1. (c) Noel Burkhead, some rights reserved (CC BY-NC-SA)
2. (c) Brian Gratwicke, some rights reserved (CC BY-NC)
3. (c) Richard L. Mayden, Saint Louis University, some rights reserved (CC BY-NC-SA)
4. (c) Brian Wulker, some rights reserved (CC BY-NC)
5. Unknown, no known copyright restrictions (public domain)
6. (c) Smithsonian Institution, National Museum of Natural History, Department of Vertebrate Zoology, Division of Fishes, some rights reserved (CC BY-NC-SA)
7. (c) Corey Lange, some rights reserved (CC BY-NC), uploaded by Corey Lange