Is this a worm or cling-fish I found under rocks in the shallow sub-tidal at Henderson Bay
Two, both about 1.5" long. I'm curious about the bumps/tubercles on their backs, and flatworm anatomy in general...is that the pharynx in the photo showing the underside?
The flatworms, known in scientific literature as Platyhelminthes or Plathelminthes (from the Greek πλατύ, platy, meaning "flat" and ἕλμινς (root: ἑλμινθ-), helminth-, meaning worm) are a phylum of relatively simple bilaterian, unsegmented, soft-bodied invertebrate animals. Unlike other bilaterians, they have no body cavity, and no specialized circulatory and respiratory organs, which restricts them to having flattened shapes that allow oxygen and nutrients to pass through their bodies by diffusion. The digestive cavity has only one opening...