650 C. H. MARTIN. 
(text-fig. 4a), but later it elongates and assumes the appear- 
ance characteristic of the adult individual. Ido not know 
whether the adult vermiform individual can leave its stalk 
i 
Text-FIGURE 4.—Vermiform individuals of Ophryoden- 
dron abietinum. 
4. a.—Showing development of the rod-like stalk (S¢.). 
4.b.—With fully developed stalk. Ma. Macronucleus. (2 
Searcher, comp. oc. + 2 mm., aprochromat.). 
TrxtT-FIGURE 5a.—A large Proboscidiform individual with a 
late Vermiform bud on the right side, and an earlier Vermi- 
form bud on the left. 
5 b.—A small Proboscidiform individual with a late Vermi- 
form bud on the left side. 
P. Proboscis. P.J. Proboscidiform individual. J.J. Vermiform 
bud. (4 comp. oc. + 4 mm, apochromat.). 
