132 MR, W. K. BROOKS ON LUCIFER: 



Fig. 26. Side view of a Naupliu-s, ymroth inch long, and a little older than the one 

 shown in fig. 25. The animal is a little flattened by pressure. In a 

 ventral view of the same larva the anus was visible at the point mai-ked fi. 

 in the figure. 



a>-. (Esophagus. 



*. Stomach. 



/. Large cells around stomach. 



i. Intestine. 



</a. Cerebral ganglia. 



n. Ventral nerve-chain. 



p. Pigment spots. 



Fig. 27. Dorsal view of a ProtozoM, Torr tu mcn l n g. which moulted from the 

 Nauplius shown in fig. 26, about 96 hours after oviposition. 



ff a. Cerebral ganglia. 



s. Stomach. 



h. Heart. 



i. Intestine. 



p. Pigment spots. 



a. Anus. 



/. Muscles of (Esophagus. 



h. Postero-lateral spines of carapace. 



ds. Posterior dorsal spine of carapace. 



abd. Unsegmented portion of abdomen. 



ex. Exopodite. 



en. Endopodite. 



Fig. 28. Right mandible of the same specimen seen from below. 

 Fig. 29. Right mandible seen from behind. 

 Fig. 30. Back or outer surface of first maxilla of the same specimen. 



sc. Scaphognathite. 

 Fig. 31. Posterior surface of left-second maxilla of the same specimen. 



'. Scaphognathite. 



b. Basal joint. 

 en. Endopodite. 



Fig. 32. Left-first maxilliped of the same specimen ; posterior surface. 



e.r. Exopodite. 



en. Endopodite. 



b. Basal joint. 

 Fig. 33. Right-second maxilliped of the same specimen. 



e.r. Exopodite. 



en. Endopodite. 



b. Basal joint. 



