PI. 5. Faecal pellets of: 53. Striarca symmetrica (Rve) v. dorsal view, w. cross section :
54. Modiolus agripetua (Iredale) x. dorsal view, y. ventral view ; 65. Ostrea denselamelloaa futamienaia Seki ; 66. Anomia Ziachkei Dautzenberg z. cross section ; 57, Saxidomua purpuratua (Sow.); 58. Treaaw, keenae Kuroda et Habe; 59. Fabulina
iridella (v. Martens) (Faecal ovoids line up within the gut,) ; 60. MoereZZa kurodai
(Mekiyame) ; 61. NdidoteZZina ndiduZa (Dkr).