45, Clams Tridacna shell mantle muscle liver visceral mass Tridacna mantle mustle AARAANBIRU Hydroids Pennartia Sea cucumbers H. atra pody wall gut H. atra body wall gut H. atra body wall gut H. atra pody wall gut Stichopus body wall gut Stichopus body wall gut Stichopus pody wall gut Stichopus body wall gut Stichopus pody wall gut Hermit crabs Calcinus thorax apdomen 980. 140. 4,600. 3.1 viscera liver visceral mass gill Oysters ~Spendylus mantle 230 viscera 1,100. gill 620. 75. 17. 5,800. 64. 6,800. 8.5 2,600. RUNIT Sponges White White 120. 7. 5,800. 5-4 Corals Porites 35. 7.2 4,400. Starfish Linkia 32. 6.1 4,200. Sea urchins Echinometra test 5.4 "jaws" 3,600. Ho, 23. gut caeca ovary Sea cucumbers H. atra - 118 - le. body wall td \v an HO 2k. 460. 51. 19. muscle 22. 10. 20. ~ Nr YMPRrFENOAC gill carapace gills ONAND Clams Tridacna shell mantle muscle liver visceral mass True crebs Ocypode CWMN 0 ENGEBI (Continued)