ARACHNIDA. 107 



Peckham, G. W. and E. G. — Pellenes and some other genera of the 

 family Attidse. <Bul. Wise. Nat. Hist. Soc, i, pp. 195-233, 



pis. 2, 1901. 

 Spiders of the PhidippUs group of the family Attidse. 



<Trans. Wise. Acad., xm, pp. 282-316, pis. 6, 1900. 

 Revision of the Attidse of North America. <Trans. Wise. 



Acad., xvi, pp. 355-596, pis. 21, 1909. 



Arthrogastra. 



Underwood, L. M. — A preliminary list of the Arthrogastra of North 

 America (excluding Mexico). <Can. Ent., xvn, pp. 162-169, 

 1885. 



Banks, N. — The Scorpions, Solpugids, and Pedipalpi. <Amer. 

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SOLPUGID.E. 



Simon, E. — Essai d'une classification des Galeodes. <Ann. Soc. 

 Ent. France, 1879, pp. 93-151. 



Putnam, J. D. — The Solpugidse of America. Arranged for publi- 

 cation by Herbert Osborn. <Proc. Davenport Acad. Nat. Sci., 

 in, pp. 119 if, 1882. 



This monograph remains incomplete on account of the death of the 

 author. It contains a complete bibliography on the family. 



Kraepelin, K. — Palpigradi unci Solifugae. <Das Tierreich, Lief, 

 12, pp. 159, 1901. 



SCORPIONUXE. 



Wood, 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. 357-376, PL xl, 1863. 

 Thorell, T. — On the classification of Scorpions. <Ann. and Mag. 



Nat. Hist., xvn, pp. 1-15, 1876. 

 Etudes Scorpiologiques. <Act. Soc. Ital. Sci. Nat., xix, pp, 



75-272, 1877. 

 Kraepelin, K. — Kevision cler Scorpione. < Jahrb. Hamb. Anst., I, 



Vol. vin, pp. 1-111, 1891 ; II, Vol. xi, pp. 1-218, 1891. 

 Scorpiones und Pedipalpi. <Das Tierreich, 8 Lieferung, 



1899, pp. 265. 

 Kevision cler Tarantuliclen. <Abh. Yer. Hamburg, xm, pp. 



1-53, 1895. 

 Kevision cler Uropygi. < Abh. Ver. Hamburg, xv, pp. 60, 



1897. 



