1; e labrum with its three lobes; in the middle the palatum, and laterally 
mg two SAG with the large brushes sand their black pigmented chitinous apo- 
demes. The whole organ is seen from below and very much forced outwards. 
e inner borders; b the thorn of the maxillæ 
g. 12. aber, seen fro om below; normal position of the labrum ; the brushes 
are streched o the maxillæ and the whole labium are turned downwards ena 
ling us to on tog and, into the buccal cavity. The entrance to ihe pharynx in the 
centre of the ure; the position of ike andibles normal. The figure has been 
i : t É 
drawn especilly na regard to the belt ty the different haircomplexes, the di 
fe fth itted. — 
a epistome (= clypeus): b palatum; cc, selæ of ihe flabellæ; e the outher c, the 
inner part of the brush; d bl: es chitin area; e mandibles: / epipharynx: g 
maxillæ ; h mentum ; bak pe phl irynx. 
Vidensk. Medd. fra Dansk naturh. Foren. Bd. 69. 19 
