36 



NEW YORlv, STATE MUSEUM 



mens examined, as evidenced by the presence of recognizable re- 

 mains; the claw (fig.ll) or the curiously coiled malpigliian 

 tubules, or the outer canine of the mandible (fig.l3). Nymphs 

 of some species of Caen is had been eaten by four, and a 

 small platode and a very young nymph of C h i r o t e n e t e s 

 by a single specimen. 



Ameletus ludens sj). nov. 



The genus Ameletus has not hitherto been known east- 

 ward of the Rocky mountains. It is represented in the State 

 Museum collection at Albany by a number of nymphs and two 



./ 



fxi 



FiK- 5 Ameletus ludens sp. nov., female subimago ; u, end of abdomen below, 

 showing truncate apical lobe of the 9th sternum ; v, fore tibia and tai-sus 



bred female suibimagos taken by INIr. D. B. Young at Newport, 

 N. Y. on the 22d of May 1902. They were found in the head- 

 waters of a small, swift stream, elevation about 000 feet, in the 

 Hasenclever hills, a spur of the Adirondacks. 



Female subimago. Tjcngth, 9 mm.; setae, G mm. additional; 

 wing, 8 mm. Color obscure brownish, paler on the sutures and 

 below; antennae darker toward the tip; incomplete dark-brmvnish 

 rings about tlie ocelli; on the vertex a pair of longitudinal bhi/ck- 

 ish marks, confluent in the middle; a broad median whitish tract 

 upon the mesothorax, produced behind and dilated at the sides; 

 8ubai)ical i>aler bands on <he femora, the tips again darker; 

 wings uniformly pale fumose. the venation i.s shown in pi. 8. fig.9; 

 brown marks on the ventral ganglia, becoming more evident 

 posteriorly. 



