556 HARVEST-SPIDERS OF OHIO — -WEED. 



j);it('lhi ;iimI tip ol' IViiiur; liitlicr Inii", sliMidor. willi the iiiiicr (lisl;il 

 angle ot" i);it('ll;i soiiict iiiics slij^litly ])i'()loiij;o<l; Joints slightly uiclicd, 

 espooially i)atolla; foumr, patclli", especially on dorsal snilaco, and 

 tibia, inrnislu'd with munerous black, si)inose tubercles and hairs; 

 tarsus furnished with hairs, and with ai row of tubercles on its inner 

 ventrolateral surface. Mandibles li<;ht yellowish brown, tips of claws 

 black; sect)nd joint furnished with numerous stiff, blackish hairs. 

 Veiitruni li<;ht brown or grayish ; sides of pectus and coxie tubercu- 

 late; trochanters black, tuberculale; remaining portions of legs dark 

 brown, excei:t the joints and tarsi, which are blackish. Genital organ 

 sin)ilar to that of L. maculosuin. 



Female. — Body 12""" long; 0.5""" wide; palpi <>""' long. Legs: first, 

 .20'"'"; second, 35""" ; third, 21"""; fourth, 28""". 



Differs from the male in its larger body, especially the abdomen, and 

 in having fewer tubercles on the dorsum and [)alpi. 



Ohio: Franklin County, August 4, 1800; Fulton County, August, 

 1890; Lawrence County, July, 1880, September 5, 1800; Warren 

 County, July 5, 18, August, 1800. 



Liobuniiin grande (Say) var. .s'uhiIc Weed. 

 Liohinntm similis Weinl, Aiiicr. Nat. xxn, !)1S; Tiaus. Am. Ent. 8oc. xix, 193. 



JMale. — This variety is at once distinguished by the deep black 

 color of the palpi and mandibles. It does not dilfer in other respects 

 from normal grande. 



Ohio: Cuyahoga ('ounty, August, 188t); IJutler County, Sei)tember, 

 1800. I have not yet seen any females having the marking^ of this 

 variety. 



Mitopiis 'riioicll, 1876. 



First Joint of mandibles with a strong tooth on central surface near 

 base. ^Maxillary lobes of the second pair of legs in the form of elongated 

 triangles, large at base, anterior border straight C'law of i)alpus not 

 denticulate. The body teguments are solt or subcoriaceous, and the 

 anterior border of the cephalothorax in our s])ecies is i)rovided at the 

 middle with thice sniall geminated points. The dorsal surface is pro- 

 \ided usually with small teeth, which, on the abdomen, are arranged in 

 transverse series. The eye eminence is of nu'dinm size, about as wide 

 as long, lightl\' canaliculate, and })r()vided with two series of low 

 tubercles. 



But two American si)ecies ha\'e been described, both of which are 

 found in Ohio. They may be distinguished thus, 



I..ogs mottled gray, not iiiiil<isli phtiifi. 



Lcgii with a distinct iiiiil;isli tiin^e ohiociitiis. 



