E 



E 100 



I 



2 80 



60 - 



40- 



10 



15 



20 



10 



15 



20 



CARAPACE LENGTH mm 



25 



15r 



10 



O) 



LU 



15 20 25 15 20 



CARAPACE LENGTH mm 



FIGURE 2. — Biometric relationships obtained for Sicyonia penicillata. 



BRUSCA, R. C. 



1980. Common intertidal invertebrates of the Gulf of 

 California. 2d ed. Univ. Arizona Press, Tucson, 513 p. 

 BURKENROAD, M. D. 



1934. Littoral Penaeidea chiefly from the Bingham 

 Oceanographic Collection. Bull. Bingham Oceanogr. 

 Collect. Yale Univ. 4(7):1-109. 



1938. The Templeton Crocker Expedition. XIII. Penaeidae 

 from the region of Lower California and Clarion Island, 

 with description of four new species. Zoologica (N.Y.) 

 23:55-91. 



Cobb, S. p, C. r. futch, and D. k. Camp. 



1973. The rock shrimp, Sicyonia brevirostris Stimpson, 

 1871 (Decapoda, Peaneidae). Mem. Hourglass Cruise, 



719 



