Incus Berengario da Carpi in his "Commentaria super anatomia Mundini" (1521). Andreas Vesalius, in his "De humani corporis fabrica", was the first to compare the second element of the ossicles to an anvil, thereby giving it the name "incus". The final part of the long limb was once described as a "fourth ossicle" by Pieter Paaw in 1615. Incus The incus or anvil is a bone in the middle ear. The anvil-shaped small bone is one of three ossicles in the middle ear. The "incus" receives vibrations from the malleus, to which it is connected laterally, and transmits these to the
Anvil Peak of the Rat Islands. It is located further north than any of the other hills on the island, taking up a large amount of the northern part of the island. The volcano is located away from Atka, from Shemya, and from Attu. Anvil Peak has two summits, which are both volcanic cones. The larger main summit is tall, making it the highest point on the island. This summit is surrounded by ravines, which contain snow at certain times of the year. The peak is part of the old rim of a crater on the volcano, which had been slightly lowered