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Renilla is a genus of sea pen. ... Sea pansy is a common name for species in this genus. Species. The following species are recognized: [1] Renilla amethystina ...
Sea pens are sometimes brightly coloured; the orange sea pen (Ptilosarcus gurneyi) is a notable example. Rarely found above depths of 10 metres (33 ft), sea pens prefer deeper waters where turbulence is less likely to uproot them. Some species may inhabit depths of 2,000 metres (6,600 ft) or more.
Sea pens, sea feathers and sea pansies: Ptilosarcus gurneyi: Colonial species taking pinnate, radial or club-like forms. Main axis is a single enlarged and elongated polyp. Has several types of specialist polyp. Azooxanthellate. [10] Worldwide, from lower tidal to 6,000 m (20,000 ft) [12] Ceriantharia: Penicillaria Tube-dwelling anemones ...
Renilla muelleri (also spelled R. mulleri or R. müilleri) is a species of sea pansy. It has been reported from the Gulf Coast of the United States, notably the Florida panhandle, [2] but is also reported from the eastern coast of South America. [3] It is thought to be a euryhaline littoral species, found to a depth of up to 150 meters. [3]
(video) Orange sea pens. 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 Ocean where it lives in deep water anchored by its base in sand or mud. It has received its common name because of its resemblance to a quill in a bottle of ink.
Coelenterata is a term encompassing the animal phyla Cnidaria (corals, true jellies, sea anemones, sea pens, and their relatives) and Ctenophora (comb jellies). The name comes from Ancient Greek κοῖλος (koîlos) 'hollow' and ἔντερον (énteron) 'intestine', referring to the hollow body cavity common to these two phyla.
Viola tricolor is a common European wild flower, growing as an annual or short-lived perennial.The species is also known as wild pansy, Johnny Jump up (though this name is also applied to similar species such as the yellow pansy), heartsease, heart's ease, heart's delight, tickle-my-fancy, Jack-jump-up-and-kiss-me, come-and-cuddle-me, three faces in a hood, love-in-idleness, and pink of my john.
The male upper side is bright yellow. The costa of the forewing has a broad triangular jet-black projection downwards at the discocellulars, and the dorsum has a triangular projection upwards near the tornus; this black margin narrows near the middle of the termen and bears on the apex two short transverse preapical white streaks crossed by the black veins.