72 Journal of Entomology and Zoology 
Piichycliclcs rudis Stimp., U.S.M. 
This little crab is found most abundantly in the cavities of the 
large white sponge. 
Pi'lrnlistJu's crtomcnis Stimp., U.S.M. 
This is a little flat crab. 
P. c'nictipes Randall 
This has been reported from Laguna by Baker. 
P. rathhiiiue Schmitt (MSS), U.S.M. 
This is the largest flat crab that we have found. One specimen. 
Hilton, 1913 (Fig. 6 somewhat reduced). 
XiDith'im ttivlori Stimp., U.S.M. 
This is one of the most common of the crabs found among red 
sea weeds which it resembles in color and in the little knobs on the 
anterior parts of the appendages and body. 
Herhlstia parvifrnns Randall, U.S.M. 
Moderate sized, narrow headed flat forms. Lateral margin of 
rostrum not involuted. Second joint of antenna slender subcylindri- 
cal. Legs of moderate length. 
PcUa chmsti Rath., U.S.M. 
Found hiding among sponges, polyzoans hydroids and sea weeds. 
Fragments cling to the animals. A young specimen had blue claws. 
Scyra actifrons Dana, U.S.M. 
Much as above. 
Pii(/eltiti ricliii Dana, U.S.M. 
Found much as P. clausa. 
P. richii Dana, U.S.M. 
Found much as the others just mentioned. 
Pi-Ihi tiimida Lock, U.S.M. 
This was the largest decorator which we found. 
During the Summer of 1913 a minute elongate crustacean was 
found by Hilton in Coward's cove near shore. 
