To provide a tissue specimen collecting apparatus which collects an individual preparation simultaneously and preserves it in a preservation container, a tissue preservation container integral identification tag, and an authentication tag mounting method.

This apparatus has a constitution wherein center parts of two handles 1a, 1b are mutually connected, and, by gripping one end side, the other end side can be moved. The constitution is equipped with a penetration body 2 for penetrating a partial tissue of a body of an animal or a plant on a first tip of the other end, and a tissue collection container part 3 for accepting the penetration body on a second tip of the other end, and storing a container for storing a tissue acquired by cutting the partial tissue of the body of the animal or the plant by a penetration part. By this constitution, the cut tissue is stored in the container connected to the identification tag on which an identification code for identifying the animal or the plant is described simultaneously with identification tag mounting. Hereby, mounting of the identification tag and collection of the preparation is performed simultaneously.