Foraminifera taxon details
Rotorbinella aegyptiaca LeRoy, 1953 †
894641 (urn:lsid:marinespecies.org:taxname:894641)
accepted
Species
marine, brackish, fresh, terrestrial
fossil only
LeRoy, L. W. (1953). Biostratigraphy of the Maqfi section, Egypt. <em>Geological Society of America Memoirs.</em> 54: 1-81., available online at https://doi.org/10.1130/MEM54-p1 [details] Available for editors 
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Original description Test nearly circular in side view, nearly flat ventrally, strongly convex dorsally; edge sharply rounded; periphery smooth or...
Original description Test nearly circular in side view, nearly flat ventrally, strongly convex dorsally; edge sharply rounded; periphery smooth or very slightly lobulate with narrow margin; chambers six in final whorl, increasing in size very gradually as added, closely appressed, ventral chambers slightly inflated; strong ventral umbilical plug composed of clear shell material; dorsal sutures strongly oblique, depressed, ventral sutures curved, flush with surface; wall thick, coarsely perforate both dorsally and ventrally; aperture a slit at base of septal face between periphery and umbilical plug. Diameter 1.00-1.11 mm.; thickness 0.42 mm. [details]
Hayward, B.W.; Le Coze, F.; Vachard, D.; Gross, O. (2025). World Foraminifera Database. Rotorbinella aegyptiaca LeRoy, 1953 †. Accessed at: https://www.marinespecies.org/foraminifera/aphia.php?p=taxdetails&id=894641 on 2026-02-15
Date
action
by
original description
LeRoy, L. W. (1953). Biostratigraphy of the Maqfi section, Egypt. <em>Geological Society of America Memoirs.</em> 54: 1-81., available online at https://doi.org/10.1130/MEM54-p1 [details] Available for editors [request]
basis of record Ellis, B. F.; Messina, A. R. (1940-2015). Catalogue of Foraminifera. <em>Micropaleontology Press, American Museum of Natural History, New York.</em> [details]
[request]basis of record Ellis, B. F.; Messina, A. R. (1940-2015). Catalogue of Foraminifera. <em>Micropaleontology Press, American Museum of Natural History, New York.</em> [details]
From editor or global species database
Original description Test nearly circular in side view, nearly flat ventrally, strongly convex dorsally; edge sharply rounded; periphery smooth or very slightly lobulate with narrow margin; chambers six in final whorl, increasing in size very gradually as added, closely appressed, ventral chambers slightly inflated; strong ventral umbilical plug composed of clear shell material; dorsal sutures strongly oblique, depressed, ventral sutures curved, flush with surface; wall thick, coarsely perforate both dorsally and ventrally; aperture a slit at base of septal face between periphery and umbilical plug. Diameter 1.00-1.11 mm.; thickness 0.42 mm. [details]
From editor or global species database
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