262 



THE CRUSTACEA 



Birgus latro, <J, about Jth natural size. The last pair of thoracic legs are folded out 

 of sight in the branchial chambers. (From Alcock, Naturalist in Indian Seas.)' 



Fio. 153. 

 Neolithodes grimaldii (Lithodidae). (After Milne-Edwards and Bouvier, from Ency. Brit.) 



