HISTORY OF ZOOLOGY. 



45 



cut 



FIG. 8. Cyclops coronntiis (A) and also the nauplius in lateral (/>) and in ventral view (C\ 

 I-V, the five thoracic, and behind these the five abdominal segments ; F, furca ; i, the 



^ t _ ^ ^ mj the 



first, 2, the second, antennae; 3, mandibles ; 4. maxilla;; 5, pedes maxillares (maxillipeds); 

 6-9, the first four pairs of biramous feet, while the rudimentary fifth pair are hidden ; 

 au, eye ; o, upper lip ; e, egg-sacs ; J, gut ; /, muscle. 



