1901.] NATURAL SCIENCES OF PHILADELPHIA. 583 



divide, about 200 feet below top of divide, White Mountains, 

 August 17. 



Epeira trivittata Keyscrlins. 



Epeira tricittata Keyserling, Sitzuiigsber. Isis, Dresden, 1863, p. 95. 

 Recorded by McCook from New Mexico; one specimen collected 

 by Prof. Townsend, and one each from Mesilla Park and Ruidoso 

 creek. 



Epeira nephiloides CamT)ridge. 



Epeira lu'p/iiloides Cambridge, Biol. Cent.-Amer. Arach.-Araa., I, p. 32 



(1890). 



Dr. Marx records a specimen from Fort Canby. 



Epeira gemma McCook. 



Epeira gemma IMcCook, Proc. Acad. Nat. Sci. Phila., 1888, p. 193. 

 A female from Rio Ruidoso, 200 feet above first Ruidoso camp; 

 a large female from East Las Vegas. 



Epeira trifolium Hentz. 



Epeira trifolium Hentz, Jour. Bost. Soc. N. H., V, p. 471 (1847). 

 Several from top of ridge near Eagle creek, White Mountains, 

 August, September. 

 Epeira moesta Keyserling. 



Epeira mmsta Keyserling, Die Spinn. Amer., IV, p. 108 (1892). 

 Dr. Marx had a specimen from New Mexico, without more 

 definite locality. 



THOMISID^. 

 Xysticus bicuspis Keyserling. 



Xi/sticus bieuspis Keyserling, Verb, zool.-bot. Ges. Wien, 1887, p. 478. 



One male from Dripping Spriftgs, Organ Mountains, and a 



female from Las Graces, which probably belongs to the male. The 



epigynum consists of a simple transverse elliptical cavity without 



any indentation. 



Xysticus montanensis Keyserling. 



Xysticus montanensis Keyserling, Verb, zool.-bot. Ges. Wien, 1887, 



p. 479. 

 Xysticus pulverulentus Emerton, Trans. Conn. Acad., IX, p. 417, 1894. 



One female from Beulah; it may possibly be a different species, 

 but the differences are so slight that, in the absence of males, I 

 refer it to this species. The epigynum has the same general shape, 

 but is longer. 



