eyestalk

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eyestalk

[′ī‚stȯk]
(invertebrate zoology)
A movable peduncle bearing a terminal eye in decapod crustaceans.
References in periodicals archive ?
microps, the smallest among the genus (24 mm in carapace width) the species with the most drastic reduction of eyestalks.
Eyestalks stretch, searching nooks and crannies for tidbits of food.
With 19 body segments, eyestalks like periscopes, a removable and renewable carapace, the ability to glow in the dark and regenerate lost legs, you won't want to miss learning about these unique creatures in a visually spectacular setting
The slug settles in the crab's underside and grows, forming a bulge in its shell and sprouting a set of root-like tendrils that spread throughout the crab's body, even wrapping around its eyestalks.
To protect themselves, they hide in mud or sand with just their eyestalks sticking out.
It seemed a fair and accurate title for a shrimp that lacked the eyestalks and corneas other shrimp use for vision.
25A): Head-foot mostly greyish, irregularly mottled with darker spots and blotches; eyestalks pale, but tentacles more or less uniformly dark; forehead and snout brown; tip of snout shallowly indented in mid-line; skin texture relatively smooth.
I got a good look at its striped claws and its twitching eyestalks.
Antennae were visible posterior to the eyestalks at day 9 (Fig.
An effort was made to locate buried crabs by swimming close to the bottom and looking for irregularities in the bottom or protruding crab eyestalks.
Y-Organs are regulated, at least in part, by molt-inhibiting hormone (MIH), a peptide produced and released by the X-organ/sinus gland complex of the eyestalks.
The neck lobes are not fused to the eyestalks, arising instead adjacent to and overlapping the snout flanges, below the cephalic tentacles.