coelomic fluid
1coelomic canals and sacs — (SIPUNCULA) Dermal canals, spaces or diverticula containing coelomic fluid connected with the body cavity through small pores; possibly aiding respiration …
2circulation — circulable /serr kyeuh leuh beuhl/, adj. /serr kyeuh lay sheuhn/, n. 1. an act or instance of circulating, moving in a circle or circuit, or flowing. 2. the continuous movement of blood through the heart and blood vessels, which is maintained… …
3annelid — /an l id/, n. 1. any segmented worm of the phylum Annelida, including the earthworms, leeches, and various marine forms. adj. 2. belonging or pertaining to the Annelida. Also, annelidan /euh nel i dn/. [1825 35; see ANNELIDA] * * * Any member of… …
4Sea cucumber — For the food product made from sea cucumber, see Sea cucumber (food). Sea cucumber A sea cucumber from the Mediterranean Sea Scientific classification …
5skeleton — skeletonless, adj. skeletonlike, adj. /skel i tn/, n. 1. Anat., Zool. the bones of a human or an animal considered as a whole, together forming the framework of the body. 2. any of various structures forming a rigid framework in an invertebrate.… …
6spoonworm — /spoohn werrm /, n. any of various unsegmented, burrowing marine worms of the phylum Echiura, of shallow waters worldwide, having a sausage shaped body and a flattened head. [1835 45; SPOON + WORM] * * * ▪ invertebrate Introduction also called… …
7animal — animalic /an euh mal ik/, animalian /an euh may lee euhn, mayl yeuhn/, adj. /an euh meuhl/, n. 1. any member of the kingdom Animalia, comprising multicellular organisms that have a well defined shape and usually limited growth, can move… …
8respiration — respirational, adj. /res peuh ray sheuhn/, n. 1. the act of respiring; inhalation and exhalation of air; breathing. 2. Biol. a. the sum total of the physical and chemical processes in an organism by which oxygen is conveyed to tissues and cells,… …
9Membranipora membranacea — Scientific classification Kingdom: Animalia Phylum …
10Bryozoa — Temporal range: Upper Cambrian–Recent[1] …
