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1
Mosquitoes of North America (north of Mexico)
pigmented tracheae; siphonal index rarely more than 3.0 10 10 (9). Comb of the
eighth segment with 4 to 9 scales in a single row 11 Comb of the eighth segment
usually with more than 9 scales in a single regular or irregular row or a patch 12 ...
Stanley J. Carpenter, Walter J. LaCasse, 1974
2
Cenozoic Seas: The View From Eastern North America
in having a more slender, narrower siphonal canal. Lindafulgur new genus
Diagnosis: Busyconines of average size for subfamily, with proportionally short,
vase-shaped body whorls and extremely long, well-developed siphonal canals; ...
3
Geological Survey Professional Paper
E. cunningtoni (Sharp*) Plate 11, figures 17, 18 Euomphaloceras resembles
Acanthoceras in having umbilical, lower and upper ventrolateral, and siphonal
tubercles, but Euomphaloceras differs mainly in having more siphonal tubercles
than ...
Geological Survey (U.S.), 1977
4
Sea Urchins: Biology and Ecology
Prouho (1887) discovered that cidaroid sea urchins have not a siphon, but a
siphonal groove running along the adaxial margin of the stomach (Fig. 8.4J),
although he failed to note that the inner epithelial cells of the groove are ciliated –
a ...
5
A Dictionary for Invertebrate Zoology:
ture. siphonal a. siphonal area (MOLL: Bivalvia) The posterior sector of the shell
surface, usually demarcated anteriorly by the umbonal ridge; secreted at the
openings in the mantle edge or ele- vated to form siphons. siphonal canal (MOLL
: ...
6
Asian Marine Biology 7 (1990):
within the siphonal haemal spaces (Yonge, 1936; Goreau rt a/., 1966, 1973;
Muscatine, 1967; Fankboner, 197 la), the siphons have undergone marked
hypertrophication. This increase in siphonal flesh has resulted in greater capacity
for ...
7
Molluscs: Prosobranchs and Pyramidellid Gastropods: Keys and ...
378) 18. Apical whorls nearly styliform, perhaps with slightly bulbous tip; siphonal
fasciole absent Buccinidae (p. 378) Apical whorls not styliform ; with or without a
fasciole 19 19. Shell with siphonal fasciole; whorls slightly angulated; lip a little ...
Alastair Graham, Linnean Society of London, 1988
Subclass: Bactritoidea The bactritids are externally similar to the Orthocerida, but
are small with a thin marginal siphuncle and a siphonal lobe. They can be
derived from Ordovician forms with a marginal siphuncle but no siphonal lobe,
such as ...
9
U.S. Geological Survey Professional Paper
... which is not absorbed, and the surface is thus rendered, as it were, varicose;
the canal is short, strongly recurved, with a remarkably deep siphonal sulcus, so
that the end of the pillar stands forward in a marked way ; on the shoulder,
halfway ...
10
The Anatomy of the Common Squid
a lower pair which passes obliquely downward to the middle of the lower surface.
At the side of the siphon , but facing downward is the siphonal cartilage, a
grooved plate to which many muscle fibres are attached and which fits over the ...
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Visit Gulf Pond Museum Saturday: large mollusks and artifacts on …
The Yellow Helmet, cassis cornuta, gets its name from its beautiful yellow inner and outer lips and high siphonal canal. It is also called the Horned Helmet. «Milford Mirror, 六月 15»
Mantle margin morphogenesis in Nodipecten nodosus (Mollusca …
Sartori AF, Mikkelsen PM: Siphonal Structure in the Veneridae (Bivalvia : Heterodonta) with an assessment of its phylogenetic application and a review of ... «BMC Blogs Network, 五月 15»
Can Animals Directly Harness Solar Energy? Apparently So…
Compared to other clams, the body of giant clams are rotated 180 degrees so that the opening of the shell shows the siphonal tissue and mantle rather than the ... «Deep-Sea News, 十月 13»
