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270 HISTORY OF BRITISH ZOOPHYTES. 
And arborets of jointed stone were there, 
And plants of fibres fine as silkworms’ thread, 
Yea, beautiful as mermaids’ golden hair 
Upon the waves dispread.”— Southey. 
Tribe 1. TUBULIPORIN A. 
Famity TUBULIPORIDA. 
Character. Polypidoms calcareous, massive, orbiculated, or 
lobed, or divided dichotomously; the cells long and tubular, 
with a round, prominent, unconstricted aperture.—Dr. Johnston. 
Genus XXXV. TUBULIPORA, Lamarck. 
Gen. Char. Polypidom depressed, circular or lobed, adherent 
by a thin calcareous basis; cells clustered, inclined to be rowed, 
erect or sub-horizontal, more or less free at the round terminal 
aperture.—Johuston. 
* With a thin sessile basis. (Discopora, Fleming.) 
1. TupuLtipora PaTINA, Padias. 
Hab. On shells and zoophytes and seaweeds from deep 
water. Miss 8. Beever, Isle of Man; Mrs. Gulson, Ex- 
mouth; Mrs. Gatty, coast of Yorkshire; Miss Allardyce, 
Cromarty. 
This is a handsome little zoophyte. On our west coast 
it is chiefly found in the tangled roots of Laminaria dig- 
