LARVAE OF DECAPOD CRUSTACEA 



415 



Abdomen segmented dorsally. Pleopods bilobed. Uropods large, biramous, the 

 exopod jointed to basis. 



Stage VIII ?. Length 20-23 ™rn- 



Antenna very much longer. 



Maxilla much larger, but not reaching back as far as maxillipede 2. Maxillipede 

 I finger-like, enlarging at base. Exopod of maxillipede 2 longer, but without setae. 

 Leg 5 reaching to end of somite 5, with basal segment distinct. 



Abdomen fully segmented ; somite 6 without dorsal spines. Pleopods deeply bilobed ; 

 uropods with both rami jointed to basis. 



Stage V? 



Stage VI? 



Stage VII? 

 Fig. 23. Pmudirtis B, Stages V-VIII?. 

 a. Antennae. b. Maxilla, etc. c. Abdomen. 



Stage VIII? 



Stage IX } (Fig. 22). Length 23-26 mm. 



Maxilla reaching back almost to maxillipede 2, with setae along margin. Maxillipede i 

 with large epipod. Maxillipede 2 with exopod bearing setae. Maxillipedes and legs with 

 gill rudiments and epipods ; one pleurobranch on legs i and 5 and two on legs 2-4. 

 Leg 5 with five distinct segments. 



Abdomen fully segmented, somite 6 with a pair of large dorsal spines at base of 

 uropods. Pleopods large, with appendix interna. Uropods with small tooth on outer 

 margin of exopod. 



Panulirus ?, Form D (Figs. 24-27) 



Fore-body pear-shaped, narrow in front, narrower than hind-body. Hind-body 

 slightly hollowed behind in later stages. 



Antennule with segments 2 and 3 of peduncle nearly equal, and about half length of 

 segment i . Antenna slender, longer than antennule in earliest stages. 



A 



