PAROLE IN INGLESE ASSOCIATE CON «CYSTIDEAN»
cystidean
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10 LIBRI IN INGLESE ASSOCIATI CON «CYSTIDEAN»
Scopri l'uso di
cystidean nella seguente selezione bibliografica. Libri associati con
cystidean e piccoli estratti per contestualizzare il loro uso nella letteratura.
1
Biology of Echinodermata
RESULTS AND DISCUSSION Cystidean are metamorphic larvae that consists in
a calyx, a stalk, and an adhesive disk attaching the larvae onto the substrate (
Figs 1,2). They start to develop as soon as the doliolariae are permanently fixed ...
The perimetamorphic period of crinoids comprises three stages: the doliolaria (
free-swimming larval stage), the cystidean (attached metamorphic stage) and the
pentacrinoid stages (attached postlarval stage) (Mladenov and Chia 1983; ...
6), as an undetermined Cystidean from Coniston. The country around possesses
many attractions for the geological rambler. HL — Notes on some Perfobated
Palbozoio Spiriperida:. By Professor W. Kiao. 5pirifer cusprDATUs. — As I am ...
4
Echinoderms: Munchen: Proceedings of the 11th International ...
Just after settlement, about ten mesh plates, probably derived from the spicules,
were found in the stalk. There were about 10 short columnals in the cystidean at
3 days after settlement. Because there is no significant difference between the ...
Thomas Heinzeller, James H. Nebelsick, 2005
5
Reproduction of Marine Invertebrates: Echinoderms and ...
The early attached stage lasts several days and then turns into the cystidean
stage, so-named because of its superficial resemblance to an extinct echinoderm
of the class Cystidea. The cystidean stage begins as the aboral region narrows
and ...
Arthur Charles Giese, John S. Pearse, Vicki Pearse, 1974
6
Echinoderm studies 5 (1996)
If the substratum is appropriate, the doliolaria becomes permanently fixed and
transforms into a cystidean larva. Permanent adhesion occurs when Type D
ciliated secretory cells secrete their proteinaceous cement (Chia et al. 1986,
Jangoux ...
7
Treatise on Invertebrate Paleontology: Mollusca 1. 1960:
Cystidean growth stage of Antedon (after Sceliger, 1892). 1. External form and
skeleton. 2. Anatomical section through anterior free end of larva. velopmental
stage). The juvenile crinoid, morphologically characterized by the presence of a
stalk ...
Raymond Cecil Moore, Curt Teichert, 1978
8
The American Journal of Science
this Journal, vol. xlix, 134 (January, 1870): “The discovery of the living Cystidean,
noticed in the last number of this Journal, is another fact of the same kind, and so
remarkable that it may not seem unreasonable to anticipate hereafter the ...
Along this stretch the cystidean beds are frequently exposed. 75. About two miles
west of Bryanteburg, on the north side of the stream, the following very typical
section was found. Mr. Hammell supplied the data as to the cystidean beds.
Indiana. Dept. of Geology and Natural Resources, 1897
10
9th North American Paleontological Convention: abstracts : ...
Cronies and Geis (1940) presented an intriguing study of very small blastoids
illustrating what they interpreted as larval stages of development from a small
spherical embryo-like structure through a stage that resembles cystidean larvae
of ...
Cincinnati Museum Center, 2009
