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(1900) [MARC] Author: Ole Nordgaard
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0 v c 1 o s t o ni a † a.

C y c 1 o s t o m a t a

V

Fain. Crisidae.

Gen. Crisia.

Crisia eburnea, Linn.

Crisia eburnea, Smitt (24. 1) p. 117, 132, tab. 10, fig.
7 -19.

Hincks (8), p. 420, tab. 56, fig. 5, 6.
Crisia cornuta. Smitt (24. I), p. 116, tab. 16, fig. 1.

„ Hincks (8). p. 419, tab. 56. fig. 1 4.

Findesteder. St. 31, Brandøsund.

1 tilslutning til Hincks liar jeg i min fortegnelse (18,
II) opført formerne eburnea og cornuta som særskilte arter.
Da der imidlertid mellem de to eksisterer overgangsformer,
er det kanske rigtigst at benytte eburnea som artsnavn og
opføre den anden som forina cornuta.

Crisia denticulata, Lamarck.

Smitt (24, I), p. 117, 137, tab. 16, fig. 20 a, b).
Hincks (8), p. 422, tab. 56, fig. 7—9.

Findesteder. St. 10, 164, 223, 262, 273, 323,
Pors-angerfjord. Spitsbergen.

Denne crisia har ogsaa udenfor de arktiske farvand
(>n stor udbredelse.

Fam. Crisidæ.

Gen. Crisia.

Crisia eburnea. Linn.

Crisia. eburnea, Smitt (24, I), pp. 117, 132; Pl. XVI,
figs. 7—19.

Hincks (8), p. 420; Pl. LVI, figs. 5, 6.
Crisia cornuta, Smitt (24. I), p. 116: Pl. XVI. fig. 1.

Hincks (8), p. 419; Pl. LVI. figs. 1-4.

Occurrence. Station 31, Brandosund.

In my list (18. II), I have followed Hincks in
entering the forms eburnea and cornuta as separate species.
As transition forms exist, however, between the two, it
will perhaps be best to employ eburnea as the specific
name, and designate the other as Jonna cornuta.

Crisia denticulata, Lamarck.

Smitt (24, I), pp. 117, 137; Pl. XVI, fig. 20a, b).
Hincks (8), p. 422; PL LVI, figs. 7—9.

Occurrence. St. 10, 164, 223, 262, 273, 323,
Porsanger Fjord, Spitsbergen.

This Crisia is also widely distributed outside the
arctic seas.

Den norske Nordliavsexpedition. O. Nordgaard: Polyzoa.

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