-
Sea pens are
marine cnidarians belonging to the
order Pennatulacea,
which are colony-forming
benthic filter feeders within the
class Octocorallia (subphylum...
- The
slender sea pen (Virgularia mirabilis) is a
species of
sea pen in the
family Virgulariidae,
occurring throughout the
Mediterranean and
Western Europe...
- The
feathery sea pen (Virgularia schultzei) is a
species of
sea pen in the
family Virgulariidae.
Feathery sea pens stand upright in the sand like the...
- A
pen is a
common writing instrument that
applies ink to a surface,
usually paper, for
writing or drawing.
Early pens such as reed
pens,
quill pens, dip...
-
Renilla is a
genus of
sea pen. It is the only
genus within the
monotypic family Renillidae.
Sea pansy is a
common name for
species in this genus. The...
- into four main groups: the
almost wholly sessile Anthozoa (
sea anemones, corals,
sea pens);
swimming Scyphozoa (jellyfish);
Cubozoa (box jellies); and...
-
sea pen in the
family Echinoptilidae. It is
monotypic with a
single species,
Actinoptilum molle,
commonly known as the
radial sea pen or
purple sea pen...
-
Ptilosarcus gurneyi, the
orange sea pen or
fleshy sea pen, is a
species of
sea pen in the
family Pennatulidae. It is
native to the
northeastern Pacific...
- with
simple articulation, e.g. ****insonia and Spriggina),
Petalonamae (
sea pen-like animals, e.g. Charnia),
Aspidella (radial-shaped animals, e.g. Cyclomedusa)...
-
Charnia looks very much like a
sea pen, the
first attempt to
categorise these fossils designated them as
jellyfish and
sea pens. However, more
recent discoveries...