Haplosclerida
Haplosclerida (class Demospongiae, subclass Ceractinomorpha) An order of sponges that includes freshwater forms. If the skeleton is present it is either of siliceous spicules, or organic fibres, or both. A dermis is not common, and where it does occur it is simple. The order first appeared in the Cambrian.
More From encyclopedia.com
Neorhabdocoela , Rhabdocoela (Neorhabdocoela; class Turbellaria, subclass Neoophora) An order of worms which possess a simple intestine. The pharynx is present. Most… Order , Order
Few notions have both so rich a heritage of meaning and so clear an application to all fields of knowledge as does order. There are many myths… Struthioniformes , Casuariiformes (cassowaries, emus; class Aves) An order of large ratites that have coarse, hair-like plumage, and three toes. There are two families,… Rhynchonellids , Rhynchonellida (rhynchonellids; class Articulata) Order of brachiopods (Brachiopoda), with rostrate shells, a functional pedicle, and a delthyrium pa… Order Of The Bath , Bath, Order of the. Bathing as a symbol of purification was an element in the creation of spotless knights and the practice grew up of dubbing number… Condylarthra , Condylarthra (cohort Ferungulata, superorder Protoungulata) An extinct order comprising seven families of primitive ungulates, including some that re…
You Might Also Like
NEARBY TERMS
Haplosclerida