Ovoidites sp.
publication ID |
https://doi.org/ 10.5281/zenodo.13183383 |
persistent identifier |
https://treatment.plazi.org/id/E10A87A3-B05F-FFAA-FE87-10917888D3F1 |
treatment provided by |
Felipe |
scientific name |
Ovoidites sp. |
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R e m a r k s: Recent relation – Zygnemataceae . Algal zygospores and aplanospores were rarely recorded. Zygospores were observed as oval bodies with a slight longitudinal suture, Ovoidites sp. (recent Spirogyra , Zygnema ), or rarely as spherical bodies of morula-like forms (Pl. 1, figs 18,19). These bodies resemble other forms, smaller and tightknit, probably Fungi (Pl. 1, figs 25,26). We took into account the colour variations in both cases (rather dark brown colour in the latter) as a more characteristic feature of the fungal remains.
Spores All trilete spores belong to bryophytes or pteridophytes.
Genus Stereigranisporis ( KRUTZSCH 1963) KEDVES 1982 View in CoL in KEDVES et RUSSEL 1982
Syn.: Stereisporites THOMSON et PFLUG 1953 (Subgen.
Stereigranisporis KRUTZSCH 1963 View in CoL )
Pl. 2, fig. 4
Spore outline rounded triangular, trilete scar distinct, reaching the equatorial rim; surface ornamented by granula and low warts (partly coalescing), forming lines or valae along arms; isolated grana occur more densely in the middle of the proximal face.?Cingulum or equatorial rim developed.
R e l a t i o n s h i p s: This taxon is related to bryophytes, eventually to lycopods.
R e m a r k s: Morphologically related spores, to some extend, occurred in the Cretaceous sediments redeposited into Pannonian deposits in Hungary (? Stereisporites sp. , borehole at Szentes, Kedves 1966) and in the Cretaceous strata of equatorial Africa (? Anthocerisporis sp. , Boltenhagen 1975).
Range of the genus. Cretaceous – Pliocene,?recent; several species Cretaceous – Paleocene (e.g. Krutzsch 1963).
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Ovoidites sp.
Dašková, Jiřina, Konzalová, Magda & Cílek, Václav 2011 |
Stereigranisporis ( KRUTZSCH 1963 )
KEDVES 1982 |
Stereigranisporis
KRUTZSCH 1963 |
Stereisporites
THOMSON et PFLUG 1953 |