458 Materials for a Monograph 



in., 9 .28 in. ; of hind femora, .44 in. ; of wing-covers, .65 

 in. 7 specimens. 



Mass., (H. Coll., Miss Edmands, Sanborn, S. H. S.) 



4. S. SPECIOSUS, nov. sp. 



Vertex of the head quite broad, not -expanding at the 

 sides, apex not rounded, the sides of the angle straight ; 

 edges upturned considerably ; a slight median groove ; no 

 foveolae ; sides of the pronotum approximate, constricted 

 in the middle ; lateral foveolae not so prominent and sharp 

 as the median ; wings as long as the wing-covers, extend- 

 ing beyond the tip of abdomen. 



Above brown ; below pale yellow ; face yellowish 

 brown; mouth-parts pale yellow; antennae reddish brown ; 

 a narrow, curved streak on top of the head from inner 

 edge of eye to lateral carinae; a narrow, straight, white 

 streak from eye to lateral carinse ; upper half of sides of 

 pronotum brownish, darkest above ; legs yellowish brown ; 

 spines of hind tibiae tipped with black; wing-covers brown- 

 ish at base, apical half pellucid, with rosaceous nervures ; 

 wings pellucid with rosaceous nervures ; costa with a dark 

 streak beyond the middle. 



Length of body, .55 in. ; of antennae, .23 in. ; of hind 

 femora, .34 in. ; expanse of wing-covers, 1 in. ; of wings, 

 .44 in. 1 $ . 



St. Paul, Minnesota, (S. H. S.) 



The above-mentioned species have all immaculate wing- 

 covers ; those to be mentioned have all spots or streaks on 

 them. 



* 5. S. MACULIPENNIS, HOV. Sp. 



Vertex of the head rather broad, with elevated edges, 

 with no expansion of the sides in advance of the eyes ; the 

 apex blunt, with long, shallow foveolae, broader toward 

 the eye than at the apex ; lateral carinae of the pronotum 

 convergent at the anterior half, very divergent at the pos- 

 terior border, somewhat elevated but not rounded ; median 



