10 LIBRI IN INGLESE ASSOCIATI CON «TRISERIAL»
Scopri l'uso di
triserial nella seguente selezione bibliografica. Libri associati con
triserial e piccoli estratti per contestualizzare il loro uso nella letteratura.
Test (a) triserial in early part and twisted biserial in later part, or (b) twisted
biserial throughout; aperture large, elongate; rimmed or lipped apertural margin,
partly infolded and linked with internal tooth- plate. Hopkinsina, Stainforthia.
2
U.S. Geological Survey professional paper
Test elongate, early triserial part prominent, later becomes biserial; triserial part
tapers, broadly triangular with well-rounded edges when viewed from initial end,
composes at least one-fourth of the length of even the largest specimens, ...
Geological Survey (U.S.),
1969
3
Geological Survey Professional Paper
Test elongate, early portion tapering, triserial, later adult portion biserial, with the
sides nearly parallel, very slightly compressed, periphery rounded, lobulate;
chambers distinct, somewhat inflated, the earlier triserial ones increasing
gradually ...
4
Geological Survey Professional Paper
Test small, elongate, fusiform, greatest width near the middle, tapering slightly
toward either end, about 2l/2 times as long as broad in adult specimens, early
triserial stage of 12 to 18 chambers, the biserial adult stage of 4 to 6 chambers,
each ...
Geological Survey (U.S.),
1947
5
The Red Bird section of the upper Cretaceous Pierre shale in ...
5a-c. Description. — Test initially triserial, upper one- quarter to one-half of larger
specimens biserial, transition from triserial to biserial arrangement rather abrupt.
Chambers subglobular, in lower one-quarter to two-thirds of triserial part closely ...
James Rogers Gill, William Aubrey Cobban,
1966
6
Upper Cretaceous Foraminifera of the Gulf Region of the ...
Test elongate, early portion triserial, later twisting into a biserial part, tapering
toward both ends, but more strongly toward the early portion; chambers distinct,
almost globular, especially in the triserial part; biserial part only 5 or 6 altogether,
...
Joseph Augustine Cushman,
1946
7
Upper Eocene Foraminifera of the Southeastern United States
The recent species has carried the development further in the loss of the angles
in the last-formed chambers, the greater sharpness of the angles of earlier
chambers, and the reduction of the early triserial stage. G. atlantica is also a
larger ...
Joseph Augustine Cushman,
1935
8
Biostratigraphy of the Maqfi Section, Egypt
It is recognized by the distinct early triserial portion with subacute angles and the
sharp break between the triserial and rounded uniserial Stages. Length 0.70 mm.
(incomplete). SAMPLE: Fer—19 (Unit A). CUSHMAN COLL. No. 58122.
9
Evolution and Geological Significance of Larger Benthic ...
Family Globotextulariidae Cushman, 1927 Test: have a highly trochospiral stage
followed by a quadriserial, triserial or biserial stage. The interior of the chambers
may be subdivided by internal partitions. Wall: non-canaliculated.
Marcelle K. BouDagher-Fadel,
2008
10
International Union of Geologial Sciences Proceedings of the ...
"Uvigerina" bortotara Finlay group: spino-costate triserial forms, restricted to the
Eocene and Oligocene. 2. Euuvigerina Thalmann : large, triserial, with heavy
spines. Represented in New Zealand by only E. notohispida (Finlay) which
ranges ...