76 
scribed by Spence Bate!), his meaning being — if I have under- 
stood him rightly -— that these bright-coloured patches may be of 
the same use as those on the wings of the Peacock butterfly 
»diverting the attention of an enemy to the less vital part of its prey". 
I should think this explanation very improbable in the case of the 
said shrimp; if these eye spots havé any special meaning I would 
Få: 14. 
Fig. 13. Hymenocera sp. Gulf of Panama Pk. 14 sim ene of Hymenocera sp., 
from Hawaii. soth figures nat. si 
sooner expect it will be found to be something like what obtains 
in the shrimp now to be mentioned. 
On the rocky shore near Hilo on the island of Hawaii there 
are some very fine rock pools or ponds, some of them of a con- 
siderable extent; I spent a good deal of time in March— April 
1915 in studying the rich animal life in these ponds. One day I 
observed what I thought was an unusually fine Floridean alga pro- 
jecting from under an overhanging rock. On bending down to take 
it, I was surprised in seeing it disappear; it was then no alga, 
but an animal looking like one. I succeded in catching the ani- 
mal with my net, when after a little while it appeared again, 
and found it to be the most astonishing shrimp I ever saw. It was 
most gorgeously coloured, especially with large, eye-like spots on 
the Hen pege and on the tail. The chelipeds were compressed and 
ra el Søeice Bate. On some new Australian species of Crustacea. Proc. 
Zool. Soc. London. 1863. p. 498. Pi. XL. 1 
