125 Mem 



Median Pair of genital appendages of the Ant, are 

 composed of the volselUie and the lacinise, and 

 are situated between the stipites and the internal 

 paramera. 



Median Segment. — The Propodeum. 



Median Yoke-ridge. — (Embryol.) The free median 

 space formed by an incomplete withdrawal of 

 the mesadermal cells from the median line. 



Medio-cubital Nerve.^ — A transverse or cross-nervure 

 of the wing, connecting the medial and cubital 

 systems. (L. medivs, cubitvs, a bend, and 

 neuron.) 



Medifurca. — A forked process of the anterior 

 surface of the medipectus. (L. medius, and 

 jurca, a fork.) 



Medipectus. — The underside of the anterior division 

 of the alitruncus. (L. medius, and pectus, the 

 breast.) 



MeliphagUS. — Honey-sucking. (Gr. melt, honey, 

 and pkago, to eat.) 



Melissaeus (Scent).- — Balm-scented. (Gr. melissa, 

 honey.) 



Melliferous. — Producing honey. (L. mel, honey, 

 and jew, to bear.) 



Membrana. — The membranous parts of the hem- 

 elytra. (L., a membrane.) 



Membrana vitelli. — The thin skin covering the 

 yolk of the egg, and which lies immediately 

 above the blastoderm. (L. membrana, and 

 vitellus, the yolk of an egg.) 



