The Voyage of H. M. S/'Ciallenger" 



Sc/d2opoda,Pl.IIIII. 



.O.Sars.del. 



Figf 1_4, THYSANOESSA MACRURA, n sp 

 „ 5_10, NEMATOSCELIS MEGALOPS, n gen i sp 



' Jcilachtar StocEholm, 



