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(1900) [MARC] Author: Ole Nordgaard
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Fain. Bicellaridae.

Gen. Bicellaria.

Bicellaria alderi. Busk.

Smitt (24, III), p. 289, 335, tab 18, lig. 4—8.
Hincks (8), p. 70, tab. 9, fig. 3—7.

Findesteder. St, 10. 315.

Levinsen (14) opfører ikke den form for Danmark,
men it’olge Hincks er den tagen ved Shetland, og i Norge
har jeg observeret arten paa forskjellige steder fra Bergen
til Lolbten. Den er hidtil ikke omtalt fra arktiske egne,
og naar saaledes arten pludselig viser sig saa langt mod
nord som paa St. 315 (74° 53’ X. B.). maa denne
omstændighed vistnok kunne anføres som et eksempel paa
Golfstrømmens evne til at Hytte boreale former mod øiere
breddegrader.

Anm. I min fortegnelse over norske CJwilostomata
(18, I) har jeg opført Bicellaria ciliala, Linn. som funden
af M. Sars i Kristianiafjorden. Jeg har senere taget denne
vakre fonn paa Bicellaria alderi i Hjeltefjorden, og arten
kan saaledes med sikkerhed opføres som hørende til Norges
fauna.

Gen. Bugula.

Bugula murrayana, Johnst,

Smitt (24, III), p. 291, 349, tal>. 18, fig. 19—27.
Hincks (8), p. 92, tab. 14. fig. 2—9.

Findesteder. St. 260, 322, Spitsbergen.

Var. fruticosa, Pack, Advent Bay.
Var. quadridentata, Lov., St. 10, 18.
2(52. 315.

I arktiske farvand synes varieteterne at være
almindeligere end den typiske form.

Bugula purpurotincta, Norman.
Hincks (8), p. 89, tab. 12, fig. 8 12.
Findested Kjosen.

Arten er funden paa forskjellige steder langs
Skandinaviens kyst, men den nordligste hidtil kjendte forekomst
er Kjosen. .leg tug den vinteren 1899 i Malangenfjord
fastvokset til en hydroid (100-200 m.).

Kam. Bicellaridæ.

Gen. Bicellaria.

Bicellaria alderi. Busk.

Smitt (24. III), pp. 289, 335; Pl. XVIII, figs. 4 8.
Hincks (8), p. 70; Pl. IX, figs. 3 7.

Occurrence. St. 10, 315.

Levinsen (14) does not give tliis form for Denmark,
hut according tu Hincks it is found in the Shetland Isles,
and I have observed the species in Norway in several
places from Bergen to Lofoten. It has not vet been
reported from arctic regions; and when the species thus
suddenly appears so far north as St. 315 (74° 53’ JST. Lat,),
the circumstance might certainly be quoted as an instance
of the power of the Gulf Stream to carry boreal forms
up into higher latitudes.

Remark. In my list of Norwegian Cheilostomata
(18. I), 1 have entered Bicellaria ciliata. Linn, as found
by M. Sars in the Kristiania Fjord. 1 have since found
this beautiful form on Bicellaria alderi in Hjeltefjorden;
and the species may thus safely he put down as belonging
to the fauna of Norway.

Gen. Bugula.
Bugula murrayana, Johnst.

Smitt (24, III), pp. 291, 349; Pl, XVIII, figs. 19 27.
Hincks (8), p. 92; Pl. XIV, figs. 2 9.

Occurrence. St. 200, 322, Spitsbergen;

Var. fraticosa, Pack, Advent Bay;
Var. quadridentata, Lov, St. 10, 18,
262, 315.

In arctic waters, the varieties seem to be more
general than the typical form.

Bugula purpurotincta, Norman.
Hincks (8), p. 89; Pl. XII, figs. 8-12.
Occurrence. Kjosen.

This species is found in various places along the
coast of Scandinavia; but the most northerly place at which
it lias hitherto been known to occur is Kjosen. 1 found
it at the beginning of 1899 in Malangenfjord, grown fast
to a hydroid (100 200 in.).

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