-( 48 )- 
H^. spot-bill Duck, Dusky Mallard, Ring-billed Duck. 
^^m-y- M^ifi— iti^ngSM^feb ^^7. 18.5 p^j-r 
7-r^--^-A-Ja^ 3 h 7 ^-^r^/ymBi- )■ -X-f^-^f^ 2. 13x1. 52 (hj-r V . 
53-1^5- :^s«^ia5S. PUS. Burma tv. ^n=-f--it^^'^^, it 
um,^ V mm, f»^. mm, ot^ ^;g7m-»-s/^fai-^^^ - ^fflnaJi-^ 
115. Anas undulata Dubois. 
/^^Mim=-'y7m"i^-=-m\'^\'>'^r.m^^ry. io.75 n^. 2.0 ui". 
