- 
plici e punetis minutis marginato, margine basali pun- 
ctis vix conspicuis, ante scutellum omnino nullis; ely- 
tris punctis minutissimis obsolete impressis rarioribus, 
hinc inde sparsis, vix in series digestis; labro, anten- 
nis pedibusque quatuor anterioribus piceis. 
Longit. 44 lin. Latit. 2 lin. 
CoLYMBETES picipes Richardson, Fauna Bor. Amer. IV. p. 71. 
105. 
Habitat in aquis ad sinum Woskresensk peninsulae Kenai 
rarissime; D. Holmberg. 
