Tin: MVUIAI'UDA OF NOUTK AMKKF«A. liK) 



UiWii, L'Xtciuliii;; to tilt' iiiiitli s<-;;iii«iit, :iitiil(>s 'Jit, Ion;;. Orelli \*.K in <• 

 Iraiisvri'fsr Merit's. I'lostci iial trrtli l)-f'.». <'oxhI port's. S, s, h. 7. Iai;;f. 

 tniiisvtTrtt'. Spiiiert of tlu' lirst pair of Ic^s, I, .{, J; of tlio |M'iiiiltiiii:it«' 

 pair, 1, 3, .'(, '2; of anal pair. 1. •'(, L'. 



Kt'inah': Tlaw 4»f genitalia wiot' and short, tri|>artit(': spines L'-)--, 

 short and stout, nids ttattcnctl and oWscnrely srrratt'. Lt'n;;tli, 25""". 



This s|KM'ies is desciilMil from a fcinalr spmincn. wliich has thr toiiilli 

 se^n^'iit consideraidy any:nh«t«'d, and I ;it first phned it in a nrw sid»- 

 jjenus. lint a sHuly of imiltith ntatiiH showed that thf aii;:idafion of 

 tlit^ fourth (h)rsal jjhite wa.s subject to eonsideraldr variation. 



This is the only Nortli Aiueriean speeies of the snl>j;enus I'nlithohius 

 that has theeoxal pores in a sinj;h' series, and in tliis respeet approaches 

 /.. raUihiH{)\' Kurope: but that sjM'eies has 40-(8 anteiinal joints. Ate. 

 li>542, lil «'ontains a fennile of this si>eeies. 



44. IiithobiUB multidentatus N«'wp<>rt. Marksvillc ami Natural ltri*l|rr, \':i. ; I.. 

 M. I'ikIitwikmI. 



Indiana rxiVEUsirv, Deirmlnf J, isss. 



