View source for endocyclic

{{Concept
|label=endocyclic
|lexical category=adjective
|etymology=Greek <i>endon</i>, within; <i>kyklos</i>, circle
|definition=([[Echinodermata]]: Echinoidea] Pertaining to a test with rounded [[profile]], [[peristome]] and [[periproct]] central at the oral and [[aboral]] poles respectively; [[periproct]] encircled by [[apical system]] of [[plates]].
}}
{{Concept scheme relation
|scheme=Dictionary of Invertebrate Zoology
}}