COPEPOD CRUSTACEANS — LEWIS 



27 



I — 1—1 — I — ^- 



0.5 mm. 



Figure W.—Pennella species, female: a, doisal view (specimen 1); b, anterior trunk region 

 and cephalo thorax, dorsal view (spec. 2); c, cephalothorax, ventral view showing large 

 peripheral and smaller oral papillae (spec. 2) ; d, three oral papillae (spec. 2) ; e, f, abdominal 

 processes. 



