18/4.] MR. H. DRUCE ON LEPIDOPTERA FROM SIAM. 109 



5. P. chaon, West. Arc. Ent. ii. t. 72. f. 1, 1* (1845). 

 Chentaboon, 4 c? , 1 $ . 



6. P. castor, Westw. Ann. Nat. Hist. ix. p. 37 (1824). 

 Chentaboon, 1 5 • 



7. P. memnon, Linn. Mus. Ulr. p. 193 (1764). 

 Chentaboon ; Nahconchaisee. 



P. memnon, var. achates, Cram. Pap. Ex. in. t. 243 A (1782). 

 Chentaboon. 



8. P. diphilus, Esp. Ausl. Schmett. t. 40 b. f. 1 (1785-1798). 

 Nahconchaisee, 1 specimen. 



Family V. Hesperid.e, Leach. 

 Genus Pamphila, Fab. 



1. P. mathias, Fab. (Hesp. M.) Ent. Syst. Suppl. p. 433 (1798). 

 Nahconchaisee. 



2. P. augias, Linn. (Pap. A.) Syst. Nat. i. 2. p. 794 (1767). 

 Nahconchaisee. 



3. P. maro, Fab. Ent. Syst. Suppl. p. 432 (1798). 

 Nahconchaisee. 



Genus Plesioneura, Feld. 



1. P. folus, Cram. (Pap. F.) Pap. Ex. iv. t. 74. f. (1779). 



Chentaboon. 



Genus Taractrocera, Butler. 



1. T. ltneata, n. s. (Plate XVI. fig. 7.) 



Upperside dark brown, fore wing with three minute cream-coloured 

 spots near the middle on the costal margin, and a broken band of 

 nine spots crossing the wing from near the apex to the inner margin. 

 Posterior wing with four spots near the middle. Underside with all 

 the nervules light cream-colour, and the spots as above. 



Exp. 1 in. 



Nahconchaisee. In coll. H. Druce. 



Genus Tagiades, Hiibn. 



1 . T. adrastus, Cram. (Pap. A.) Pap. Ex. iv. t. 319 F, G (1782). 

 Nahconchaisee. 



2. T. ravi, Moore, P. Z. S. 1865, p. 779. 



DESCRIPTION OP PLATE XVI. 



Fig. 1. Ewploea layardi, p. 103. 



Fig. 5, 6. Ixias verna, p. 108. 



2, 3, 4. Cupido agnata, p. 106. 7. Taractrocera lineata, p. 109. 



