Ai'iiri in.i: ok ronMosA. ;j5 



L'3S Piieeions des Crnuuiiiees, 1, p. 52 (1921) iuid Bull. Euij;i), iiesearcL, 



xiii, pt. 1, p. 80 (1922). 

 Aphis cmnuae, Oestlnnd, (i'ul. N:it. Hist. Sm-vcy, Miiniesota, ]). 43 (18S0) 



:ind p. m (1S87). 

 Aphis inaidis, EssiK, Poiu. -11. Eut mh. iv, ]). 790 (1912). 

 ApJiis pseudoavenac, P.itdi, Maine, Agr. I'^xpt. 8t. Bull. 2(!7 (1917). 

 Aphis ofricana, Theobald, Bull, Eutum. Raseavcb, iv, \^. MoO (1914). 

 Aphis prunifoliar, Baker, Science, 1191, p. 1 (1917). 

 RhopoJosi^ihuiii priinifolior, Baker and Tamer, -Tl. Agi-. Kesearch, xvii, (I, p. 



311 (1919). 

 Toxoptera rnfiuh,l,mdnalls, Sasaki, ^'^M^^^^^^^ V- -**^ (OJl'^H-hP-l 



^)- n^m-mmm^M'mwmc i.m^) no. », ],. i:u (-x]?.r.i^^). 



Y(uiuitap>his rufi.t(bilominalis, Matsnmnra, Jl. Coll. Agr. Sap])ijro, \-ii, pt. (>, 3G3 



(1917); TakaLashi, Apliididae of Formosa, 1, p. 43 (1921). 

 Yuiiudaphis onj~ue, Matsniuura, Jl. .\gr. Sapporo, vii, pt. 0, p. 41:) (1917). 

 YumniapMs pcqrivcris, Takahaslr, Apliididao of Formosa, 1, p. 39 (1921.) 

 Bhopalosiphum p:qriveris, Takaliashi, Apliididae of Formosa, 1, p. 34 (1921) 



lu the aiith ir's opinion, Arcsha shi/komikovi Mordwilko (L.'S Pncerous 

 des Gramine'es, 1, p. 54, 1921) seems to be a synonym of this species. 



Hosts iu Formosa. — Piiintis inuiaa ; l\ip%vcr somni/i-ntm : Onj-.a srdicn. 



Disti'ibntiou. — Formosa : Shinchikn, Tainau. 

 Japan : Tokyo, Sapporo. 

 Europe, North America, Java, Lidia., Vfrica, Auntraliii. 



Cavariella araliae Takah. 



Aphididae of Formosa— 1, p. 37, PI. xiii, 2, f. 1 (1921). 

 Winged viviparous female. 



Boly without luiirs. Head with a lew very small luurs. Fron till tubercles 

 absent. Autemiae short, 5 — jointed, imbricated, without hairs ; thi; ^rd joint 

 provided with abjut 30 mostly large, cirtnilar sausjria scattered over the wh >lo 

 length ; the 4th with a large, circular apical sensorium ; the relative length of 

 joints as follows: III— (31, IV— 18, V— 45 (18 + 27). Bostrum reiM^hing 

 beyond the middle legs. Wings normal ; liiud wings with 2 not parallel 



