KSIĄŻKI POWIĄZANE ZE SŁOWEM «POLYZOOID»
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1
Teikoku Daigaku Kiyō: Rika
polyzooid. This mode, however, seems to take place very rarely, if ever, in the
present species. By the second mode, germs enclosed in hard ehitinous cases (
statoblasts) are produced in the funicular cavity of polyzooids. They :ire set free
by ...
2
Journal of the College of Science
polyzooid. This mode, however, seems to take place very rarely, if ever, in the
present species. By the second mode, germs enclosed in hard chitinous cases (
statoblasts) are produced in the funicular cavity of polyzooids. They are set free
by ...
Tōkyō Daigaku. Rigakubu,
1891
3
The Journal of the College of Science, Imperial University ...
polyzooid. This mode, however, seems to take place very rarely, if ever, in the
present species. By the second mode, germs enclosed in hard chitinous cases (
statoblasts) are produced in the funicular cavity of polyzooids. They nre set free
by ...
4
Journal of the College of Science, Imperial University of ...
The number of statoblasts that develope in a single polyzooid is usually five or six
, in some cases as much as eight. Of these, the uppermost one is the oldest and
the lowest the latest formed, so that at a certain period statoblasts in various ...
5
Proceedings of the Essex Institute
The nearest approach to the Ascidian that can be attained by modifying, in a
somewhat similar manner, the organization of a Polyzooid, is very clearly
exhibited by Prof. Allman in two imaginary sections taken respectively from a
Clavellina and ...
6
Proceedings of the Essex Institute
He also agrees with Mr. Hancock in regarding the arms of the Polyzooid and
Brachiopod as identical, but shows that they grow in opposite directions.1' This
opposition is better understood if we begin our comparison by imagining the ...
7
Journal of the College of Science, Imperial University of Tokyo
These immature statoblasts undoubtedly sufi'er common decomposition with the
n'lother-colony. As every polyzooid produces statoblasts, their number in the
entire colony is really very great. Once I counted no less than 870 statoblasts in a
...
Tōkyō Daigaku. Rigakubu,
1892
8
Communications Read Before the Essex Institute
The nearest approach to the Ascidian that can be attained by modifying, in a
somewhat similar manner, the organization of a Polyzooid, is very clearly
exhibited by Prof. Allman in two imaginary sections taken respectively from -a
Clavellina ...
9
OBSERVATIONS ON POLYZOA SUB-ORDER PHYLACTOLAEMATA WITH NINE ...
A Polyzooid, reduced to its simplest form, is a closed sac, the walls bent inwards
forming an annular fold dividing the neural or posterior region from the
reproductive or anterior region. The posterior end bears the lopho- phore, a disk
bordered ...
10
The Naturalists' directory. (F.W. Putnam, ed.). North ...
A Polyzooid, reduced to its simplest form, is a' closed sac, the walls bent inwards
forming an annular fold dividing the neural or posterior region from the
reproductive or anterior region. The posterior end bears the lopho- phore, a disk
bordered ...
Salem Mass, Essex inst,
1866