244 Transactions. 
y 
fact that Walker (1904, p. 292) has recorded E. abditus (2.е., E. brasiliensis) 
from Galle Harbour, where he says it is abundant, and from other 
localities on the coast of Ceylon; and that he also gives E. macrodactylus 
Dana, which is probably the same as Æ. difformis M.-Edw., from the 
Gulf of Manaar. 
Ericthonius brasiliensis, 
Ето. 5.—-Female bearing eggs, second gnathopod (? abnormal). 
_ While the males and females appear to agree closely with the figures 
given by Sars, it is to be noted that I have one specimen in which the 
. second gnathopod has characters intermediate between that of the male 
. апа Bt ot the female (see fig. 5). This specimen I would have opie 
without hesitation an immature male, but the appendage bears a well- 
veloped brood-plate, and there are eggs in the за. 
