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INSECTA 



THE BEETLE 1 

 Morphophysiologic Study 



External Morphology 



I. The Skeleton. 



1 Is the skeleton external or internal? 



2. Character or composition? 



3. Uses? 



II. Body Divisions. 

 1. The Head. 



(1) Its shape? 



(2) Its size compared with the body? 



(3) Its color? 



(4) Its mode of attachment to the thorax? 



(5) Its one marked peculiarity? 



(6) The Antennse, or Feelers. 



(a) Number? 



(b) Shape? 



(c) Location on the head? 



(d) Number of segments? 



(e) Use? 



(7) The Compound Eyes. 



(a) Number? 



(b) Shape? 



(c) Sessile or stalked? 



(d) Location on head? 



(f) Color? 



(g) Use? 



(8) The Simple Eyes, if present. 



(a) Number? 



(b) Shape? 



(c) Color? 



(d) Location on head? 



(e) Use? 



(9) The Labrum, or Upper Lip. 



(a) Shape? 



(b) Color? 



iSee Fig. 119 of Part II, " Principles of Economic Zoology. 



