Mactra alba Public domain scan of 19th-century zoological illustration, free to use, no copyright restrictions image
Mactra angulata Public domain scan of zoological print or book illustration, zoology, free to use, no copyright restrictions image - Picryl description
Mactra carinata Public domain scan of zoological print or book illustration, zoology, free to use, no copyright restrictions image - Picryl description
Mactra carinata Public domain scan of 19th-century zoological illustration, free to use, no copyright restrictions image
Mactra concentrica Public domain scan of 19th-century zoological illustration, free to use, no copyright restrictions image
Mactra crassatella Public domain scan of zoological print or book illustration, zoology, free to use, no copyright restrictions image - Picryl description
Mactra gigantea Public domain scan of 19th-century zoological illustration, free to use, no copyright restrictions image
Mactra grandis Public domain scan of 19th-century zoological illustration, free to use, no copyright restrictions image
Mactra helvacea Public domain scan - Mollusc, 19th-century zoological illustration print, free to use, no copyright restrictions image - Picryl description
Mactra maculata Public domain scan of zoological print or book illustration, zoology, free to use, no copyright restrictions image - Picryl description
Mactra plicataria Public domain scan of 19th-century zoological illustration, free to use, no copyright restrictions image
Mactra solida Public domain scan of zoological print or book illustration, zoology, free to use, no copyright restrictions image - Picryl description
Mactra spec. Public domain scan of zoological print or book illustration, zoology, free to use, no copyright restrictions image - Picryl description
Mactra spengleri Public domain scan of zoological print or book illustration, zoology, free to use, no copyright restrictions image - Picryl description
Mactra striatella Public domain scan of 19th-century zoological illustration, free to use, no copyright restrictions image
Mactra stultorum Public domain scan of 19th-century zoological illustration, free to use, no copyright restrictions image
Mactra triangularis Public domain scan of zoological print or book illustration, zoology, free to use, no copyright restrictions image - Picryl description
Mactra trigonella Public domain scan of zoological print or book illustration, zoology, free to use, no copyright restrictions image - Picryl description
Mactra turgida Public domain scan of drawing, mollusc, shells, 19th-century zoological illustration, free to use, no copyright restrictions image - Picryl description
Mactra unicolor Public domain scan of 19th-century zoological illustration, free to use, no copyright restrictions image
Mactra violacea Public domain scan of 19th-century zoological illustration, free to use, no copyright restrictions image
Mactra radiata