KSIĄŻKI POWIĄZANE ZE SŁOWEM «PROTOSTIGMA»
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1
The Chain of Life in Geological Time: A Sketch of the Origin ...
After Lesquereux. a, Sphenophyllum primævum. b, Protostigma sigillarioides.
Somewhat higher up in the Lower Silurian, in the Cincinnati group of America,
Lesquereux finds objects which he refers to the genus Sphenophyllum, which is ...
Sir John William Dawson,
2014
2
Coral Reef Ascidians of New Caledonia
Division of a protostigma into straight stigmata, on the left. and curved stigmata,
on the right. straight stigmata ... Usually, each protostigma breaks up in
development to form a transverse row of longitudinally oriented stigmata that
assume ...
101-103, figs. 1-5, pi. 1, figs. 1, 4.— Raufi, Palseontographica, 40, 1894, p. 246,
pl. 1, figs. 19, 20. Canadian? (Levis?): Metis, Quebec. PROTOSTIGMA
Lesquereux. Genotype: P. eigillarioides Lesquereux. Protostigma Lesquereux,
Proc. Amer.
4
The Australian Bird Watcher
Banksia and related genera are protandrous: by the time the flower has opened
the anthers have matured, shed their pollen on the protostigma, and withered.
The protostigma deposits the pollen on visiting birds, who may subsequently rub
it ...
5
The Shipley collection of scientific papers
11), and seeing a new stigma at its first appearance as a minute perforated disc,
it is possible to demonstrate beyond reasonable doubt that the fifth protostigma is
formed independently of the rest. This being the case, it is the more singular to ...
6
Observations on Protective Adaptations and Habits, Mainly in ...
Auf das zwolfte (von hinten gezahlt) Protostigma folgt nach vorn bin eine
Obergangszone, die in der Mitte schmal ist und hier von einer langen, genau
quer gestellten Kiemenspalte eingenommen wird, wahrend sie sich gegen
Dorsal- falte und ...
7
Quarterly Journal of Microscopical Science
Probably by adaptation to the conditions of interstitial growth in the narrow atrium,
the gill-slit develops on the instalment system, first one-half (the parent
protostigma), and then the second half (the daughter protostigma), by curvature
and ...
8
Bioscientific Terminology: Words from Latin and Greek Stems
... as mites osteostixis — surgical puncturing of a bone protostigma — one of two
primary gill slits in an embryo stigmata — that portion of a pistil which receives
pollen; eye- spots of some protozoa; apertures connected with the trachea of
some ...
9
Proceedings of the Royal Society of London: Containing ...
The Dictyobranchia differ from the Krikobranchia in that the first primary
protostigma divides into four tertiary. The Krikobranchia are peculiar in the great
abbreviation of the development. True protostigmata can scarcely be said to
occur.
10
Proceedings of the Royal Society of London: Containing ...
The Dictyobranchia differ from the Krikobranchia in that the first primary
protostigma divides into four tertiary. The Krikobranchia are peculiar in the great
abbreviation of the development. True protostigmata can scarcely be said to,
occur.
Royal Society (Great Britain),
1913