Plate P1. 1-4. Prunoid "ringed ellipse" (Sample 119-746A-5H-1, 53 cm). 5-8. Antarctissa "bullet." (5, 6) Sample 119-746A-6H-3, 53 cm; (7, 8) Sample 119-746A-7H-6, 53 cm. For each of the four illustrated specimens, two views at different focal depths are shown. Scale bar is in the lower right corner for all figures; scale bar = 20 µm. All specimens are from Kerguelen Plateau Site 746.