WoRMS taxon details
original description
Vachard, D.; Laveine, J. P.; Zhang, S.; Huang, H.; Zhang, M.; Liu, L.; Lemoigne, Y. (2003). A rich assemblage with Eoparastaffella (Foraminifera) from the Lower Visenian Cf4b (Mississippian) of Tianshui area (Guangxi Zhuang Autonomous Region, South China). <em>Revue de Paléobiologie.</em> 22: 753-759. [details] Available for editors [request]
original description
Vachard, D. (1980). Téthys et Gondwana au Paléozoïque supérieur ; les données afghanes: biostratigraphie, micropaléontologie, paléogéographie. <em>Documents et Travaux IGAL, Institut Géologique Albert de Lapparent.</em> 2(1-2): 1-463. [details] Available for editors [request]
From editor or global species database
Description Archaediscoidea with only a hyaline wall. Tests entirely involute, oscillating, sigmoidal, aligned or retrosigmoidal. Boundaries of the chamber (i.e., sutures and bases of tube) of angulatus and tenuis types. Nodosities present in several genera (e.g., Kasachstanodiscus, Brenckleina) and in two subfamilies: Kasachstanodiscinae and Eosigmoilininae.
Occurrence. Late Serpukhovian.
(Vachard and Le Coze (2022)). [details]
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