A Monograph of the Fresh-water Polyzoa: Including All the Known Species, Both British and Foreign, Tema 28 |
Dentro del libro
Resultados 1-3 de 27
Página 13
14 ) , which under the action of acetic acid dilates and fills nearly the entire
corpuscle ( fig . 15 ) . The situation of these bodies in a tubular network in the
substance of the endocyst is a fact of great interest . It is nearly certain that
whatever may ...
14 ) , which under the action of acetic acid dilates and fills nearly the entire
corpuscle ( fig . 15 ) . The situation of these bodies in a tubular network in the
substance of the endocyst is a fact of great interest . It is nearly certain that
whatever may ...
Página 16
The second division ( g ) forms the greater portion of the stomach ; it is also of a
nearly cylindrical form ; but it is longer and wider than the cardiac cavity with
which its axis is nearly continuous ; it terminates below in a rounded cul - de - sac
; to ...
The second division ( g ) forms the greater portion of the stomach ; it is also of a
nearly cylindrical form ; but it is longer and wider than the cardiac cavity with
which its axis is nearly continuous ; it terminates below in a rounded cul - de - sac
; to ...
Página 115
The branches are given off at nearly right angles from the wide part of the cell ,
one at each side of the tubular orifice , and are thus ( unless when the
suppression of one of them takes place ) situated in pairs one opposite to the
other , with the ...
The branches are given off at nearly right angles from the wide part of the cell ,
one at each side of the tubular orifice , and are thus ( unless when the
suppression of one of them takes place ) situated in pairs one opposite to the
other , with the ...
Comentarios de la gente - Escribir un comentario
No encontramos ningún comentario en los lugares habituales.
Otras ediciones - Ver todas
A Monograph of the Fresh-water Polyzoa: Including All the Known ..., Tema 28 George James Allman Vista de fragmentos - 1856 |
Términos y frases comunes
adherent admit Alcyonella alimentary alimentary canal Allman already anatomy animal appearance Ascidian attached become Beneden bodies branches branchial British canal cavity cell characters cilia closely complete condition connected consists constitutes contained continuous corresponding Cristatella crown described detected disc distinct Dumortier ectocyst edit endocyst entire epistome examined existence extending external extremity fibres fluid Fredericella fresh-water Polyzoa genera genus Gervais gives important internal latter layer Leidy lophophore Lophopus margin mass Mém membrane memoir minute mouth muscles Natural naturalists nearly observed occur organs orifice Original figures Paludicella passes Plumatella Plumatella repens Polype polypide Polyzoon portion present published relations repens resemblance retraction retractor Rösel seen separated sheath side space species specimens statoblasts stomach stones structure surface surrounding tentacula transparent transverse Trembley true tubes Tubularia tunic Tunicata walls whole young