482 Transactions. 
irregularly scattered throughout mine, can be easily seen from e3 
and mostly deposited against roof of mine. Gallery may extend into st. 
of fronds. In longer and larger leaves of L. filiformis gallery is seen а 
best, attaining an average length of 12-18 cm.. Frequently several la 
mine in a single leaf. £ 
The Pupa. (Figs. 1, 2.) 
a half segments become flattened to form a definite head-plate, e 
to exterior of mine, a small flap of cuticle being uplifted here, P 
flattened dorso-ventrally ; greatest diameter about sixth segment ; 
anteriorly ; bluntly pointed caudal extremity interrupted by. 
equal length, sculptured with remarkably fine annular striae, 
single line of small dark spots between each segment. Hinder 
slightly produced anteriorly in mid-dorsal line; there is, of 
antero-lateral shoulder. Head-plate bears near extremity the two 
respiratory processes; these are dark brown, elevated, directed 
and laterally, each on a distinct tubercle, and they are as far 
ire backwards | 
ў be 
to escape; also a slight amount of splitting ventrally around 
suture, 
(21.) Agromyza flavopleura var. casta n. var. 
The Imago. 
Male differs from preceding species in having no blackish spots 0n 
ngth, 3mm. Female similar to male 
à ane = toi collection ; reared бш mines obtained ш 
Wellington. 
summer. Uncommon. 
Food- : 
Asplenium lucidum. ое 
Egg-laying and Larva. 
_ Apparently similar in all respects to A. flavopleura. 
