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Heleopera

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ESEM photographs of thecamoebian specimens from Cohasset A-52 cores.  1  Di...
Published: 01 November 2007
PLATE 1 ESEM photographs of thecamoebian specimens from Cohasset A-52 cores. 1 Difflugia , side view, sample 2121.85m, core 3. 2 Heleopera , a, side view, b, aperture, sample 2123.23m, core3. 3 Cucurbitella , a, side view, b, aperture, sample 2121.85m, core3. 4 ?Difflugia , a, side view
Image
ESEM photographs of thecamoebian specimens from Cohasset A-52 cores.  1  Di...
Published: 01 November 2007
PLATE 2 ESEM photographs of thecamoebian specimens from Cohasset A-52 cores. 1 Difflugia , a side view, b apertural view, sample 2123.23m, core3. 2 Difflugia , a, side view, b, aperture, sample 2216.17m, core8. 3 Heleopera , a, side view, b, apertural view, sample 2121.85m, core3.
Journal Article
Published: 01 November 2007
Micropaleontology (2007) 53 (6): 511–516.
...PLATE 1 ESEM photographs of thecamoebian specimens from Cohasset A-52 cores. 1 Difflugia , side view, sample 2121.85m, core 3. 2 Heleopera , a, side view, b, aperture, sample 2123.23m, core3. 3 Cucurbitella , a, side view, b, aperture, sample 2121.85m, core3. 4 ?Difflugia , a, side view...
FIGURES
Series: Cushman Special Publications
Published: 16 November 1983
EISBN: 9781970168136
...) are: Difflugia protaeiformis Lamarck, D. bacillariarum Perty, D. bidens Pénard, D. corona Wallich, D. fragosa Hempel, D. globulus (Ehrenberg), D. oblonga Ehrenberg, D. urceolata Carter, D. tricuspis Carter, Lagenodifflugia vas (Leidy), Pontigulasia compressa (Carter), Heleopera sphagni...
Image
FIGURE 6 —Testate amoebae encountered in the peat clasts. A scale bar, equa...
Published: 01 February 2003
, showing the large amount of size variation encountered. (H) Heleopera sylvatica . (I-J) Trigonopyxsis arcula . (K) Trigonopyxis minuta
Journal Article
Published: 01 July 2006
Journal of Foraminiferal Research (2006) 36 (3): 201–214.
... but not in New Brunswick are Difflugia kabylica type, Euglypha cristata, E. strigosa, Heleopera petricola and Cyphoderia ampulla . Along the Delaware transect, very few samples contained sufficient testate amoebae. There is a 0.14-m interval between 1.05 and 1.19 m above NGVD where samples were barren...
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Journal Article
Journal: PALAIOS
Published: 01 February 2003
PALAIOS (2003) 18 (1): 63–68.
... , showing the large amount of size variation encountered. (H) Heleopera sylvatica . (I-J) Trigonopyxsis arcula . (K) Trigonopyxis minuta ...
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Journal Article
Journal: PALAIOS
Published: 01 February 2013
PALAIOS (2013) 28 (2): 67–79.
... to all shown tests. We examined a subset of 52 well-preserved whole tests from 6 South Ombepera residues to determine the nature and distribution of apertures. Of the 52 tests examined, half were Heleopera -like in shape and should most likely exhibit a subterminal or terminal slitlike aperture...
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Journal Article
Journal: Geology
Published: 01 June 2011
Geology (2011) 39 (6): 607–608.
... South Australia : Nature Geoscience , v. 3 , p. 653 – 659 , doi:10.1038/ngeo934 . Ogden C.G. , 1991 , The ultrastructure of Heleopera petricola an agglutinate soil amoeba; with comments on feeding and silica deposition : European Journal of Protistology , v. 27 , p. 238 – 248...
FIGURES
Journal Article
Published: 01 July 2008
Journal of Foraminiferal Research (2008) 38 (3): 272–274.
... and Heleopera , showing a strong similarity with recent thecamoebians. Several other forms with an uncertain generic characterization are described.” (Abstract). G eorgescu , M. D., A new planktonic heterohelicid foraminiferal genus from the Upper Cretaceous (Turonian). — Micropaleontology, v. 53, 2007, p...
Journal Article
Published: 01 April 2014
Journal of Foraminiferal Research (2014) 44 (2): 177–186.
... the Antarctic continent and surrounding islands (see review in Smith, 1992 ; Beyens et al., 1995 ), although most of them were collected in terrestrial environments (soil, wet/dry moss, lichen), such as the genera Arcella, Centropyxis, Corythion, Difflugia, Heleopera, Hyalosphenia, Nebela , and Trygonopyxis...
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Journal Article
Published: 01 July 2011
Journal of Foraminiferal Research (2011) 41 (3): 230–247.
... was not included in successive multivariate analysis. Following this criterion, six species ( Difflugia urens Patterson and others, D. bacilarium Perty, D. fragosa Hampel, D. protaeiformis “acuminata” , Lagenodifflugia vas (Leidy), and Heleopera sphagni (Leidy) were rejected from further statistical...
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Journal Article
Published: 01 January 2005
Journal of Foraminiferal Research (2005) 35 (1): 22–43.
... , p. 135. Heleopera sphagni (Leidy) = Difflugia ( Nebella ) sphagni, Leidy, 1874 , p. 157. Although the mangroves and marshes of south-southeast Brazil vary substantially in their physico-chemical conditions, Paraná and Rio de Janeiro lagoons and estuarine-mangrove borders have...
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Journal Article
Published: 01 May 2018
American Mineralogist (2018) 103 (5): 665–691.
.... ( 1991a ) The ultrastructure of Heleopera petricola an agglutinate soil amoeba; with comments on feeding and silica deposition . European Journal of Protistology , 27 , 238 – 248 . Ogden , C.G. ( 1991b ) Ultrastructure of the vegetative organisation and initial stages of silica plate...
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