Amphids (
Greek: ''amphi'', around, double) are innervated invaginations of
cuticle
A cuticle (), or cuticula, is any of a variety of tough but flexible, non-mineral outer coverings of an organism, or parts of an organism, that provide protection. Various types of "cuticle" are non- homologous, differing in their origin, structu ...
in
nematode
The nematodes ( or grc-gre, Νηματώδη; la, Nematoda) or roundworms constitute the phylum Nematoda (also called Nemathelminthes), with plant-Parasitism, parasitic nematodes also known as eelworms. They are a diverse animal phylum inhab ...
s. They are usually found in the anterior (head) region of the animal, at the base of the lips. Amphids are the principal
olfactosensory organs of nematodes. Each amphid is made up of 12
sensory neurons with ciliated
dendrites.
References
Nematode anatomy
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