inverted u shape distal leg 14 of anvil 12 is provided with a recess 57 a tag t located within the tag receiving area formed by anvil 12 is so located that the panel p is curved with the end of the panel having opening o being located in recess 57 the other end of panel p is located in a recess 59 slidably mounted in applicator member 16 thus the stem and conical head h projects from the applicator member 16 as shown and is disposed substantially opposite opening o thus as the applicator lever 13 is 34 closed 34 applicator member 16 slides toward leg 14 thereby applying a force to the base of the stem which forces head h through the animal 39 s ear which is located within the confines of anvil 12 so that the head passes through the animal 39 s ear and snap locks see fig3 through opening o in a conventional manner located atop the applicator body 10 is a guide 17 and disposed adjacent thereto is a magazine 18 this magazine 18 is formed by a substantially cylindrical housing 19 and a flat portion 20 there being an opening in the form of a gap 21 between the terminal edge of the housing 19 and flat plate 20 disposed adjacent the rearward edge of plate 20 is a.