(Science: zoology) That order of the Crinoidea which includes most of the living and many fossil forms, having jointed arms around the margin of the oral disk.
Synonym: brachiata and articulata.
Origin: NL. See encrinus and -oid.
You will also like...
Obtaining air outside an aquatic environment required species to acquire suitable adaptations, and this was the case of ..
This tutorial digs into the past to investigate the origins of life. The section is split into geological periods in the..
Homeostasis is the relatively stable conditions of the internal environment that result from compensatory regulatory res..
Geological periods is a study guide that cites the different geological periods on Earth's timeline. Each has a brief ov..
Plants are characterized by having alternation of generations in their life cycles. This tutorial is a review of plant m..