136 JOHN HAMILTON, M. D, 



ELATERID.E. 



327. Cryptohypnus hyperboreus Gyll. 



This species, which occurs in the Alps and Lapland in Europe, 

 and on the Obi and Jenisei in Arctic Siberia and in Kamtschatka, 

 is found in Alaska according to Mannerheim. Heyden, 121 ; Nord., 

 26. 



328. C. pulchellus Linn., exiguiis Rand., guttatulus Mels. 



Dr. LeConte supposed this species might have been introduced 

 from Europe. Massachusetts, whence my native specimens ; New 

 York ; the mountains of Lycoming, Pa. ; Oliio {Davy). T. Am, P. 

 X, 487. West Siberia. Heyden, 121. 



329. C. littoralis Esch. 



Occurs in Alaska. Kamtschatka. Heyden, 121. My specimens 

 are from Sitkha, where it is said to be common. 



330. C. bicolor Esch., lacustris hec. picescens 'Lee, fallnx, limbatus, scarificatus 

 Manu. 



Common in Labrador (Packard) ; Mount Washington, N. H., 



Austin; Lake Superior {LeConte, Schivarz) ; Veta Pass, Col., at 9200 



feet, Schivarz; Alma and Leavenworth Valley, Col., at 9000-10,000 



feet, Boivditeh; Santa Fe Caiiou, New Mexico, Snoiv; Alaska, Mann. 



Kamtschatka. Heyden, 121. Nikolaevsk, Heyden, 1885. 



331. Elater nigrinus Payh., anthracinus Lee. 



The distribution of this species is wide ; Alaska to Vancouver, 

 LeConte; Michigan, Schwarz ; Canada ; Green Mountains, Vermont, 

 Sprague. Central and northern Europe. Barnaul, on the Obi, 

 west Siberia; Amurland. T. xii, 10; Col. Am. Ill ; Heyden, 120; 

 Mann., 1853. 



332. Melanotus castanipes Payh., obscurusOWv. {scrobicoUis Lee. % . castani- 

 pes Lee. 9 , Horn, in litt.) ; insequalis Lee. 



This species, as thus constituted, occurs fi-ora the Middle States to 

 Canada (Pennsylvania, Ohio, New York, Green Mountains, Ver- 

 mont, Michigan, Lake Superior region). Europe. West Siberia; 

 Amurland. T. Am. P. x, 476; Heyden, 121. 



333. Athous undulatus DeGeer, trifasciatus Herbst., var. bifasciatus Gyll., 

 var. iinifasciatus Motsch. 



" Mr. Ulke received specimens of this species from Hudson Bay, 

 LeConte. Pr. 1866, 391 ; notice of its occurrence elsewhere has not 

 been observed. Europe. Siberia (lakutsk, on the Lena, and several 

 places in the Government of Tomsk). Heyden, 122. 



