Elementary text-book of zoology, general part and special part: protozoa to insecta . elementarytextbo00clau Year: 1892 Pig. 155. plumnsa (after Chun), znoutta. Neinutocyst3 and cnidoblasts of Sipkonophora. a and 6, with the cnidocil of the cell, c to e, Nemato- cysts with evaginated thread.

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