Edge Rewrite
// HTMLRewriter · presentation

This page was redesigned at the edge.

Cloudflare fetched the original article and streamed it through HTMLRewriter to apply an entirely new visual system without rebuilding the source page.

// request.cf · coarse context

A page that knows where it met you.

Only coarse request metadata is shown. This demo does not display or persist visitor IP addresses.

Country
US
Cloudflare location
CMH
Connection
HTTP/2
Language
Not provided

Ray ID: a255b3e969c0c77b

Jump to content

Metridiidae

From Wikipedia, the free encyclopedia

Metridiidae
Metridium senile
Scientific classification Edit this classification
Kingdom: Animalia
Phylum: Cnidaria
Subphylum: Anthozoa
Class: Hexacorallia
Order: Actiniaria
Superfamily: Metridioidea
Family: Metridiidae
Carlgren, 1893[1]

Metridiidae is a family of sea anemones in the order Actiniaria.[2]

Characteristics

[edit]

Members of the family Metridiidae are characterised by having a mesogloeal sphincter muscle and by the mesenterial arrangement, with the mesenteries not being divided into macronemes and microcnemes. The acontia typically have microbasic b-mastigophors and microbasic amastigophors, though the latter are not always present in adults.[1]

Genera

[edit]

The following genera are recognised by the World Register of Marine Species (WoRMS):[3]

Of these, Metridium is the most speciose while Paraisometridium is monotypic.

References

[edit]
  1. 1 2 Metridiidae Archived 2012-03-31 at the Wayback Machine KU Natural History Museum. Retrieved 2011-08-05.
  2. Metridiidae World Register of Marine Species. Retrieved 2011-08-05.
  3. "WoRMS - World Register of Marine Species - Metridiidae Carlgren, 1893". www.marinespecies.org. Retrieved 2018-05-14.