( 338 ) 



Hah. Jajian ; Aiimilaiut to Assam. 



One species. 



Bremer expressly states that he places the sjiecies only provisionally in 

 Menetri(?s's (nondescript) genus Triptogon ; therefore it cannot be considered the 

 type of Tripfogon (see Marumba). 



279. Phyllosphingia dissimilis. 



Tr'tplngoii d/ssiinili.t Bremer, Bull. Ac. St. Peterxb. iii. p. 475. n. 26 (I8G1) (Ussuri ; — Mus. St. 

 Petropolis). 



(?. Tenth abdominal tergite narrowed to a point (PI. XXII. f 12), slender ; 

 sternite triangular, longer than in Mimas tiliac. C'lasper (PI. XXXII. f. 14) 

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

 armed witli spines at the edge. Penis-sheath with a longitudinal fold at end on 

 each side, therefore appearing dilated in a ventral or dorsal view (PI. XXIX. f. 36). 



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

 the cavity ; the 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 ; Amnrland to Assam. 



Two subspecies : 



a. P. dissimilis dissimilis. 



Triptogon dhsiiitiVix Bremer, /.c ; Butl., Trans. Znnl. Soc. Loml. ix. p. .ISB. n. .5 (1877) (Ussuri). 

 Smcriiithis dissimilis Bremer, Lc/i. Ost-Sih. p. ,S5. n. 154. t. .3. f. 12 { 1864) ; Staud. & VVocke, Oil. Lpp. 



ed. ii. p. .^8. n. 4!I0 (1871) ; Oberth., Bull. Hoc. Kid. Fr. p. 55 (1886) (vi. vii., /. on Jiiglaiis) ; 



Leech, Pnu: Zw,l. .SV. Lnntl. p. 586. n. 23 (188K) (Tokio ; Oiwake ; Kiukiang) ; Graes., Bn-I. 



Ent. Zeilsi-hr. xxxii. p. 106. n. I'.t:^ ( 18,S8) {/. and p. sound produc.) ; Leech, Trans. Ent. Soc. Lmid. 



p. 119. n. <I2 (1881)) (Kiukiang) ; Stand., in Rom., Me,,,. Up. vi. p. 231. n. 219. t. 4. f. 'A (pupa) 



(1892) ; Bartel, in Riihl, G,;,ssscl„n. ii. p. 152 (1900) ; Staud. & Reb., Cat. Up. ed. iii. p. 99. 



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

 Mari,mha dissimilis, Kirby, Oil. Up. Ilet. i. p. 707. n. 20 (1892). 

 Poliipti/cliiis dissi„iilis, Leech, T,a,is. Ent. Soc. Unid. p. 277. n. 37 (1898) (partim ; Oiwake ; Tokio; 



Kiukiang). 



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



Hab. Amnrland ; Kinkiang, China ; Japan. 



In the Tring Museum 1 S S,l ? ? from Amnrland. 



h. P. dissimilis perundulans. 

 *Phyllosphingiu perund,dans Swinhoe, Ann. ^fa^/. N. H. (6). xix. p. 164 (1897) (Jaintia Hills;— Mus. 



Brit.). 

 Phyllosphingia dissimilis^ Hampson, .toiirn. Botnhay N. 11. Soc. xi. p. 280. D. 926. fig. ((^) (1898) 



(= perundulans). 

 PMllosphingia (!) perundnlcms, Leech, Ti;ins. Ent. Soc. Loud. p. 277. n. 37 (1898) (sub syD. ; = 



diasimilis). 



S. Large, tawny. The dark discal patch of npperside of forewing concave 

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

 diss. dissimili.'< ; 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? {type) in the British Museum. 



