Peckham—Revision of the Attidce of North America. 515 
EUOPHRYS C. KOCH. 1834. 
Type, A. frontalis walck. 
1806. Attus walck. (frontalis). Tableau des Araneides, p. 24. 
1834. Euophrys C. Koch, in Schaeffer, 123, 8. 
1850. Attus C. Koch, Ueb. Ar. Syst., V., p. 68. 
1876. Euophrys E. Simon, Ar. Fr. Ill, p. 170. 
1891. Euophrys Emerton, Trans. Conn. Acad., VIII, New England 
Attidae, p. 23. 
1895. Attus Banks (monadnock), Ann. N. Y. Acad. Sci., VIII, XIV, p. 
431. 
1901. Euophrys E. Simon, Hist. Nat. Araign. 2me Ed., II, p. 572. 
Cephalothorax, in the American species, moderately high and 
convex, highest at dorsal eyes. Sides parallel in cephalic part, 
bulging behind dorsal eyes, vertical, or slanting inward. Eye- 
region occupying two-fifths of cephalothorax, equally wide in 
front and behind or a little wider in front. Front eyes touch¬ 
ing, in a straight or slightly, curved row, the lateral half or more 
than half as large as the middle. Small side eyes halfway be¬ 
tween the others or a little nearer the dorsal. Third row as 
wide as cephalothorax. Fourth legs plainly longest. Sternum 
oval, coxae of first pair very widely separated, labium wide and 
semi-circular. Ealces, at least in monadnock, unarmed below, 
and with two teeth above. 
EUOPHRYS MONADNOCK E. 1891. 
Plate XLIII, figs. 8—8c. 
1891. Euophrys monadnock E. <$ $, Trans. Conn. Acad., VIII, New 
England Attidae, p. 23. 
1895. Attus monadnock Banks, Ann. N. Y. Acad. Sci., VIII, XIV, p. 
431. 
Length, $ 4 mm., $ 5 mm. Legs, S 4132, $ 4123, first 
pair, in male, thickened, and fringed with scales. 
The spines in the male are so small that we are uncertain 
of the armature. In the female they are long; the tibia of the 
first has three pairs below, that of the second one pair and one 
35—S. & A. 
