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Palaeostomocystis

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Journal Article
Journal: Palynology
Published: 01 February 2009
Palynology (2009) 33 (2): 43–54.
..., leiospheres, and other acritarchs) and terrestrial palynomorphs (including pollen and spores) were recovered from glacio-marine sediments of late Pleistocene age. Among the reworked taxa, four species belonging to the acritarch genus Palaeostomocystis Deflandre 1937 comprise up to 17% of all palynomorphs...
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Photomicrographs of selected  <span class="search-highlight">Palaeostomocystis</span>  species all taken using pl...
Published: 01 February 2009
PLATE 1 Photomicrographs of selected Palaeostomocystis species all taken using plain transmitted light. All specimens are at the same magnification. Scale bar = 20 μm. 1, 2 Palaeostomocystis reticulata Deflandre 1937 , core DF82/PC20/144cm, coordinate 7.7 × 147.7. 3 Palaeostomocystis sp
Journal Article
Journal: Palynology
Published: 01 December 2012
Palynology (2012) 36 (2): 180–190.
... from sediments of Ngaterian to Arowhanan age (Cenomanian to early Turonian; c. 99–92 Ma) within the Tupuangi Formation, Chatham Islands, New Zealand. The diagnostic feature of this fossil cyst is internal reticulation. This requires the emendment of the genus Palaeostomocystis . Some specimens may show...
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Journal Article
Journal: Palynology
Published: 01 June 2014
Palynology (2014) 38 (1): 38–50.
... from lower to upper Miocene deposits of the southern North Sea Basin and from upper Oligocene and Miocene deposits of the Bahamas. Palaeostomocystis orbiculata n. sp. appears to be restricted to the middle Miocene of the North Sea Basin. * Corresponding author. Email: [email protected]...
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Drawings of some of the main  <span class="search-highlight">Palaeostomocystis</span>  species discussed. The two...
Published: 01 February 2009
Text-Figure 4. Drawings of some of the main Palaeostomocystis species discussed. The two drawings at the top are reproduced from Deflandre (1937) .
Image
Relative abundance of the genus  <span class="search-highlight">Palaeostomocystis</span>  in comparison to other ...
Published: 01 February 2009
Text-Figure 3. Relative abundance of the genus Palaeostomocystis in comparison to other palynomorph groups comprising terrestrial palynomorphs, dinoflagellate cysts, leiospheres, foraminifer linings, and prasinophytes. All palynomorph groups are considered reworked.
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Lithostratigraphy and lithology of the Antwerpen Sands Member (Berchem Form...
Published: 01 June 2014
Figure 4 Lithostratigraphy and lithology of the Antwerpen Sands Member (Berchem Formation) in the temporary Posthofbrug outcrop in Berchem near Antwerp. Raw counts are given for Leiosphaeridia spongiosa n. sp. and Palaeostomocystis orbiculata n. sp.
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Photomicrographs of  <span class="search-highlight">Palaeostomocystis</span> orbiculata  n. sp., all specimens fr...
Published: 01 June 2014
Plate 3 Photomicrographs of Palaeostomocystis orbiculata n. sp., all specimens from the Posthofbrug outcrop near Antwerp. EF: England Finder coordinates. Figures 1–4: Holotype, Slide PHB1/1–358, EF: Q21/1, slightly differing foci ranging from high focus (Figure 1) to low focus (Figure 4
Journal Article
Journal: AAPG Bulletin
Published: 01 March 1966
AAPG Bulletin (1966) 50 (3): 611.
..., Deflandrea cretacea Cookson, and a distinctive new species of Hystrichosphaera . The Danian is characterized by new species of Areoligera, Hystrichosphaeridium, Cannosphaeropsis, Deflandrea , and Palmnickia . A new species of Palaeostomocystis , and Membranosphaera maestrichtica Samoilovitch are abundant...
Journal Article
Published: 01 September 1976
Bulletin of Canadian Petroleum Geology (1976) 24 (3): 372–417.
... ', _ - T o , T ; I I I i ,~ ,o ', -- i ; o - - . ' u ') I I III " 382 A, DOERENKAMP, S. JARDINE and P. MOt~EAU poZymorpha (upper CIIb, CIIc and CIII subzones) is known in the Gargas- ian and the lowermost Albian strata; ?Palaeostomocystis sp. (upper CIIc and CIII subzones) is observed in the lower Albian...
Journal Article
Journal: Palynology
Published: 01 February 2009
Palynology (2009) 33 (2): 1–4.
... for the paleoenvironmental interpretation of these older deposits. The study by Sophie Warny on reworked specimens of the acritarch genus Palaeostomocystis Deflandre 1937 reveals some of the challenges facing Antarctic palynology. Upper Eocene to Pliocene deposits that might hold clues to the early glaciation...
Journal Article
Journal: Palynology
Published: 22 December 2017
Palynology (2017) 41 (0): 247–261.
... Palaeostomocystis fragilis Cookson & Eisenack; p. 496, pl. 7, fig. 11 (holotype) only; non fig. 10. 1978 Fromea fragilis (Cookson & Eisenack) Stover & Evitt; p. 48. The two specimens illustrated by Cookson & Eisenack ( 1962 ) are morphologically dissimilar. The holotype illustration...
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Journal Article
Published: 01 January 2007
Geological Magazine (2007) 144 (1): 33–52.
... Operculodinium piaseckii 1 2 1 Dapsilidinium pseudocolligerum 3 3 2 Trinovantedinium sp. ind. 2 Nematosphaeropsis labyrinthus 1 Total in-situ dinoflagellates 44 42 202 274 205 239 260 Marine algae incertae sedis Palaeostomocystis globosa 1 1...
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Journal Article
Published: 01 September 1976
Bulletin of Canadian Petroleum Geology (1976) 24 (3): 321–371.
... previously. This zone is character- ized by ?Palaeostomocystis sp., Apteodinium sp. aff. A. reticulatum. There is no definite break in the composition of the microflora between the uppermost Christopher and Hassel Formations, but a progressive volu- tion occurs with a decrease in the Lower Cretaceous types...
Journal Article
Published: 01 June 2007
Bulletin of Canadian Petroleum Geology (2007) 55 (2): 160–172.
...%. Three taxa were common between the Remus Creek and Glacier Fiord palynomorph groups: Palaeostomocystis sp. (Groups C and I); Pterodinium cingulatum (A and G); and Sentusidinium sp. (C and G). An average of 146 (s.d. 65) palynomorph specimens occurred among the 39 analyzed samples within...
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Journal Article
Journal: Palynology
Published: 14 October 2024
Palynology (2024) 48 (4): 2371935.
... ). Beringiella Bujak 1984 , Fromea Cookson & Eisenack 1958 and Palaeostomocystis Deflandre 1937 are distinguished from Cyclopsiella by being acavate and possessing an apical (polar) pylome ( Figure 6 ). Ocalasphaera Prössl 1992 differs from Cyclopsiella in having a single-layered wall...
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Series: Geological Society, London, Special Publications
Published: 21 September 2021
DOI: 10.1144/SP511-2020-55
EISBN: 9781786209986
... Sound, BC. Images of P. Mudie except (v), (w), which are images of P.R. Gurdebeke; Hartman images (a), (g), (h) and (i)–(n) images of Reid (1972) . Fig. 8. Line drawings showing morphology of ciliophoran NPP: ( A ) Palaeostomocystis in lateral and polar views (redrawn from Roncaglia 2004...
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Journal Article
Journal: Palynology
Published: 01 December 2011
Palynology (2011) 35 (2): 267–300.
... margin of the archaeopyle distinguishes Cassiculosphaeridia from the acritarch genus Palaeostomocystis. Cassiculosphaeridia reticulata Davey 1969 Plate 5, figure 11 Remarks . Only forms with an adnate operculum were observed. Dimensions. Three specimens measured: L (including...
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Series: SEPM Special Publication
Published: 01 January 2013
DOI: 10.2110/sepmsp.104.ch14
EISBN: 9781565763036
... location see Figures 1 and 4. Sample NKT-40 NKT-25 NKT-12 NKT-7 Marine Peridinioid Palaeostomocystis sp. (small) 2 1 2 Palaeoperidinium pyrophorum 1 Reworked Chlamydophorella spp. 1...
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Series: Geological Society, London, Special Publications
Published: 21 September 2021
DOI: 10.1144/SP511-2020-109
EISBN: 9781786209986
... imaged below (m); (j) unknown tinninid, Plastic Lake, ON, common in low pH lakes throughout eastern North America; (k) Palaeostomocystis fritilla , probable tintinnid often referred to as an acritarch, Lake George, NY. ( l ) Incertae sedis: Radiosperma , generally referred to as an acritarch...
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