side view notoensis

Descrição:

A side view, showing the aperture. This is the species holotype, and cannot be distinguished morphologically from B. striata or B. nipponica. The test is 0.4 mm. long. Image courtesy of David B. Scott, Dalhousie University.   This image was originally published in Palaeologica Electronica, vol. 3, issue 2, and is used with the kind permission of that journal and the Paleontological Association.