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Arcellites

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Journal Article
Published: 01 November 2004
Journal of Paleontology (2004) 78 (6): 1207–1213.
...MICHAEL D. NOWAK; RICHARD LUPIA Figure 1 —SEM micrographs of Arcellites stellatus n. sp. 1, Megaspore, holotype, FMNH PP46718, scale bar 100 μm; 2, megaspore with markedly spherical body, FMNH PP46717, scale bar 100 μm; 3, close-up of dimpled sculptural elements on spore body...
FIGURES
Journal Article
Published: 01 January 1964
Micropaleontology (1964) 10 (1): 73–79.
...C. Howard Ellis; Robert H. Tschudy Abstract Several hundred megaspore specimens of Cretaceous age from the western interior of the United States provide the basis for an emended description of the genus Arcellites and the species A. disciformis. To date this species has been found only in Greenland...
Image
<b>Arcellites</b>  and  Balmeisporites  megaspores and
                microspores...
Published: 05 October 2015
Figure 2 Arcellites and Balmeisporites megaspores and microspores. ( 1 – 10 ), Arcellites disciformis Miner, 1935 , emend. Ellis and Tschudy, 1964 : ( 1 ) megaspore in equatorial view illustrating bumps and underdeveloped
Image
SRXTM images of the megaspore   <b>Arcellites</b>   sp. (S171531) from the Early C...
Published: 01 July 2014
Figure 3 SRXTM images of the megaspore Arcellites sp. (S171531) from the Early Cretaceous Torres Vedras locality, Portugal; dataset acquired using a 20× objective and 20 μm thick LAG:Ce scintillator (voxel size 0.37) at 10 keV ( 1 ) and a 40× objective with a 5.9 μm thick LSO:Tb
Image
Figure  1 —SEM micrographs of  <b>Arcellites</b> stellatus  n. sp.  1,  Megaspore,...
Published: 01 November 2004
Figure 1 —SEM micrographs of Arcellites stellatus n. sp. 1, Megaspore, holotype, FMNH PP46718, scale bar 100 μm; 2, megaspore with markedly spherical body, FMNH PP46717, scale bar 100 μm; 3, close-up of dimpled sculptural elements on spore body, holotype, FMNH PP46718, scale bar 2 μm; 4
Image
Figure  2 — 1–5,  TEM and SEM micrographs of  <b>Arcellites</b>  Miner, 1935  emen...
Published: 01 November 2004
Figure 2 — 1–5, TEM and SEM micrographs of Arcellites Miner, 1935 emend. Ellis and Tschudy, 1964 . 1–3, Arcellites stellatus n. sp. 1, TEM micrograph of median longitudinal section through megaspore wall near equator, FMNH PP46725; 2, SEM micrograph of section through fractured
Image
Figure  3 —SEM micrographs of  <b>Arcellites</b> hexapartitus . (Also from North E...
Published: 01 November 2004
Figure 3 —SEM micrographs of Arcellites hexapartitus . (Also from North East Plaza). 1, Megaspore, FMNH PP46709, scale bar 100 μm; 2, close-up view of appendage, FMNH PP46713, scale bar 10 μm; 3, close-up of outer surface of megaspore showing perforations, FMNH PP46713, scale bar 2 μm
Journal Article
Published: 05 October 2015
Journal of Paleontology (2015) 89 (3): 494–521.
...Figure 2 Arcellites and Balmeisporites megaspores and microspores. ( 1 – 10 ), Arcellites disciformis Miner, 1935 , emend. Ellis and Tschudy, 1964 : ( 1 ) megaspore in equatorial view illustrating bumps and underdeveloped...
FIGURES | View All (13)
Journal Article
Published: 01 January 2011
Journal of Paleontology (2011) 85 (1): 1–21.
... , emend. Srivastava, 1978 , and of the wall structure, which is similar to Arcellites (see Batten et al., 1996 ), Ariadnaesporites (see Nowak and Lupia, 2005 ), and Molaspora (see Lupia et al., 2000 ) suggests a close affinity to Salviniales as concluded by Dettmann (1995) . Balmeisporites...
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Journal Article
Journal: PALAIOS
Published: 01 December 2001
PALAIOS (2001) 16 (6): 608–613.
.... As previously noted, no spores of either type were found by Durkin (1986) . Where they have been found, fossil spores extend the fossil record of the Marsiliaceae back into the Lower Cretaceous via the megaspore Arcellites . Recently, Late Cretaceous sporocarps convincingly assigned to the genus Regnellidium...
FIGURES | View All (4)
Journal Article
Published: 01 July 2014
Journal of Paleontology (2014) 88 (4): 684–701.
...Figure 3 SRXTM images of the megaspore Arcellites sp. (S171531) from the Early Cretaceous Torres Vedras locality, Portugal; dataset acquired using a 20× objective and 20 μm thick LAG:Ce scintillator (voxel size 0.37) at 10 keV ( 1 ) and a 40× objective with a 5.9 μm thick LSO:Tb...
FIGURES | View All (10)
Journal Article
Journal: Palynology
Published: 01 January 2008
Palynology (2008) 32 (1): 143–156.
... from the Pliocene and the Quaternary sediments in the Kinki and Tokai districts, Japan . Bulletin of the Osaka Museum of Natural History , 30 : 37 – 48 . NOWAK , M. , and LUPIA , R. 2004 Arcellites stellatus new species, a new megaspore from the Lower Cretaceous of Maryland, USA...
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Series: AAPG Studies in Geology, AAPG Studies in Geology
Published: 01 January 2000
DOI: 10.1306/St46706C2
EISBN: 9781629810713
... montane forest hinterland, whereas the fern spores indicate more local conditions with the development of coals. The presence of Crybelosporites striatus is especially significant because this taxon represente the spores of the aquatic water fern Arcellites . A lacustrine/swamp basin environment...
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Journal Article
Published: 01 December 1980
Bulletin of Canadian Petroleum Geology (1980) 28 (4): 522–541.
...$ Dicfyothyloko$ Arcellites Poxill itrilete$ Molosporo Erlonsonisporfes Horstlsporites Bocutrilete$ r r i l * i tes Fig. 2. Legend to Figures 4-7. et al. (1971) and used by Hills et al. (1971) and Chi and Hills (1974, 1976), appears to be adequate in differentiating continental and marine strata. Samples...
Journal Article
Published: 01 April 1985
Journal of the Geological Society (1985) 142 (2): 375–395.
... Potter D. K. An emendation of the sporomorph Arcellites Miner 1935 Okla. Geol. Notes 1963 23 227 30 Raynaud J. F. Robert P. Les méthodes d'étude optique de la matière organique Bull. Cent. Rech. Pau 1975 10 109 27 Reid C. The Origin of the British Flora 1899...
Journal Article
Journal: Palynology
Published: 02 January 2017
Palynology (2017) 41 (1): 31–71.