( 338 ) 



llah. Jii|iaii ; Aiiinrliuul to Assam. 

 One species. 



Bremer e.\]iressly states tliat he places the species only provisionally in 

 Meni^tries's (nondescrij)t) genus Tri/dogon ; therefore it cannot be considered the 



tyjx' of Tripfofioit (see Manoiibd). 



-70. Phyllosphingia dissimilis. 



Tri/ilnr/oii (Ihshiiillx Bremer, }iiill. Ac. St. Pilerxb. iii. p. 475. n. 26 (18(51) (Ussuri ;— Mug. St. 

 Petropolis). 



S ■ Tenth alidoniiMal tcvf^itc narrowed to a jwint (PI. XXII. f 12), slender ; 

 sternite triangular, longer than in Mimas filiac. (!lasj)er (PI. XXXII. f. 14) 

 large, triangular, with a basal mesial fold which bears heavy stitf bristles ; harpe 

 armed with si)ines at the edge. Penis-sheath with a longitudinal fold at end on 

 eacli side, tiierefore apj)earing dilated in a ventral or dorsal view (PI. XXIX. f. 36). 



?. Vaginal plate (PI. XIX. f. 3) witli a broadly triangular lobe in front of 

 the cavity ; tlie lobe as well as the sides of the postvaginal plate strongly folded. 

 Eighth tergite see PI. XIX. f. 4. 



Larva and chrysalis see above. 



Hab. Japan ; Amurland to Assam. 



Two subspecies : 



a. r. dis,similis diiisim/lis. 

 Triptogon disxhiiilix Bremer, /.c ; Butl., Trans. Zanl. Soc. Lnnd. ix. p. .'■)86. n. 5 (1877) (Ussuri). 

 Smeriuthns di.isiwHis Bremer, L,-/,. ()st-S;i,. p. .'{S. n. 154. t. .3. f. 12 ( 1864) ; Staud. & Wocke, ('-;/. Lrp. 



ed. ii. p. .■58. n. 4;iO (1871) ; Oberth., /i«//. So,; Eiit. Fr. p. 56 (1886) (vi. vii., /. on Jiighiiis) ; 



Leech, Pror. Znul, Sue. Loml. p. 586. n. 2.S (1888) (Tokio ; Oiwake ; Kiukiang) ; Graes., Bn-I. 



Eiit. Ztitsrhr. xxxii. p. 106. n. 19.S (1888) (/. and y*. sound produc.) ; Leech, Trans. Enl.Soc. Liiiid. 



p. 119. n. 92 (1889) (Kiukiang) : Staud., in Rom., Mem. Up. vi. p. 231. n. 219. t. 4. f. 3 (pupa) 



(1892) ; Bartel, in Riihl, Grossschm. ii. p. 152 (1900) ; Staud. & Reb., Cat. Lep. ed. iii. p. 99. 



n. 723 (1901) (Uss. ; Jap.). 

 Marumba dissimilis, Kirby, Cat. Lep. Het. i. p. 707. n. 20 (1892). 

 Polypti/chiis dissiiiiil/s, Leech, Trans. Ent. Soc. Loud. p. 277. n. 37 (1898) (partim ; Oiwake ; Tokio; 



Kiukiang). 



The Kiukiang specimen mentioned by Leech is "rosy-brown." 



Ilab. Amurland ; Kiukiang, China ; Japan. 



la the Tring Museum 7 c?^, 7 ? ? from Amurland. 



b. P. dissimilis perundulans. 

 * Ph i/H osphingia perwuhdans Swinhoe, Ann. Mag. N. H. (6). xix. p. 164 (1897) (Jaintia Hills;— Mus. 



Brit.). 

 Phyllosphingia dissimilis, Hampson, Jonm. Bombay N. 11. Soc. xi. p. 280. n. 926. fig. (tj) (1898) 



( = perundulans). 

 Phillosphingia (!) pernndidans. Leech, Trans. Ent. Soc. Lund. p. 277. n. 37 (1898) (sub syn. ; = 



dissimil/s), 



c?. Large, tawny. The dark discal jiatch of upperside of forewing concave 

 between M' and M-, postcellular portion a little less extended posticad than in 

 diss, dissimili.'i ; the brown marginal area projecting obliquely to lower angle of 

 cell. Sexual armature as in the northern race, but tenth sternite narrower 

 proximally and stouter distally. 



? . Not known. 



Hab. Jaintia Hills, Assam. 



One c? (ti/pe) in the British Museum. 



