Definition of Pedicellariae. Meaning of Pedicellariae. Synonyms of Pedicellariae

Here you will find one or more explanations in English for the word Pedicellariae. Also in the bottom left of the page several parts of wikipedia pages related to the word Pedicellariae and, of course, Pedicellariae synonyms and on the right images related to the word Pedicellariae.

Definition of Pedicellariae

Pedicellariae
Pedicellaria Ped`i*cel*la"ri*a, n.; pl. Pedicellari[ae]. [NL. See Pedicel.] (Zo["o]l.) A peculiar forcepslike organ which occurs in large numbers upon starfishes and echini. Those of starfishes have two movable jaws, or blades, and are usually nearly, or quite, sessile; those of echini usually have three jaws and a pedicel. See Illustration in Appendix.

Meaning of Pedicellariae from wikipedia

- A pedicellaria (pl.: pedicellariae) is a small wrench- or claw-shaped appendage with movable jaws, called valves, commonly found on echinoderms (phylum...
- globiferous pedicellariae into two subtypes based on size - the trumpet pedicellariae and the giant pedicellariae. The other two types of pedicellariae - tridentate...
- madreporite (the entrance to the water vascular system), pedicellariae and paxillae. Pedicellariae are compound ossicles with forceps-like jaws. They remove...
- then they spread apart so that the pedicellariae can pinch the intruder. One of the four main types of pedicellariae on S. droebachiensis is actually poisonous...
- into numerous finer nerves to innervate the tube feet, spines, and pedicellariae. Sea urchins are sensitive to touch, light, and chemicals. There are...
- and a number of small pedicellariae. At intervals down each ray there are transverse bands armed with numerous large pedicellariae. The oral or lower surface...
- genera in the order Forci****tida, are recognisable externally by their pedicellariae, many thousands of tiny jaw-like structures on the skin which can snap...
- the mesodermal ossicles and are protected from microscopic larvae by pedicellariae. In a living specimen, the dermal gills can be extended or withdraw...
- urchins are venomous. The toxins are injected through their spines or pedicellariae. Chaetognathans, known as arrow worms, use the grasping spines in front...
- spines, rods and crosses, and specialised compound structures including pedicellariae and paxillae. Plates are tabular ossicles that fit neatly together in...