sclerocyte — n. [Gr. skleros, hard; kytos, container] (PORIFERA) Cells that secrete spicules … Dictionary of invertebrate zoology
Sponge — This article is about the aquatic animal. For the porous cleaning tool, see Sponge (material). For other uses, see Sponge (disambiguation). Sponge Temporal range: Ediacaran–Recent … Wikipedia
Sponge spicule — Sponge spicules Spicules are structural elements found in most sponges. They provide structural support and deter predators. Large spicules, visible to the naked eye are referred to as megascleres, while smaller, microscopic ones are termed… … Wikipedia
List of topics in cell biology — Cell invokes a major branch of theory and research known variously as cell biology, cellular biology or cytology. The study of cell tissues is known as histology. Cell types are often referred to using the suffixes blast, clast, cyte, especially… … Wikipedia
Chancelloriidae — Temporal range: Early Cambrian–Late Cambrian … Wikipedia
σκληρόκυτο — το, Ν βοτ. κύτταρο τού σκληρεγχύματος, τού οποίου τα τοιχώματα παχύνονται και αποξυλώνονται. [ΕΤΥΜΟΛ. Αντιδάνεια λ., πρβλ. αγγλ. sclerocyte < σκληρός + κύτος] … Dictionary of Greek