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NATUEE'STUBY LESSONS. 



I. First Stage— 1, 2, 3, 4, eggs ; enlarged in 3 and 4. 

 II. Second Stage— 5, 6, 7, larva— caterpillar, grub, maggot, worm, borer; 5 (a) spiracle; 

 (6) true legs ; (c) prolegs. 



III. Third Stage— 8, 9, 10, pupa, cocoon, chrysalis. 



IV. Fourth Stage— 11, 12, 13, imago— butterfly, moth, bee, fly, beetle; (a) antenna; 



(b) thorax; {c) abdomen. 

 These figures are not different stages of three different insects, but one or more stages in 

 the life-history of eleven different insects. 



