Komplet - The Hydra - 8 mikro. preparatov
5351e Hydra, extended specimen for general body structure, carefully stained and w.m.
5352f Hydra with one or more buds w.m.
5353d Hydra, t.s. through body in different levels showing ectoderm with nematocysts, supporting lamella and entoderm
5354d Hydra, l.s. through body and tentacles
5355e Hydra with testis t.s.
5356e Hydra with ovaries t.s.
5357d Hydra, isolated cells showing the different cell types, nematocysts
5358d Hydra with food in digestive cavity, t.s.