Fróðskaparrit - 01.01.1999, Page 233

ECHINODERMATA, ASTEROIDEA í FØROYSKUM ØKI
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Reference to best descriptions of the species:
Mortensen (1927: 59-60, Fig. 33); Clark and
Downey (1992: 77-78, Pl. 21d-g)
BioFar stations: 491 (1), 520 (1), 522 (1), 646 (1)
Other records: Faroe-Shetland Channel (Clark and
Downey 1992); south of the Wyville-Thomson
Ridge (Murray and Hjort 1912); Rockall Trough
(Gage et al., 1985)
Bathymetrical range within the area: 405 - 986 m
Substrate: clay, gravel, stones
Temperature: 2.0° - 8.6°C (measured)
Watermass: AW, AW/AI, AI
World distribution: Subarctic (Franz et al., 1981);
From the Murman coast along the Norwegian coast
to Bohuslán in Sweden, the Faroe-Shetland Chan-
nel south to the Bay of Biscay and Senegal.
World bathymetrical range: (19) 70 - 1,850 m
Remarks: Clark (Clark and Downey 1992) states that
it is possible to misidentify Psilaster andromeda as
a species of the genus Persephonaster due to the
differing extent of the superomarginal plates on the
upper disc surface.
Order NOTOMYOTIDA
Family BENTHOPECTINIDAE
Genus Pontaster Sladen, 1885
Pontaster tenuispinus (Dliben and Koren,
1846)
Synonyms: Astropecten tenuispinus Diiben and Koren
1846; Archaster tenuispinus M. Sars 1861
Reference to best descriptions of the species:
Mortensen (1927: 72-73, Fig. 40); Clark and
Downey (1992: 140-142, Pl. 34d-g)
13’ Hr 11' 10' 9' 8' V 6' 5' 4' 3' 2'
Map 3. Records of Plutonaster bifrons (W. Thomson) (A), and Psilaster andromeda (Mtiller and Troschel)(0) in
the Faroe region.
Kort 3. Skrásetingar av Plutonaster bifrons (W. Thomson) (A) og Psilaster andromeda (Muller and Trochel) (•)
í føroyskum øki.