Barnacle Barnacle A barnacle is a type of arthropod constituting the infraclass Cirripedia in the subphylum Crustacea, and is hence related to crabs and lobsters. Barnacles are exclusively marine, and tend to live in shallow and tidal waters, typically in erosive settings. They are sessile (nonmotile) suspension feeders, and have two nektonic (active swimming) larval stages. Around 1,220 barnacle species are currently known. The name "Cirripedia" is Latin, meaning "curl-footed". The study of barnacles is called cirripedology. Barnacles are encrusters, attaching themselves permanently to a hard substrate. The most common, "acorn barnacles" (Sessilia), are sessile, growing their shells directly onto the
Creature Catalogue "D&D" game, no matter what level your characters are ... if you've ever felt constrained by the limited range of "D&D" monsters, then this book is for you." Creature Catalogue Creature Catalogue is a supplement for Basic "Dungeons & Dragons" first released in 1986, and updated in 1993. The "Creature Catalogue" is a supplement which describes over 200 monsters, most of which had been collected from "D&D" rules and modules, as well as 80 new monsters which had never been printed before; each monster is illustrated and indexed by habitat. In "Creature Catalogue" is collected all the creatures first presented