Foraminifera taxon details
From editor or global species database
Diagnosis Test discoidal, biumbilicate, planispirally enrolled, and evolute, with spire increasing rapidly in height, sutures slightly curved to straight and somewhat oblique; wall finely agglutinated, simple in structure; aperture an areal slit. U. Jurassic (Kimmeridgian to Portlandian); Portugal. (Loeblich & Tappan, 1987, Foraminiferal Genera and Their Classification) [details]
From editor or global species database
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