«NEOPILINA» 관련 영어 책
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neopilina 의 용법을 확인하세요.
neopilina 에 관련된 책과 해당 책의 짧은 발췌문을 통해 영어 서적에서 단어가 사용되는 맥락을 제공합니다.
1
The Mollusks: A Guide to Their Study, Collection, and ...
17.2.5 Reproduction and development. The gonads of Neopilina galatheae are
paired ventral structures. The sexes are separate and there are two pairs of
ovaries and two pairs of testes connected by ducts to the third and fourth renal
organs.
Charles F. Sturm, Timothy A. Pearce, Ángel Valdés, 2006
2
Phylogeny and Evolution of the Mollusca
TABLE 5.1 Current Taxonomy of the Tryblidia Family Neopilinidae Lemche, 1957
Genus Neopilina Lemche, 1957 "Neopilina (N.) galatheae (Lemche 1957: 414,
figs. 1-4): 37 mm; off Coasta Rica, 9°23 ' N, 89°32 ' W, 3,590-3,718 m. Neopilina ...
W. F. Ponder, David R. Lindberg, 2008
3
The Mollusca: Physiology
Neopilina galathea had been discovered; obviously a mollusc, possessing
structures that appear clearly to be metanephridia even though the embryology is
unknown, and probably a segmented animal. The origins of molluscs, and their ...
The elongate and relatively low Tergomya range as fossils from Cambrian to
Devonian times and gave rise to Neopilina but, in our estimation, to no innovative
molluscan types. Neopilina has survived the general ecological replacement ...
5
United States Geological Survey Professional Paper
from only one specimen of that genus; their positioning approximately between
the third and seventh pedal retractors, though similar to the positioning of
ctenidial retractors in Neopilina galatheae, may be fortuitous as the variation or
lack of ...
6
A Complete Course in ISC Biology
Example : Neopilina. Class 2. Amphineura (Gk. amphi = both; neuron = nerve) 1.
Most primitive molluscs with dorso-ventrally flattened body. 2. Foot broad, flat,
sole-like and ventral in position. 3. Shell formed of many plates (8). Both shell
and ...
V. B. Rastogi, B. Kishore, 1997
7
Geological Survey Professional Paper
—This order was defined by Lemche (1957), who described it primarily in
zoological terms on the basis of the then newly discovered Holocene mono-
piacophoran Neopilina. His definition is difficult to appiy to a study of fossils, and
in reality is ...
This view was supported by the discovery of a primitive ancestral mollusc,
Neopilina galathea which shared both moliuscan and annelidan features (
metamerism or segmental or serial repetition of body organs). Neopilina was
dredged in ...
tionary distribution in the geological column are Neopilina, a small mollusk, and
the coelacanth fish (Figures 7.8 and 7.9). Paleontologists considered Neopilina
extinct since the Devonian (280 million or more years ago) until it was discovered
...
Harold G. Coffin, Robert H. Brown, R. James Gibson, 2005
Neopilina A true “living fossil,”this deep-sea mollusk has scarcely changed in 400
million years. Anatomy of a snail The main body organs of a snail. Radula Foot
Shell Stomach Gill Eye Mouth Mantle Body HE BASIC MOLLUSK body plan is ...
Facts On File, Incorporated, 2004
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Mantle margin morphogenesis in Nodipecten nodosus (Mollusca …
The monoplacophoran Neopilina galathea displays three folds in the mantle margin, and a periostracal groove is placed between the outer and ... «BMC Blogs Network, 5월 15»
