THK MVKIAPODA < il- NOlMH AMEKICA. r)5 



ti'iiiiiv Ion;;, ('(nuil to \\w width of hotly. Eyes flistinet, triaiifrulat : 

 oci'lli iMor«'<;r l«'ss proiiiiiH'iit. H>-7(), ananj;«'(l in S-0 sori<'s. Sryini'iits, 

 ,M-»;,"), I'Mist s(>yiii<'iit w illi four rows of st'tijicrous fovcohi'. si<h's striata. 

 Otiu'i s(';:iiu'iits ino(lnat«'ly striati' beiicatli. imstcrior division of eacli 

 t'egiiUMit niaikrd with tine stiia-. Last scgnient produced into a short 

 si)ine, not projectinji beyond the anal valves; not smooth, densely pilose; 

 anal valves not nuii^inate, roujih. densely pilose; anal seale, small, 

 iound«'d. pilose. Uei)u^Matorial pore moderate, partly hidden by the 

 transverse suture, which is rather sharply eniarjiinate. Pairs of feet 

 l(M>-llL'. not extcndinji much beyontl the width of body, densely pilose. 

 Male: .Mandibuhiry stipes strongly i)roduced beneath. First pair of 

 legs large, uncinat*', tlie inner surface with numerous tubercles, pilose. 

 Ventral margin of the seventh segment not much ])roduced. Genitalia 

 exposed; anterior plate thick, roun<led, the end somewhat clavate and 

 scooped out, very pilose ; posterior plate strongly twisted and rolled, 

 the apex divided into three plates, the anterior lanceolate, not serrated, 

 the others broad aiul thin, with the edges strongly toothed. Flagellum 

 not detected. Length of body, 20-38"""; width, l.r,-2"'"'. 



Habitat. — Pennsylvania, Virginia, and Indiana. 



1 have examined numerous specimens of this species from Blooming- 

 ton, Indiana. JkIkx monttinuii Cope is identical with this species. 



Specimens not adult range as follows: 



15. Parajulus canadensis (New)>ort). 



Ji(lu8 canadtuKin Newport, Ann. A. Ma^. Nat. IIi^st., 267, 1844. 



Dark brown, almost black, sides with a series of yellow, conglom- 

 erated spots; feet very pale, antenna* scarcely i)aler. Rather slender, 

 not smooth, shining, nor jiilose. Vertex rough, a slight median sulcus, 

 setigerous foveola* present. Antenna* short, about equaling width of 

 body. Eyes distinct, triangular; ocelli rather Hat, 43-50, arrange<l in 

 <l-8 series. Segments, o0-57. First segment with sides striate. Other 

 segments moderately striate, numerous tailed-like punctations. above. 

 Last segment produced into a large, strong, round, decurved spine, 

 sparsely pilose; anal valves scarcely marginate, pilose; anal scale tri- 

 angular, pilose. Kepugnatorial pore large, not touching the transverse 

 suture, which is broadly but not deeply emarginate. Pairs of feet, 

 S6-93, stout, not eipialing the widtli of body, sparsely pilose. Length 

 of body, 18-25"'"' ; width, 1.3-1.5"'"'. 



Habitat, — Canada and Northeastern Ignited States. 



