1901.] NATURAL SCIENCES OF PHILADELPHIA. 579 



Lithyphantes fulvus Keyst•l■lin.^. 



Lithypliantes fnlvus Keys., Die Spinn. Amer., Theridiidic, p. 112, 



1884. 



One immature specimen from Las Cruces (Cockerel!). 



Lithyphantes corollatus (LinnC"). 



Aranea corolhita Linne, Syst. Nat., Ed. X, i, p. 621 (175H). 

 A female from Las Vegas (Cockerell), and a pair from Prof. 

 Townsend. 



Lathrodectus mactans (Fabricius)."; 



Aranea mactans Fabricius, Eutom. Syst., II, p. 410 (1793). 

 ' 'An adult female from Mesilla Park in April, also young from 

 Las Cruces (Cockerell) ; one female from Las Vegas Hot Springs, 

 January. It is also found commonly at Santa Fe (Cockerell, 

 Bull. 15, N. M. Agr. Exp. Sta., p. 81). 



Euryopis funebris (Ilentz). 



Theridimn funehris Hentz, Jonr. Bost. Soc. N. H., VI, p. 276 (1850). 

 Several specimens from Beulah. 



Grammonota pictilis (Cambridge). 



Erigone pictilis Cambridge, Proc. Zool. Soc. London, 1875, p. 396. 

 Three females and a male from Albuquerque; do not appear to 

 differ from Eastern specimens. 



Ceratinella occidentalis n. sp. 



Cephalothorax uniform dark red-brown, shining; abdomen dull 

 gray, with a dark red-brown'' dorsal shield, containing four black 

 submedian impressions forming a trapeze; sternum red-brown; 

 mandibles paler red-brown, fang black in middle; legs pale red- 

 dish, the patellre paler, especially from beneath; abdomen with 

 many small dark pits from which arise hairs. Cephalothorax 

 rather short and broad; P.M.E. fully one and one-half their 

 diameter apart, and as far from the equal P.S.E. ; A.M.E. 

 small, close together, farther from Ihe larger A S.E. Sternum 

 broad, broadly truncate between hind coxre which are widely sepa- 

 rated. Abdomen with a large rounded dorsal shield, about one- 

 third longer than broad, and rather pointed behind ; on the venter 

 there is a somewhat semicircular shield each side of the epigynum, 

 another in front of the spinnerets, and several corneous dots as 

 follows: Two behind epigynum, two in front of the anal plate, 



