PLATE 7 



EXPLANATION OF FIGURES 



34 Antenna, megalops. 



35 Antenna, first crab stage. 



36 Antenna, second crab stage. 



37 Mandibles, first zoea, G. minax. 



38 Mandible, third zoea, G. pugilator. 



39 Mandible, fifth zoea, G. pugilator. 



40 Mandible, anterior surface, with palp pulled off, megalops. 



41 Mandible, from above, megalops. 



42 Mandible, posterior surface, first crab stage. 



43 Mandible, anterior surface, first crab stage. 



44 Tip of mandible, posterior surface, second crab stage. 



45 First maxilla, first zoea, G. pugilator. 



46 First maxilla, first zoea, G. minax. 



47 First maxilla, second zoea, G. pugnax. 



48 First maxilla, third zoea, G. pugilator. 



49 First maxilla, fourth zoea, G. pugilator. 



50 First maxilla, fifth zoea, G. pugilator. 



514 



