Tylognathus boga Public domain scan of drawing, fish, 19th-century zoological illustration, free to use, no copyright restrictions image - Picryl description
Tylognathus dero Public domain scan of zoological print or book illustration, zoology, free to use, no copyright restrictions image - Picryl description
Tylognathus falcifer - kop Public domain scan of zoological print or book illustration, zoology, free to use, no copyright restrictions image - Picryl description
Tylognathus heterorhynchus Public domain scan of zoological print or book illustration, zoology, free to use, no copyright restrictions image - Picryl description