Foraminifera taxon details
From editor or global species database
Diagnosis Krainer et al. (2019, p. 99): "Encrusting groups of tubular chambers forming flat nodules or oncoids. The elongate cylindrical undivided chambers are arranged parallel to each other in subhorizontal or roughly concentric layers. Their measurements may be distorted the presence of pseudoconstrictions.The basal part of the tubular chambers is flatter than the upper part, which is more rounded (after Vachard et al., 2015).
Early Cisuralian (see Vachard & Krainer, 2001b; Krainer et al., 2003a), probably cosmopolitan (especially in Perigondwanan and North American craton shelves). Acme in the Carnic Alps: Grenzland Formation." [details]
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