PLATE IV 



Fig. i . Munida subrugosa. <J from St. 51 , 37 mm. in length of carapace. 



Note forwardly directed eyes and characters of endopodite of third 



maxilliped. 



Fig. 2. Munida gregaria. <J from St. 51, 38 mm. in length of carapace. 



Note outwardly directed eyes and characters of endopodite of third 



maxilliped. 



Fig. 3. Munida gregaria. $ collected by the S.S. 'Ernesto Tornquist', 



33 mm. in length of carapace. Note broadly foliaceous endopodites of 



third maxilliped and slender merus of chelae. 



Fig. 4. Munida subrugosa. Post-larval young from the bottom: St. 51. 



Fig. 5. Munida gregaria. Post-larval pelagic young (Grimothea stage): 



St. 67. 



Fig. 6. Munida gregaria. The smallest specimen with adult characters 



in the collection. Length of carapace 13 mm.: St. 51. 



Fig. 7. Pleuroncodes planipes. 3 (left) and $ (right) from Magdalena Bay, 



Lower California, kindly supplied by Dr Waldo L. Schmitt. 



