26 K- Takaliaslii. 



basal part of the last antenna! joint. 



Length of body — about 2.0 mm. Antenna — about 3.0 mm. 



Cornicle — about 0.52 mm. 



Winged viviparous female 



Black. Eyes blackish brown. Antennae almost white, black on the apices 

 of the 3rd and 4th joints, distal part of the 5th, and the 6th. Legs almost 

 white, distal portions of femora and tibiae, and tarsi black. Wings broadly 

 clouded along the veins. Cornicles and cauda black. Frontal tubercles somewhat 

 convex on the inner side. Antennae very long and slender, somewhat imbricated, 

 provided with some very short setae which are not knobbed ; the 1st joint much 

 larger than the 2nd, somewhat convex on the inner side, the 3rd provided with 

 from 2-6 medium-sized circular sensoria arranged in a single row mostly on the 

 basal half; the 4th without f ensoria ; the relative length of joints about as 

 follows: III-105, IV-90, V-82, VI-205 (30+175). Rostrum stout, reaching the 

 middle coxae. Wing-veing stout; the 1st oblique on the front wing almost 

 straight: the 2nd somewhat curved toward the base of the wing on the distal 

 part; the 3rd twice forked, the upper branch extending to the apex of the wing: 

 stigmatic vein strongly curved: hind wings with 1 or 2 obliques which are 

 almost parallel : booklets 2. Abdomen provided with a few rather short normal 

 setae arranged in a single row on the dorsum of the segment, but with some 

 longer ones not in a single row on the ventral side. Cornicles cylindrical, rather 

 stout, not curved, very slightly swollen about the middle, slightly dilated at the 

 base, narrowest on the distal part, 'imbricated on the apical portion, not reticulated, 

 almost as long as the 5th antenna! joint, slightly more than twice as long as 

 the cauda. Cauda at the base almost as stout as the cornicle, gradually tapering, 

 with 5 or I) long bristles. Legs long ami slender: tibiae slightly more slender 

 than the 3rd antcnnal joint, provided with many short normal setae; hind tarsi 

 shorter than the basal part of the last antcnnal joint. 



Length of body — about 1.5 mm. Antenna — about 2.<3 mm. 



Fore wing — about 2.5 mm. Cornicle — about 0.37 mm. 



Host. — Polypodium elUpticum, attacking the lower side of the leaf. 



Distribution. — Formosa : Kaffi. 



Some apterous viviparous females were collected by Mr. M. Kato on October 

 23. 1924. Many wingless forms ami some winged ones were collected bv Mr. K. 



