\Phyl`lo*so"ma\, n. [NL. See {Phyllo-}, and {-some}
body.] (Zo["o]l.)
The larva of the spiny lobsters ({Palinurus} and allied
genera). Its body is remarkably thin, flat, and transparent;
the legs are very long. Called also {glass-crab}, and
{glass-shrimp}.