74 HILLKTIN K;, UMTKI) 8TAT1:« national Ml'SKlM. 



8. CraspedoHoma flavidum. sp. imv. 



Vrllowish l)i<twn, loet and :int(>iiiiii- li;iliter, I'ohiist, s«';;tm'>its not 

 <'onstii«-t«'<l, lateral carina* aiiiall, and Imdy stroiij^ly rcsrniblin;; that of 



('«(iii/trihs. Antcnnn- loiiyrr tlian widlli ofbudy. Ocrlli llJ-14, distinrt, 

 ari-an;;('d in a trian^^ulai ])at(li and in 5 or (» series. Dorsal platOH 

 rather smooth, seti^erous ^iianules small, sota- rathei lai'^je. Male feet 

 erassate, those of t'emalc slen(h'r. Lenjjth (tf liody ."i.S"""; width .7 



Utihitdt. — Okoloiia. 



This siM'«*ies stron^ily resembles a Vnmpodtn. In lilt* the individnals 

 are a dusky yellow. This description is based upon a male an<l female. 



9. Craspedosoma carinatum ISolliuan. 



Not Common in the I"'onr«'he bottoms, south of Little Itock; also 

 found on the {^rounds of the Deaf Mute Asylum. 



10. LeptodesmuB hispidipes (WikhI). 

 Abundant every wIumo. 



Very common throughout the State. All specimens obtained were 

 younj>, but the she lis of ijiany adults were found. 



11. Euryurus evides IWillinuii. 



I'uriidexmiiH vridcH nollman, Knt. Aiiicr., II, 22i>, 1KS7 (Winona, Minn.). 

 Couunon over the State. Specimens agree with tho.se from M innesota. 



12. Chdetaspis albus ISollnian. 



( hivldsp'iH (ilhiiH ISoiliiian. I!nt. Amor., Ill, 4(5, 1S87 (lUooniiiif^ton, Iml.). 

 One specimen obtained at Little liock. 



13. Polydesmus minor, sj). nov. 



Dark shinin>i brown, lightei- beneath. Moderately slender, <lei>res8ed, 

 slijilitly acuminate anteriorly and posteriorly, smooth, very s|)arsely 

 pilose (seti<ier«ms). Antenna* equal to width of body, subclavate. 

 First dorsal plate w^ide, an<;les not or but slightly produced, not toothed, 

 tubercles not distinct, except lateral. Other dorsal plates with i)os- 

 terior anjiles pioduced, especially i)osteriorly ; lateral umrgins 3 or 4 

 toothed, indi.stinct posteriorly, tubercles distinct, arranged in two rows 

 of fimr each, anterior border indistinctly divided into two, posteriorly, 

 the la.st row of tubercles project beyond border of segments. Legs 

 h)ng,crassate in male. Male: Copulation foot very similar to sen-atus; 

 ventral plates produced into a short, pilose lobe anteriorly. Length 

 of body 10-14'""', width 1.5-1.8""". 



Habitat. — Little Kock. 



This species is described from a number of specimens found in the 

 low lands south of Little Kock. 



14. Polydesmus pinetorum, s]>. nov. 



Very similar to P.scrratus, but the general color paler and size smaller. 

 Tuberculation not so distinct, sides of tirst segment 1 toothed, other 



