Alcyonacea are sessile colonial cnidarians that are found throughout the oceans of the world, especially in the deep sea, polar waters, tropics and subtropics. Whilst not in a strict taxonomic sense, …

The term “soft coral” generally applies to organisms in the two orders Pennatulacea and Alcyonacea with their polyps embedded within a fleshy mass of coenenchymal tissue.

Biodiversity, life cycles, and reproductive biology of deep-sea cnidarians. Berichte zur Polarforschung, 470, 108-112.

Alcyonacea, or soft corals, includes species like leather corals and gorgonians, vital to reef ecosystems and popular in aquariums.

Alcyonacea is yet another order of cnidarians that has been heavily reorganized since the end of the 20th century. The order is currently assigned species that are loosely known as soft corals and sea …

May 21, 2009 · Two of the four orders within the subclass Octocorallia—the Alcyonacea (Soft Corals), Gorgonacea (Sea Fans), Pennatulacea (Sea Pens) and Helioporacea (Blue Corals)—occur in this …

Mar 7, 2024 · Soft corals, also known as Alcyonacea, represent a unique category of corals distinguished by their absence of a rigid, calcium carbonate skeleton, giving them a fleshy and …

Lower parts of polyps fused into a fleshy mass; oral ends protrude. Internal skeleton of isolated calcareous spicules. Primarily tropical. Order Helioporacea (Coenothecalia) Blue coral. Massive …

Alcyonacea, or soft corals, are an order of corals that do not produce calcium carbonate skeletons. Formerly known as gorgonians, they are sessile colonial cnidarians found throughout the oceans of …

; class Anthozoa, subclass Octocorallia) An order of corals that first appeared in the Early Jurassic and which contains the modern genus Alcyonium (dead man's fingers). Members of the order are …