ARACHNIDA. 107 
Precxuam, G. W. and E. G.—Pellenes and some other genera of the 
family Attide. <Bul. Wisc. Nat. Hist. Soc., 1, pp. 195-233, 
pls 2, 1901. 
Spiders of the Phidippus group of the family Attide. 
<Trans. Wisc. Acad., xin, pp. 282-346, pls. 6, 1900. ; 
Revision of the Attidse of North America. <Trans. Wisc. 
Acad., xvi, pp. 355-596, pls. 24, 1909. 
Arthrogastra. 
Unperwoop, L. M.—A preliminary list of the Arthrogastra of North 
America (excluding Mexico). <Can. Ent., xvi, pp. 162-169, 
1885. 
Banxs, N.—The Scorpions, Solpugids, and Pedipalpi. <Amer. 
Nat., 1900, pp. 421-428. 
SOLPUGIDZ. 
Srvon, E.—Essai d’une classification des Galéodes. <Ann. Soc. 
Ent. France, 1879, pp. 93-154. 
Purnam, J. D.—The Solpugide of America. Arranged for publi- 
eation by Herbert Osborn. <Proc. Davenport Acad. Nat. Sei., 
Hiesppe 149-it, 1882: 
This monograph remains incomplete on account of the death ef the 
author. It contains a complete bibliography on the family. 
Krarpetin, K.—Palpigradi und Solifuge. <Das Tierreich, Lief. 
12, pp. 159, 1901. 
SCORPIONID.E. 
Woop, H. C.—Descriptions of new species of North American 
Pedipalpi. <Proc. Acad. Nat. Sci. Phila., 1863, pp. 107-112. 
On the Pedipalpi of North America. <Journ. Acad. Nat. 
Sci. Phila., v, pp. 857-376, Pl. x, 1863. 
Tuoreti, T.—On the classification of Scorpions. <Ann. and Mag. 
Nat. Hist., xvi1, pp. 1-15, 1876. 
Etudes Scorpiologiques. <Act. Soc. Ital. Sci. Nat., xrx, pp. 
75-272, 1877. 
Knrarpretrn, K.—Revision der Scorpione. <Jahrb. Hamb. Anst., I, 
Vol. vii, pp. 1-144, 1891; II, Vol. xr, pp. 1-248, 1894. 
Scorpiones und Pedipalpi. <Das Tierreich, 8 Lieferung, 
1899, pp. 265. 
—___ Revision der Tarantuliden. <Abh. Ver. Hamburg, x11, pp. 
1-53, 1895. 
Revision der Uropygi. <Abh. Ver. Hamburg, xv, pp. 60, 
189%. 
