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Centropyxis aculeata

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figs 1, 2 .  <b>Centropyxis</b> <b>aculeata</b>  ‘ <b>aculeata</b> ’:  1,  fossil (U38&#x2F;3), slide...
Published: 01 May 2011
Explanation of Plate 5 figs 1, 2 . Centropyxis aculeataaculeata ’: 1, fossil (U38/3), slide no. 12865A; 2, Recent, source – Sadatal lake, India. figs 3, 4 . C. constricta ‘ spinosa ’: 3, fossil (W39), slide no. 12865B; 4, Recent, source – Sadatal lake, India. figs 5, 6 . ? C
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1.  <b>Centropyxis</b> <b>aculeata</b>.  2.  Curcubitella tricuspis.  3–4.  <b>Centropyxis</b> c...
Published: 01 January 2003
PLATE 1 1. Centropyxis aculeata. 2. Curcubitella tricuspis. 3–4. Centropyxis constricta. 5. Difflugia oblonga. 6. Difflugia protaeiformis. 7–8. Lagenodifflugia vas. 9. Pontigulasia compressa. 10. Ammotium salsum. 11–12. Arenoparrella mexicana. 13. Gaudryina exilis. 14–15
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<b>Centropyxis</b> <b>aculeata</b> .  A−E  Lake Manyas-Balıkesir. ( A  0.24\0.9 m;  B−D  ...
Published: 20 April 2018
Figure 11. Centropyxis aculeata . A−E Lake Manyas-Balıkesir. ( A 0.24\0.9 m; B−D 0.84\0.9 m; E 0.9\0.9 m). All scale bars are 20 µm.
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Other co-occurring microfossils.  1  <b>Centropyxis</b> <b>aculeata</b>  var.  spinosa . ...
Published: 01 April 2016
Figure 3 Other co-occurring microfossils. 1 Centropyxis aculeata var. spinosa . 2–3 Centropyxis constricta var. spinosa . 4 Centropyxis constricta var. aerophila . 5 Jadammina macrescens. 6–7 gyrogonites from charophtyes. 8 Hydrobia sp. A scale bar is provided for each
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figs 1–3 .  <b>Centropyxis</b> <b>aculeata</b>  Ehrenberg, 1832, sample 1580–1590 ft, sli...
Published: 01 May 2011
Explanation of Plate 1 figs 1–3 . Centropyxis aculeata Ehrenberg, 1832, sample 1580–1590 ft, slide 1, 142.5 × 12.5: 1, 2 . (same specimen focusing on different spines indicated by S) ×1000; 3, ×400. fig. 4 . Amphitrema flavum Archer, 1869, sample 1580–1590 ft, slide 1, 157.5 × 14: ×1000
Journal Article
Published: 01 October 2008
Journal of Foraminiferal Research (2008) 38 (4): 305–317.
... aculeataaculeata” (53%) and Arcella vulgaris (21%). Assemblage 2 (2.9 ± 0.2 psu) is dominated by Centropyxis aculeata “discoides” (41%) and Centropyxis aculeataaculeata” (27%). Dwarfed (~50 μm) Centropyxis constricta “aerophila” (20%) with an autogenous test and Jadammina macrescens (29%) dominate...
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Journal Article
Published: 01 July 2011
Journal of Foraminiferal Research (2011) 41 (3): 230–247.
... constituents (r 2 = 0.707 and r 2 = 0.743, respectively). Wetlands highly impacted by OSPM contained low-diversity assemblages dominated by centropyxid thecamoebians ( Centropyxis aculeata and C. constricta ) and Arcella vulgaris . Less-impacted sites, in contrast, had higher relative abundance and more...
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Journal Article
Published: 01 January 2020
Journal of Foraminiferal Research (2020) 50 (1): 3–10.
... by Centropyxis aculeata “discoides” and Difflugia oblonga “tenuis.” Over 100 tests per sample were observed from >100 m. Density of tests appears to be constrained by lithology rather than water depth. The deepest site (325 m) yielded low foraminiferal abundances. This pilot study provides a first step...
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Journal Article
Published: 01 April 2000
Journal of Foraminiferal Research (2000) 30 (2): 135–142.
...A. P. Dalby; Arun Kumar; J. M. Moore; R. T. Patterson Abstract Arcellacean (thecamoebian) assemblages recovered from Lake Sentani, a large tropical lake southwest of Jayapura, Irian Jaya, Indonesia, are characterized by low diversity and low abundances. Dominated by Centropyxis aculeata and Arcella...
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Journal Article
Published: 01 April 2006
Journal of Foraminiferal Research (2006) 36 (2): 116–134.
... found to contain no thecamoebians. The faunas were dominated by Centropyxis aculeata , with lesser numbers of Arcella vulgaris , Cucurbitella tricuspis , Centropyxis constricta and Cyclopyxis kahli . Very low numbers of the small idiosomic species Euglypha rotunda and an undifferentiated Corythion...
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“Strain” names are those designated by  Reinhardt and others, 1998 . All ba...
Published: 01 October 2000
tricuspis (Carter, 1856). 10 Centropyxis aculeata “ discoides” (Ehrenberg, 1832) (bar length = 100 μm). 11 Lagenodifflugia vas (Leidy, 1874). 12 Centropyxis aculeata “ aculeate” (Ehrenberg, 1832). 13 Centropyxis aculeata “ spinosa” (Ehrenberg, 1843) (bar length = 100 μm). 14 Difflugia
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Scanning electron micrographs of Lake Sentani arcellaceans.  1 a–e  Incerta...
Published: 01 April 2000
and is opaque. 4 Difflugia oblonga “glans”. Test ovoid with rounded fundus. 5 a Centropyxis aculeata “discoides”. Same as “ aculeata ” but spines absent. 5 b Arcella vulgaris. Test round, hyaline; aperture invaginate. 6 a–e Centropyxis aculeataaculeata”. 6 a–d This strain has a variable number
Journal Article
Published: 01 May 2011
Journal of Micropalaeontology (2011) 30 (1): 1–5.
...Explanation of Plate 1 figs 1–3 . Centropyxis aculeata Ehrenberg, 1832, sample 1580–1590 ft, slide 1, 142.5 × 12.5: 1, 2 . (same specimen focusing on different spines indicated by S) ×1000; 3, ×400. fig. 4 . Amphitrema flavum Archer, 1869, sample 1580–1590 ft, slide 1, 157.5 × 14: ×1000...
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Journal Article
Published: 01 January 2005
Journal of Foraminiferal Research (2005) 35 (1): 22–43.
..., as were Polysaccammina hyperhalina and Miliammina fusca in the Guaratuba intertidal zone. In Saquarema, the intertidal zone is marked by T. macrescens, and Centropyxis aculeata predominates in Jacarepiá. The subtidal zone in Paraná contains Arenoparrella mexicana, Tiphotrocha comprimata, Trochammina...
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Series: Cushman Special Publications
Published: 16 November 1983
EISBN: 9781970168136
... (Leidy), Centropyxis aculeata (Ehrenberg), and C. constricta (Ehrenberg). These species are redescribed, discussed, and their fossilized forms illustrated. The literature indicates that these species are cosmopolitan and usually form a large percentage of the lacustrine faunae everywhere. Hence...
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Illustrations of  Cribroelphidium gunteri  Cole and selected arcellaceans  ...
Published: 01 April 2001
chambered specimen; ×88. 5. Side view of a slightly corroded specimen; ×95. 6. Dorsal view; ×91. 7. Side view of a seven chambered specimen; ×112. 8. Specimen with exploded chamber; ×111. 9. Arcella vulgaris Ehrenberg, 1830 ; ×131. 10. Centropyxis aculeata ( Ehrenberg, 1832 ) strain “aculeata”; ×186
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Thecameobian specimens from Richards Island, with size comparisons to speci...
Published: 01 October 2004
Winnipeg, ×450; (3) side view of specimen from Lake Winnipeg, ×450. (4–5) Detail of diatoms agglutinated to thecamoebian tests: (4) from Centropyxis aculeata specimen from Lake E, Richards Island, diatoms ×1,300: (5) from Centropyxis aculeata specimen from Richards Island, ×5,200. (6–8) Difflugia
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1–6  <b>Centropyxis</b> arcula  (Leidy,1879): 1 – HUC35, 2 – STV45, 3 – STV11, 4 –...
Published: 01 October 2007
PLATE 1 1–6 Centropyxis arcula (Leidy,1879): 1 – HUC35, 2 – STV45, 3 – STV11, 4 – DTV37, 5 –FTV11, 6 – DTV48. 7–15 Centropyxis aculeata (Ehrenberg, 1832): 7, 10, 11 – RPC39, 8 – DTV37, 9 – DTV39, 12 – VLT34, 13 – VLT321, 14 – STV33. 16–18 Centropyxis constricta (Ehrenberg, 1843): 16
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All specimens from the Frederick Sound core VEC02A04.  1  Cribrostomoides c...
Published: 01 April 2013
- 105–110, side view. 10 Centropyxis constricta strain “ aerophila “ (Reinhardt and others), S3 - 35–40), side view. 11 Centropyxis constricta strain “ constricta “ (Reinhardt and others), sample S2 - 120–125); side view, 12 Centropyxis aculeata strain “ aculeata’ “(Reinhardt and others
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fig. 1 . cf.  Trigonopyxis  sp. (A) and  Scheuringipollenites maximus  (J45...
Published: 01 May 2011
. 4 . A view showing both pollen and thecamoebians together in a slide. fig. 5 . Pollen (G) and thecamoebian (H), slide no. 12865. fig. 6 . Faunipollenites sp. fig. 7 . Arcella artocrea (G29/3). figs 8, 9 . Centropyxis aculeataaculeata ’: (I) and showing diatom frustules (J) (G25/3