112 Larval and Pupal Stafjes of Bibio Joliannis L. 



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Text-figure 6. Labrum of larva from below, an, antenna, x 200. 



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Text-fignre 7. Labium of larva from below, x 200. 

 m, mentum. sm. sub-mentum. 



Tcxl-tigurc 8. Egg of Bihio Johannis. x 80. 



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Text-figure 11. Processes on cuticle of newly hatched larva, x 600. 

 a. Lateral view; b, surface view. 5, base of lone; seta. 



