PLATK LV. 

 Makrokylindrus j'runilix, n. g. et sp. 3 . 



r. j . Terminal lobes of male pseudorostrum ; all the figures on this plate 

 magnified to a uniform scale with the mouth organs on the precediirj 

 plate. 



a.s., a.i. First antenna and peduncle of second, with beginning of fiagellum. 



mx. 1, mx. 2, mxp. 1, mxp. 3. First and second maxillee, first maxilliped without 

 the large branchial epipod ; third maxilliped without its exopod. 



prp. 4. Fourth perseopod without its exopod. 

 pip. 1. First pleopod. 



