DISTRIBUTION OF COLEOPTERA. Ill 



143. P. politus Fah. 



Unknown in our collections as native, but placed among the spe- 

 cies of our fauna by Dr. Horn on the assurance of Fauvel having a 

 specimen from North Carolina, and another from " Amer. Bor." 

 Europe. Barnaul, west Siberia. Turcomania. T. xi, 186. Hey- 

 den, 74. 



144. P. atratus Grav. 



Of this species Dr. Horn writes, " I have seen but two specimens, 

 a male without locality, and a female from Hudson Bay, both in the 

 cabinet of Dr. LeLonte." As it occurs in northern Siberia it prob- 

 ably will be found abundantly throughout Boreal America. Europe. 

 East and west Siberia. Turkestan. T. xi, 187. Heyden, 74. 



14.5. p. debilis Grav. 



This species is found here. " It occurs everywhere in the eastern 

 Atlantic region, extending as far west as Kansas and Nebraska," 

 Horn. Garland and Veta Pass, Col., at 9400 feet, Sehwarz; Santa 

 Fe Caiion, New Mexico, Snow. Europe. Africa. West Siberia. 

 T. xi, 194. Heyden, 73. 



146. p. varians Payh., var. agilis Grav.. niger Mels. 



(Var. agilis is the American form, as determined by Fauvel. 

 Nearly cosmopolitan. In the northern portions of the Atlantic 

 region, extending westward to Washington and California) Horn. 

 Melsheimer took it in Pennsylvania. Europe. Both forms occur 

 in west Siberia. T. xi, 195 ; Heyden, 75. 



147. P. longicornis Steph.. scybalariiis Nord. 



Cosmopolitan. Dr. Horn has seen specimens " from nearly every 

 region in our fauna, except vVrizona." Nova Scotia, Harrington, in 

 litt. Santa Fe Canon, New Mexico, Snow. Europe. Koultoe, 

 east Siberia. T. xi, 196 ; Heyden, 75. 



• 148. P. discoideus Grav., ruficornis Mels. 



This species, according to Dr. Horn, occurs everywhere in the 

 Atlantic region, extending to Nevada and Arizona. All Europe 

 and the circum-Mediterranean region. Turkestan. P. xi, 196; 

 Heyden, 73. 



149. P. thermarutn Aube. 



Only three specimens were known by Dr. Horn to have been taken 

 in our fauna, collected in Missouri and the District of Columbia, 

 Massachusetts, Blanchard, in litt. Europe. T. xi, 196. 



