<lOS FAMILY IV. SCOLYTIDJE. 



not coarse; interspaces with irregular, fine punctures, Becoming equal 

 and confused, with strial punctures on lateral area; declivity steep, flat, 

 with first interspace not elevated. Male with front flat, shining, faintly 

 rugose; declivity broadly retuse, interspace 1 slightly elevated. Length, 

 female, 1.8 mm. 



Florida in A noun sp. ; May 14. 



X. LYMAXTOR Lovendal, ISSJI. (Gr., "destructive.") 



Differs from Xi/loclcptcs by 4-jointed funicle; club with two 

 sutures on anterior and one subapical suture on posterior face; 

 also by simple eyes. 



9G5 (9120). LYMAXTOR DECIPIEXS Lee., 1878, 624. 



Slender, cylindrical. Brown, shining, sparsely clothed with erect 

 yellow hairs; antennae and legs yellow. Prothorax longer than wide, 

 slightly asperate in front with transverse rugosities; sides and behind 

 coarsely but not densely punctured; median line and a smooth space each 

 side well defined. Elytra of male coarsely punctured, punctures not ar- 

 ranged in rows; declivity nearly perpendicular, scarcely retuse. slightly 

 impressed along the suture, which is feebly elevated. Head convex, finely 

 punctured. Front tibia? moderately dilated, serrate with four or five very 

 small teeth. Sutures of antennal club long, curved, concentric with apical 

 margin, first joint glabrous, shining, elliptical in form. Length 1.3 mm. 



Callander, Out., July; Pocono Lake, Pa., August. (Wcn~cl.} 

 Virginia, Michigan, Xew York, District of Columbia, rare. (Ulke.) 

 Food plants, Hicoria, Pyrus, Acer. 



XI. COCCOTRYPES Eichhoff, 1878. (Gr., "berry" + "perforate.") 

 Antennal funicle 5-jointed, joint 5 much broader; club with 

 one or two sutures on anterior face and with or without one or 

 two on posterior face; anterior margin of pronotum with small 

 apical teeth ; eyes small, elliptical, emarginate. The males are 

 much smaller and rare. 



KEY TO SPECIES OF COCCOTRYPES. 



. Antennal club suboblcng, without suture on posterior face, sutures on 

 anterior faces distinctly recurved. 



b. Pronotum with smooth, punctured dorsal line. 966. ROBUSTUS. 

 fe&. Pronotum without smooth dorsal line or space; elytral interspaces 



faintly to distinctly rugose toward middle and base. 



967. PYGM^US. 

 aa. Antennal club broad, with sutures on posterior face. 



c. Elytra not distinctly rugose toward base. 90S. BASSIVEVORTJS. 

 cc. Elytra densely rugose toward base. 969. DACTYLIPERDA. 



966 (- -). COCCOTRYPES ROBUSTUS, Eich., 1871, 131. 



Oblong, stout, cylindrical. Piceous-brown, thinly clothed with grayish 

 hair. Thorax semiorbiculate, gibbous, scabrous in front with scattered 



