portrait

Açıklama:

A side view of the test, which is 1.1 mm long. The aperture is toward the top; the bottom forms the tight coil typical of species in this genus. 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.