pinnothereEtymologyFrom Latin pīnotērēs, from Ancient Greek πινοτήρης (pinotḗrēs), from Ancient Greek πίνη (pínē, “pen shell”) + Ancient Greek τηρέω (tēréō, “to guard”).pinnothere means A small crab of the genus Pinnotheres, which live symbiotically in the shells of certain molluscs. Lexicurio rates it Sui generis — a strength score of 88 out of 100.nounA small crab of the genus Pinnotheres, which live symbiotically in the shells of certain molluscs.“The shell-fish called a Nacre, liveth even so with the Pinnotere, which is a little creature like unto a Crabfish, and as his porter or usher waits upon him, attending the opening of the Nacre[…].”