116 JOHN HAMILTON, M. D. 



183. T. instabilis Mael;., fqHerus Maek.. arctims Mots. 



Alaska. The islands at the mouth of the Jenisei. T. vi, 101 and 

 124; Heyden, 69; Col. Am. 121 with plate. Fauv. 1875; Cata- 

 logue, 38. 



184. T. elongatus Gyll. 



Tiiis species, according to Mannerheini, occurs in Alaska (T. vi, 

 102). Central and northern Europe. East Siberia ; Tobolsk. Hey- 

 den, 69; Mann., 1843. 



185. Tachyporus jocosus Slay, ardnus Er. 



1 take this as well as the two following species in early spring on 

 the underside of stones in fields. It is generally distributed through- 

 out the central and northei-n portions of the Atlantic region, extend- 

 ing to Colorado and New Mexico. Europe (Finland). W. Siberia. 

 T. vi, 104; Heyden, 69. 



18(). T. chrysomelinus Linn., ncaudus Say, maculicolKs Lee. 



This species has the same general distribution in America as jocosus. 

 Europe throughout. Various places in Arctic, west and east Siberia. 

 Turkestan and Bokara. T. vi, 104; Heyden, 09. 



187. T. brunneus Fah., nitidulus Fub. 



Probably cosmopolitaiL Occurs over our entire country, includ- 

 ing California; also common in Europe and northern Africa. T. vi, 

 105. Veta Pass, Col., at 9400 feet, Sckwarz. Various places in the 

 basin of the Jenisei in eastern Siberia. Heyden, 70. 



188. T. scitulus Er., macropterus Steph. 



Cincinnati, Ohio, Durij ; Louisiana, one specimen, Horn. Com- 

 mon in Europe. Along the Jenisei ; Anuirland ; Turkestan. T. vi, 

 105 ; Heyden, 70. 



189. Cilea silphoid.es Lhm. 



This pretty little species occurs in Massachusetts, New Vork, 

 Michigan, the Lake Superior region and various ])laces in the 

 Northern States. Europe generally. T. vi, 106. 



190. Conosoma littoreum Linn. 



Occurs at Cincinnati, Ohio, Dury ; upper and lower Michigan, 

 Schivarz ; Massachusetts and Canada, Horn. Nova Scotia, Harring- 

 ton, in Hit. Europe. Along the Jenisei in west Siberia. T. vi, 109. 

 Heyden, 70. 



