FISHERY BULLETIN VOL 77. NO 1 



Figure 15, — SquUla empusa. stage V. ventral view. 



Second maxilliped (Figure 8H) with 61 to 75 

 denticles on propodus. 



Third, fourth, and fifth maxillipeds ( Figure 13M 

 to 130i with dactylus armed with spinules and 

 reflected against propodus, epipods present. 



Third maxilliped (Figure 13M) with propodus 

 armed with 12 to 21 spinules, carpus with 6 to 9 

 spinules. 



Fourth maxilliped (Figure 13N) with propodus 

 armed with 12 to 16 spinules, carpus with 5 to 8 

 spinules. 



Fifth maxilliped (Figure 130) with propodus 

 armed with 6 to 11 spinules, carpus with 4 to 7 

 spinules. 



78 



Pereiopods (Figure 14M to 140) with two- 

 segmented exopods, endopods shorter, unseg- 

 mented. 



Pleopods ( Figure 20A to 20E) with trilobed gills. 



Sixth abdominal somite completely separated 

 from telson. Uropods (Figure lOH) with two- 

 segmented exopod. Basal segment with 2 to 4 

 spines on outer distal margin, apical segment with 

 4 to 14 plumose setae on distal margin. Endopod of 

 uropod with four to eight plumose setae on distal 

 margin. 



Telson (Figure lOH) with 10 pairs of inter- 

 mediate denticles and 31 to 35 submedian denti- 

 cles. 



Stage IX (Figure 21) 



Measurements ( mm): RL, 2.40 to 4.50; tL, 2.30 

 to 2.60; TL, 13.00 to 17.50; CL, 3.00 to 3.90; TW, 

 2.10 to 2.80. 



Rostrum with decrease in number of spinules, 

 now with two to six spinules; with or without mi- 

 nute distal spinules. 



Antennule (Figure 21) with inner flagellum 

 bearing 14 to 20 distinctly articulated segments. 

 Median flagellum with 8 to 11 distinctly articu- 

 lated segments. Outer flagellum with 23 to 33 

 aesthetascs arranged in seven to nine groups of 2 

 to 7, each group with a seta. 



Antenna (Figure 31) with 48 to 60 plumose 

 .setae, endopod with 6 to 9 segments. 



Mandible (Figure 41) essentially unchanged. 



Maxillule (Figure 51) with coxal endite bearing 

 20 to 25 marginal teeth and 1 or 2 medial setae, 

 margin of basal endite with 1 or 2 setae. 



Maxilla (Figure 6U) with 78 to 131 setae. 



First maxilliped (Figure 71) with 35 to 44 setae 

 arranged in 9 or 10 groups of 2 to 5, carpus with 59 

 to 107 setae, dactylus with or without cluster of 

 setae on median outer margin, propodus with or 

 without cluster of setae on distal outer margin. 



Second maxilliped (Figure 81) with 71 to 92 den- 

 ticles on propodus. 



Dactylus of third, fourth, and fifth maxillipeds 

 (Figure 13P to 13R) with or without regularly 

 spaced setae along outer margin, propodus with or 

 without a cluster of setae on distal outer margin. 



Third maxilliped (Figure 13P) with propodus 

 bearing 19 to 56 spinules, carpus with 11 to 22 

 spinules. 



Fourth maxilliped (Figure 13Q) with propodus 

 bearing 17 to 51 spinules, carpus with 10 to 28 

 spinules. 



