Public domain photos

The image shows a microscopic view of an ophthalmina scariosa, a small white object, against a black background. At the top and bottom of the image, there is text that reads "USNM CC 45636 Holotype".

The image shows a microscopic view of an ophthalmina scariosa, a small white object, against a black background. At the top and bottom of the image, there is text that reads "USNM CC 45636 Holotype".Open in library