The image shows two shells, one labeled "Tellina Angulus" and the other labeled "Cerrosiana Dall, 1900 USNM 151957 Lectotype", against a black background.
Read full description
The image shows two shells, one labeled "Tellina Angulus" and the other labeled "Cerrosiana Dall, 1900 USNM 151957 Lectotype", against a black background. At the bottom of the image, there is a scale indicating the size of the shells.