Foraminifera taxon details
Syzraniidae Vachard in Vachard & Montenat, 1981 †
720930 (urn:lsid:marinespecies.org:taxname:720930)
accepted
Family
- Genus Amphoratheca Mamet & Pinard, 1992 †
- Genus Rectostipulina Jenny-Deshusses, 1985 †
- Genus Syzranella Mamet & Pinard, 1992 †
- Genus Syzrania Reitlinger, 1950 †
- Genus Tezaquina Vachard, 1980 †
- Genus Stipulina Lys & Marcoux, 1978 † accepted as Rectostipulina Jenny-Deshusses, 1985 † (Name not available ICZN Art. 13(a)(i) and (b))
marine, fresh, terrestrial
fossil only
Vachard, D.; Montenat, C. (1981). Biostratigraphie, micropaléontologie et paléogéographie du Permien de la région de Tezak (Montagnes Centrales d'Afghanistan). <em>Palaeontographica B.</em> 178: 1-3. [details]
Description Very primitive, tubular Nodosariata without septation or with faint pseudosepta. Wall bilayered: ancestral dark...
Diagnosis Test elongate, globular proloculus and tubular later chamber that is undivided or may have pseudosepta; wall calcareous,...
Description Very primitive, tubular Nodosariata without septation or with faint pseudosepta. Wall bilayered: ancestral dark microgranular inner layer, outer evolved hyaline fibrous. Aperture simple at the end of tubular chamber. Late early Moscovian to late Changhsingian.
Vachard and Le Coze (2024). [details]
Vachard and Le Coze (2024). [details]
Diagnosis Test elongate, globular proloculus and tubular later chamber that is undivided or may have pseudosepta; wall calcareous,...
Diagnosis Test elongate, globular proloculus and tubular later chamber that is undivided or may have pseudosepta; wall calcareous, hyaline, fibrous, may have two layers, finely perforate. U. Silurian (Pridolian) to L. Devonian; L. Carboniferous (Tournaisian) to U. Permian (Djulfian). (Loeblich & Tappan, 1987, Foraminiferal Genera and Their Classification) [details]
Hayward, B.W.; Le Coze, F.; Vachard, D.; Gross, O. (2025). World Foraminifera Database. Syzraniidae Vachard in Vachard & Montenat, 1981 †. Accessed at: https://www.marinespecies.org/Foraminifera/aphia.php?p=taxdetails&id=720930 on 2026-03-08
Date
action
by
original description
Vachard, D.; Montenat, C. (1981). Biostratigraphie, micropaléontologie et paléogéographie du Permien de la région de Tezak (Montagnes Centrales d'Afghanistan). <em>Palaeontographica B.</em> 178: 1-3. [details]
taxonomy source Vachard, D. (2016). Macroevolution and Biostratigraphy of Paleozoic Foraminifers. <em>Stratigraphy & Timescales.</em> 257-323., available online at https://doi.org/10.1016/bs.sats.2016.10.005 [details] Available for editors
[request]
basis of record Loeblich, A. R.; Tappan, H. (1987). Foraminiferal Genera and their Classification. Van Nostrand Reinhold Company, New York. 970pp., available online at https://books.google.pt/books?id=n_BqCQAAQBAJ [details] Available for editors [request]
taxonomy source Vachard, D. (2016). Macroevolution and Biostratigraphy of Paleozoic Foraminifers. <em>Stratigraphy & Timescales.</em> 257-323., available online at https://doi.org/10.1016/bs.sats.2016.10.005 [details] Available for editors
[request]basis of record Loeblich, A. R.; Tappan, H. (1987). Foraminiferal Genera and their Classification. Van Nostrand Reinhold Company, New York. 970pp., available online at https://books.google.pt/books?id=n_BqCQAAQBAJ [details] Available for editors
[request]From editor or global species database
Description Very primitive, tubular Nodosariata without septation or with faint pseudosepta. Wall bilayered: ancestral dark microgranular inner layer, outer evolved hyaline fibrous. Aperture simple at the end of tubular chamber. Late early Moscovian to late Changhsingian.Vachard and Le Coze (2024). [details]
Diagnosis Test elongate, globular proloculus and tubular later chamber that is undivided or may have pseudosepta; wall calcareous, hyaline, fibrous, may have two layers, finely perforate. U. Silurian (Pridolian) to L. Devonian; L. Carboniferous (Tournaisian) to U. Permian (Djulfian). (Loeblich & Tappan, 1987, Foraminiferal Genera and Their Classification) [details]
