EXPLANATION OF PLATE LV.b.* 

 Photis dolichomrnala, sp.nov, 



■n.s. — Line indicating natural size of specimen figured above. 



C.<^. — Dorscal view of eye-lobes, under slight compression, of a 

 female specimen. 



PZ.9, urp. 1, 2, 3, t. — Dorsal view of sixth pleon segment, telson, 

 and uropods of the last-mentioned specimen, also under 

 slight compression. 



gn. 1^, gn. 2^^ prp. i, 3, J/., 5. — First and second gnathopods and 

 third peraeopods of a male specimen, with higher magnifi- 

 cation of the distal extremities of these limbs, and the ends 

 of the first, fourth, and fifth peraeopods, all these extremi- 

 ties being magnified to the same scale as the above-men- 

 tioned details of the female specimen. 



