554 HARVEST-SPIDERS OF OHIO — WEED. 



thick, so united w itli tlic rcniur as to t'oriii an aicli, witli sparse hairs 

 and a few scattered tubercles on its dorsal and outer-lateral surfaces; 

 tibia arched, densely clothed witli lonj;", black haiis; a patch of short, 

 black tubercles on the proximal portion of its ventral surface, and a 

 short row of similar tubercles on the apical i)ortion of its inner, ventro- 

 lateral surface: tarsus clothed with lonj;, black hairs, with a row of 

 short, black tubercles on its inner ventrolateral surface, terminating- 

 in a short, denticulate claw. Yentrum light reddish-brown. Coxa^ 

 reddish, with a few short hairs; two front i)airs with a row of subob- 

 solete tubercles on the anterior border. Trochanters light brown, 

 darker above; renuiining joints of legs reddish-brown with darker 

 annuli; feni<)ra, patella, and tibia having rows of short spines. Shaft 

 of genital organ very robust, flattened, distally cur\ ed and suddenly 

 contracted, and terminating in a short, acute point. 



Described from several Illinois si»ecimens. This is a rare form of 

 which the female is yet unknown. The species does not strictly be- 

 long to Liobunumon account of the process on the fennirof the palpus, 

 but as this may be merely a sexual peculiarity not possessed by the 

 female, T leave it in that genus for the present. I have a single speci- 

 men colle(;ted on Catawba Island by Mr. J. S. Hine. 



Liobunum maculosum (Wood) Weed. 



(Plate lA-vl.) 



Phalanfjium maculosum Wood, Coram. Essex Iiist., vi, 31-32, 40. 

 rii((lau(/iiim m<iculo>!um Wood, t'liderwood, Can. Ent., xvii, 168. 

 I'hahnxj'unn (?) matuloKumWood. Weed, Hull. 111. State Lab. Nat. Hist., Ill, 104. 

 Liobunum muculoKum (Wood). AVced, Aruer. Nat. xxiv. 918; Trans. Am. Ent. Soc, 

 XIX, 191. 



Male. — Body 8""" long; 4.5""" wide; palpi 5.5""' long-. Legs: first, 

 19"'"'; second, '33"""; third, 21"'"'; fourth, 26 



Fe^iale. — Body 11""" long; C""" wide; palpi 5""' long. Legs: tirst, 

 IG"'"'; second, 32"""; third, 20'""'; fourth, 27"'"'. 



Body large; dorsum granulate, cinnamon -brown, with an indistinct 

 darker, vase-shaped central marking, beginning at the eye eminence, 

 contracting slightly on the lirst abdominal segment, and then slightly 

 expanding and running with nearly parallel sides to the i)osterior 

 extrenn'ty ; a great many small yellow s])ots on the abdonunal segments 

 arranged in irregular transverse series (in the male uiuler examination 

 there is on the front margin of the middle of the tirst abdominal seg- 

 nuMit, and between that and the eye eminence on the cephalothorax, 

 transverse masses of minute golden dots); in front of eye eminence is 

 a whitish V-shaped mark. Eye eminence well developed; black, ex- 

 cept a whitish spot at the base both in front and behind; <'ontracting 

 from base u])ward; scarcely canaliculate; with two subob.soh'te rows 

 of blackish tubeicles. On the front maigin of the cephalothorax, 

 directly in front of the eye eminence, is a patch of three rows of siiudl 



