234 
Z. HELIANTHOIDA. 
Lucernari^e. 
tacula are widely displayed ; but no sooner have they felt the prey 
than they instantly contract, envelope it in their joint embrace, 
and carry it to the mouth by an involution of the whole marginal cir- 
cumference. I have found that the glands with which the tentacula 
are tipped perform the office of suckers, as Lamarck conjectured, and 
thus retain their captives with greater certainty ; but if Dr Fleming’s 
figure of L. fascicularis is correct, its tentacula are not glanduli- 
ferous. 
“ O Lord, how manifold are thy works ! in wisdom hast thou made them all : 
the earth is full of thy riches : so is this great and wide Sea, wherein are 
things creeping innumerable, both small and great beasts.”— Psalmist. 
