Lithisida
Lithisida (class Demospongiae, subclass Tetractinomorpha) An order of sponges which possess bulky, intertwined spicules of silica. The order is rather artificial, containing members from several orders with this type of skeleton. They are found mainly in deep water below the photic zone. They are first recorded from the Cambrian.
More From encyclopedia.com
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… Neorhabdocoela , Rhabdocoela (Neorhabdocoela; class Turbellaria, subclass Neoophora) An order of worms which possess a simple intestine. The pharynx is present. Most… Diplostraca , Conchostraca (clam shrimps; class Branchiopoda, order Diplostraca) Suborder of branchiopods called ‘clam shrimps’ because the body is almost or compl… 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… Sauropterygians , Nothosauria (nothosaurs; subclass Archosauria, order Sauropterygia) A suborder of marine reptiles that flourished during the Triassic. They possessed… Soft Corals , Alcyonacea (soft corals; class Anthozoa, subclass Octocorallia) An order of corals that appeared first in the Lower Jurassic and which contains the m…
You Might Also Like
NEARBY TERMS
Lithisida