220 
PACIFIC SCIENCE, Vol. XVII, April 1963 
*0.03 m'rn. 
r 
Q03mm 003mm, Q03mm 
t U v 
QQ5mm 
w 
0.03 mm, 
X 
GQ5mm 
y 
Fig. 16. Mandible, postantennal and postoral processes of developmental stages, in addition to balancers of 
naupliar stages of L. dissimulatus. a-j, Mandible: a, First nauplius, ventral view; b, second nauplius, ventral 
view; c, copepodite; d, first chalimus; e, second chalimus; f, third chalimus; g, fourth chalimus; h, fifth chali- 
mus; i, j, sixth chalimus and adult, k, l, Nauplius balancers: k, First nauplius, dorsal view; l, second nauplius, 
lateral view (also posterior end of body of nauplius). m-q, Postantennal process: m, Third chalimus; n, fourth 
chalimus; o, fifth chalimus; p, sixth chalimus; q, adult, r—y, Postoral process: r, Copepodite; s, first chalimus; 
t, second chalimus; u, third chalimus; v, fourth chalimus; w, fifth chalimus; x, sixth chalimus; y, adult. 
