. Bulletin of the British Museum (Natural History) Geology Supplement. . Fig. 63. Areoligera cf. coronata (O. Wetzel). Left, upper (ventral) surface ; right, lower (dorsal) surface, viewed through upper. Archaeopyle shaded. GP, girdle processes ; PS, posterior sulcal Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original British Museum (Natural History). London : BM(NH)

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