pore canals
From ZooTerms (Dictionary of Invertebrate Zoology)
pore canals: 1. (Arthropoda: Insecta) Flat or ribbon-like twisted channels of the procuticle, running through it perpendicularly to its surface.
2. (Arthropoda: Crustacea) In Ostracoda, a small tubular passageway extending through the shell.
