ApliiJidup nf Formosa.— 3, 49 



;oin(« us follows: III 42, IV-1^, V-18, VI-54 (17 + 37). Rostrum micliiiifi; tlic 

 middlt' coxae. ProthoiMx witJi a very small lateral tiilx'rele. AliJomcu provirlcd 

 with a fi'W r:itlicr short bristl'S arr.ingcd in n transverse row on the dors-nni of the 

 setrment. Cornieles very short, somewhat swollen alraut the middle, slightly or not 

 dilated at the la'-'e, slightly more than twice as long as wide, not imbricated, not 

 curved, almost as long as the hind tarsi, a little longer than the 5th antennal 

 joint. Cauda stouter and longer than the cornicle, broadest at the base, 

 gradually tapering, with the apex rounded, without distinct constrictions, about \.?> 

 times as long as the corn iel'^, shorter than the spur of the last antennal joint, provid 

 ed wiih ■) or (J i)ii'-t!(s. Ijcgs provided with some rather long liristles; hind 

 tibiae almost as stout as the cornicle; tarsi rather slender, imbricated. 



Length of body about 1.8 mm. Antenna-about 0.75 mm. 



Winged viviparous female. 

 Antennae slender, inibricatod, witli a few very short hairs; the 3rd 'oint 

 provided with from 10-1 2 large to small subcircular sensoria arranged in a row 

 over the whole length, th'i 4t!i without S'nsoria, the 5tli with the sensoriiim of 

 moderate size; tlje relative length of jo'nts about as follows: III-74, IV-24, V-27, 

 \'[-90 (20 + 70). Fore wings with th(^ 3rd obli(jne twice forked; hind wings with 

 oidy one oblique in the two specimens in my collection; ho iklets 2. 



Cornicles almost as in the wingless firm, but shorter, almost twice as long as 

 wide, nearly as long as the base of the last antennal joint. Cauda about 1.6 times 

 as long as the cornicle. Legs long and slender, provided with many modeiate to 

 rather long bristles; hind tarsi as long as the caudi. 



Length of body-about 1.5 mm. Ant"nna about l.l mm. 



Fore wing-about 2.2 . mm. 



Full grown nymph of winged viviparous female. 

 Eyes large, with distinct ocular tubercles. Antennae stout, 6 -jointed, pro- 

 vided with a few short hairs; the 3rd joint slightly imbricated on the diatnl half, 

 the 4th almost as long as the 2nd, imbricated, the 5th with the sensorium small, the 

 relative length of joints as follows: III-43, IV-10, V-15, VI-52 (15+37). 

 CV)rnicle< almost as in the adult of winged female, twice as long as the "ith antennal 

 joint. Cauda short and stout, broadly conical, with the apex rounded, almost as long 

 as wide, almost as long as the cornicle, much shorter than tlie hind tarsi, much 

 stouter than the cornicle, ]irovided with 3 pairs of bristles. Legs stout; hind tibiie 

 ahuost as stout as the cornicle, provided witli some moderate to very long bristles. 



