10 Microscope Slides:
1(d). Asterias, starfish, t.s. of ray
2(e). Young starfish, horizontal sec.
3(f). Asterias, starfish, bipinnaria larva, w.m.
4(d). Echinus, young sea urchin, radial section
5(e). Development of sea urchin, eggs in different stages
6(d). Echinus, sea urchin, pluteus larva
7(e). Holothuria, sea cucumber, t.s.
8(c). Holothuria, w.m. of limy bodies
9(d). Bryozoa, moss animals, colony, sec.
10(f). Lingula, brachiopod, t.s.
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