1908.] NATURAL SCIENCES OF PHILADELPHIA. 263 



twice as far from each other; quadrangle of posterior eyes about one- 

 fifth as long as the cephalothorax. 



Lower margin of furrow of the chelicera armed with three equidistant 

 conical teeth, these equal in size, the third no smaller than the first. 

 The upper margin with three teeth, the middle, as usual, much largest, 

 the first and third about equal, both usually contiguous with base of 

 second, or the third slightly removed. 



Legs short and moderately slender; tibia + patella of fourth legs 

 shorter than the cephalothorax; metatarsus of fourth legs much 

 shorter than tibia + patella; anterior tarsi slightly curved, others 

 straight; two anterior pair of femora slightly bent forward, last pair 

 slightly bent backward; first and second tarsi scopulate; third and 

 fourth tarsi not truly scopulate, subdensely setulose; tibiae and meta- 

 tarsi of first and second legs armed beneath as usual, patella of these 

 legs imarmed. 



Epigynum as Rgured (PI. XXI, fig. 3). 



Total length, 13 mm. Length of cephalothorax, 5.1 mm.; width, 

 3.8 mm. 



Length of leg I, 10.9 mm.; tib. -f pat., 4.1 nmi.; met., 2.1 mm. 



Length of leg II, 10.6 mm. 



Length of leg III, 9.2 mm. 



Length of leg IV, 14 mm. ; tib. + pat., 4.8 mm.; met., 3.3 mm. 



Syn. — 1890. Lycosa pratensis, Marx, Proc. U. S. N. M., 12. 



1892. Lycosa pratensis, Banks, Proc. Phil. Acad. Nat. Sci., 44, p. 64. 



1894. Lycosa pratensis Emerton, Trans. Conn. Acad. Sci., IX, p. 422, 

 PI. Ill, fig. IV. 



1895. Lycosa pratensis Emerton, Banks, J. N. Y. Ent. Soc, III, p. 91. 

 1902. Lycosa pratensis Emerton, Common Sp. U. S., p. 69, figs. 168, 169, 170. 

 1904. Trochosa pratensis, Montgomery, Proc. Acad. Nat. Sci. Phila., p. 303. 



Type locality. — Massachusetts, Connecticut, New Hampshire. 



Known localities. — Massachusetts, Connecticut, New Hampshire!, 

 New York!, Long Island!, Canada (mountains near Lagan, Lake of 

 Woods, Gaspe, Anticosti, Byron I., Port Hawkesbury). 



According to Emerton, in New England "this is the most com- 

 mon species, under stones and under leaves in winter." Also: "This 

 does not seem to be a very active spider, and is commonly found under 

 stones." 



Its habits in New York I have found similar. 



Lycosa kochii (Keyserling), 1876. 



(Sub Tarentula, Verb. z. b. Ges. Wien, 26, p. 636, PI. 7, fig. 18.) 

 Female. — Cephalothorax with a pale stripe as wide as third eye row, 



