56 DEVELOPMENT OF THE STAKFISH SOLASTBR ENDECA. 



■pr.c preoral coelom. I. 10 ; IV. 36-38, 41, 42, 44, 45 ; V. 49-55. 



pr.L preoral lobe. I. 8 ; II. 16-22 ; IV. 41, 42, 45 ; V. 56. 



'jp.st peristome. IV. 48. 



R right side of larva. III. 27. 



r rectum. IV. 48. 



r.a right larval arm. I. 8 ; II. 17-18, 22, 23 ; IV. 37, 41, 45 ; V. 53. 



r.d radial caeca of stomacli. I. 11 ; IV. 48 ; V. 56. 



r.g right enteric fold. III. 28-33. 



r.l.c right lateral diverticulum of anterior coelom. III. 28-33 ; IV. 36-38, 40, 



42, 44-47 ; V. ^3-55. 



r.pl plates of the aboral reticular skeleton. I. 8, 9. 



s sucker. I. 8, 10, 13 ; II. 17, 18, 22, 23 ; IV. 42, 44. 



sj) spines. I. 8, 9. 



st stomach. I. 11. 



st.c stone-canal. IV. 46. 



1. 1, ^.2, &c. . . terminal plates (double) belonging to the various rays. I. 8. 



V ventral side of larva. III. 26. 



v.li ventral horn of posterior coelom. I. 10 ; IV. 39, 40, 44 ; V. 50-55. 



y yolk-granules swept into ai'chenteron. III. 29 (p. 45). 



