Fig. 17. 
Larval stage of Anopheles (bifurcatus ?) (greatly enlarged). 
a — antenna ; a 1 = apex of antenna further enlarged ; b = maxillae palpi; b 1 = maxilla palp greatly 
enlarged ; c=star-shaped dorsal organs ; c^tlie same further enlarged at the side d=caudal fins ; 
e =: caudal fan ; e 1 = side view of apical end of larva ; f — the two spiracles; xx = water-line. 
