26 CALIFORNIA ACADEMY OF SCIENCES [Proc. 4th Ser. 



EXPLANATION OF PLATE 3 



Fig. I. Mopalia phorminx Berry. Dorsal view of entire animal (type) 

 after removal of valves i, v, and viii [549] : x 7. 



Fig. 2. Mopalia phorminx Berry. Ventral view of entire animal 

 (type) [549] :x 7. 



