WoRMS taxon details
original description
Henson, F. R. S. (1948). Larger imperforate foraminifera of south-western Asia. Families Lituolidae, Orbitolinidae and Meandropsinidae. <em>British Museum (Natural History).</em> 1-127. page(s): p. 98 [details] Available for editors [request]
From editor or global species database
Diagnosis Test large, about 6.6 mm in diameter, discoidal, early stage planispirally enrolled, megalospheric embryo probably bilocular, later chambers cyclical, outer part of chambers subdivided by numerous exoskeletal beams and rafters, forming chamberlets that are aligned radially from the center of the test toward the periphery, about forty per quadrant, chamberlets do not alternate in position from one side to the other; wall of imperforate microgranular calcite; aperture multiple, consisting of small perforations on the final chamber roof, aligned in rows that correspond to the pairs of chamberlets. U. Cretaceous (U. Cenomanian or Turonian); Arabia: Qatar Peninsula. (Loeblich & Tappan, 1987, Foraminiferal Genera and Their Classification) [details]
From editor or global species database
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