254 EXPERIMENT STATION RECORD. 



opossum flea (Pulex simulans), house flea (P. irritans), bird flea (P. 

 avium), the rat and mouse flea (P.fasciatus), the squirrel fleas (P. sciuro- 

 rum, P. howardi, P. wicJchami, P. gillettei, P. color adensis, P. hirsutus, P. 

 longispinus, and P. montanus), the spermophile flea (P. bruneri), the dog 

 aud cat flea (P. serraticeps), the rabbit fleas (P. goniocepltalus, P. gigas, 

 and P. incequalis), the mole flea (Typhlopsylla assiniilis), and the pocket 

 gopher fleas (Typhlopsylla americana and P. ignota) are described. 



Hemiptera (pp. 157-188). — The bedbug and its allies ( Acanthida;), the 

 blood sucking cone nose ( Gonorhin us sanguisuga), and the numerous suc- 

 torial lice (Pediculid;e), are here brought together and described. The 

 following new species are also described: Hcematopinus montanus, H. 

 erraticus, and Euluumatopinus abnormis. In the case of the long nosed 

 ox louse the name H. vituli Linn, is substituted for Pediculus oxyrhyn- 

 chus and P. tenuirostris of Nitzsch and Burmeister, respectively. 



Mallophaga (pp. 189-250). — The numerous bird lice (Philopteridae and 

 Liotheida 1 ) are treated here, aud an appendix given in which the author 

 lists the species of Mallophaga recognized as belonging to the fauna of 

 the United States aud describes several new species as follows : Doco- 

 phorus halieti, taken from the bald eagle in Florida; P>. bubonis, taken 

 from the great horned owl (Bubo virginianus); D. quiscali, from the 

 crow blackbird (Agelaiiis pkceniceus), taken at Ames, Iowa; D. sialii 

 and D. agelaii, from the bluebird (Sialia sialis); D. corvi, from the 

 common crow (Corvus americanus); I), minuto-trabeculatus, from Fulica 

 americana; D. fiisco-rentralis, from the wood pewee (Contopus virens); 

 D. coccygi, from a yellow billed cuckoo, taken at Lincoln, Nebraska.; D. 

 speotyti, from the burrowing owl (Speotyto cunicularia liypogwa), taken 

 at Lincoln, Nebraska ; Nirmus candid us xanthocephali, from the yellow 

 headed blackbird (Xanihocephalus xanthocephalus), taken at Fairfax, 

 Iowa; N~. rotundatus, from the crow, taken at Ames, Iowa; N. pictur- 

 atus, from Sturnella magna, taken at Ames, Iowa; N. pallidus, from 

 rose breasted grosbeak (Habia ludoriciana), taken at Ames, Iowa; N. 

 secundarius, from the crow (Corvus americanus), taken at Ames, Iowa; 

 N. orpheus, from Galeoscoptcs carolinensis ; N. tyrannus, from the king- 

 bird; X. marginatus, from the woodpecker (Geophloeus pileatus); N. 

 abruptus, from Golinus virginianus ; N. parallelus, from Mgialitis vocif- 

 era; Lipeurus botauri, from the bittern (Botaurus lentiginosis) ; L. 

 infuscatus, from Pltilohela minor and Bartramia longicauda; Tricho- 

 dectes para Ileitis, from the deer (probably Cariacus virginianus); T. cas- 

 toris, from the beaver; T. mephitidis, from the polecat (Spilogale inter- 

 rupta), collected at Tama Co., Iowa, aud from skunks taken at Holt 

 Co., Nebraska, and Palo Alto, California; Menopon expansion, found on 

 I>olichonyx ory.zivorus ; M. interruptus, from Corvus americanus : M. 

 fusco ■marginatus, from Turdus minor ; Trinoton minor, from the butter 

 bill coot (Oidemia); Physostomum lineatum, from the humming bird 

 (Trochilus colubris, Linn.). 



Arachnida (pp. 251-275). — The harvest mites or chiggers (Troinbi- 

 diida,*), the ticks (Gamasida-), the mites (Ixodid*), and the mites and 



