This laboratory manual supports a one-semester introductory course in ichthyology. It includes exercises in which students use dichotomous keys, carry out basic phylogenetic analysis, and learn comparative anatomy of jawless, cartilaginous, and bony fishes. This laboratory manual grew out of a set of exercises I developed over my years of teaching ichthyology. I developed them originally because there was no laboratory manual available that provided my students with the kinds of hands-on laboratory experiences I want them to have. I also wrote it because I empathize with the plight of...