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单词 pseudopore
释义

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pseudopore
pseudopore n.
Brit. /ˈs(j)uːdə(ʊ)pɔː/
,
U.S. /ˈsudoʊˌpɔr/
Zoology a structure resembling a pore; spec. (a) (in some sponges) a pore of a pseudogaster (obsolete); (b) (in some bryozoans) a spot in the calcified frontal wall in which calcification has not occurred but which does not constitute an opening to the interior, being filled with tissue.
ΚΠ
1888 G. Rolleston & W. H. Jackson Forms Animal Life (ed. 2) 791 Such fusion frequently leads to the enclosure of spaces really external to the sponge-body, which form a false gastric cavity (pseudogaster) opening by a false osculum (pseudosculum s. pseudostome) and false pores (pseudopores).
1909 G. M. R. Levinsen Cheilostomatous Bryozoa p. v Uncalcified spots in calcified surfaces may be called ‘pseudopores’.
1995 J. S. Ryland in P. J. Hayward & J. S. Ryland Handbk. Marine Fauna N.W. Europe xi. 630 The pores of ascophorines, which may be confined to the margin or extend all over the frontal surface, are merely gaps in the calcification: they are best called pseudopores.
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