I08 NEW YORK STATE MUSEUM 



Lasioptera abhamata n. sp. 



Female. Length 1.5 mm. Antennae scarcely extending to the 

 base of the abdomen, sparsely haired, dark brown, 21 or 22 seg- 

 ments. Body nearly uniformly dark brown, the submedian lines 

 on the mesonotum sparsely clothed with fine hairs. Legs a nearly 

 uniform dark brown, lighter ventrally, the distal tarsal segments 

 somewhat darker. 



Taken at Karner, N.Y. June 4, 1906. 



Type Cecid. 130, N.Y. State Museum. 



Lasioptera quercina n. sp. 



Female. Length 1.5 mm. Antennae hardly extending to the 

 base of the abdomen, stout, sparsely haired, dark brown, 18 seg- 

 ments. Mesonotum dark brown, scutellum and postscutellum 

 very dark brown. Abdomen a nearly uniform reddish brown, 

 rather thickly clothed with ferruginous hairs. Coxae yellowish or 

 reddish yellow, semitransparent ; femora and tibiae dark brown, 

 lighter at the articulations; tarsi dark brown. 



Taken on white oak at Albany, N.Y. June i, 1906. 



Type Cecid. 96, N.Y. State Museum. 



Clinorhyncha filicis n. sp. 



Female. Length i mm. Antennae extending to the base of the 

 abdomen, dark brown, sparsely haired, 10 segments. Mesonotum 

 dark brown, submedian lines yellowish, thickly clothed with fus- 

 cous yellowish hairs. Scutellum dark brown ; postscutellum brown. 

 Abdomen dark brown basally with the 2d to 5th segments reddish 

 brown, terminal segments yellowish. Legs a nearly uniform dark 

 brown, lighter ventrally. 



Taken on fern at Nassau, N.Y. June 24, 1906. 

 * Type Cecid. 386, N.Y. State Museum. 



Choristoneura laeviana n. sp. 



Male. Length 1.5 mm. Antennae short, hardly extending to 

 the base of the abdomen, sparsely haired, dark brown, 14 segments; 

 face reddish brown; eyes margined posteriorly with pale yellowish 

 scales. Mesonotum dark brown with broad submedian stripes, 

 thickly clothed with short yellowish scales; scutellum dark brown, 

 postscutellum reddish brown. Abdomen dark brown, with the 

 incisures and'pleurae pale yellowish red. Genitalia dark brown. 



