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(Topsent, 1892a)

Species Overview

Phorbas dendyi (Topsent, 1892a) is a yellowish, small, stalked fan or club, with characteristic surface areoles and a soft consistency. It is a northern deep-water species.

Taxonomic Description

Colour: Yellow-white to grey-violet.
Shape, size, surface and consistency: (Phorbas dendyi photo) Club-shaped or fan-shaped, 0.5-3 cm high, attached to pebbles. Surface provided with areolated porefields, but smooth inbetween. Oscules ca. 1 mm. Consistency soft.
Spicules: (Phorbas dendyi spics) Megascleres: Ectosomal tornotes strongylote: 213-300 x 4-8 µm; acanthostyles: 180-350 x 10-18 µm.
Microscleres: Arcuate isochelae: 23-56 µm.
Skeleton: Tornotes form bundles and brushes at the surface. Choanosomal skeleton consists of plumose bundles of acanthostyles, echinated sparingly by the same type of acanthostyles.
Ecology: Deep water, on stones, from 70 m down to 1100 m.
Distribution: North Atlantic: East Greenland, Norway, Scotland, SW Ireland; Azores.
Type specimen information: The type is in the Monaco Museum.

Remarks

This is the only Phorbas with a stalked habit. The species is ill-known.
Source: Stephens, 1920

Phorbas dendyi