3175 Cyprinodon nevadensis Eigenmann & Eigenmann, 1889 Cyprinodontidae Pupfishes Cyprinodontinae Cyprinodontiformes Teleostei Amargosa pupfish North America: Amargosa River basin in Nevada and California, USA. <p> Six subspecies were recognized: <br> <i>Cyprinodon nevadensis nevadensis</i>, restricted to Saratoga Springs and adjoining lakes, Death Valley National Monument in California; <br> <i>Cyprinodon nevadensis amargosae</i>, restricted to Amargosa River in California; <br> <i>Cyprinodon nevadensis calidae</i>, now extinct, in outlets of North and South Tecopa Hot Springs in California; <br> <i>Cyprinodon nevadensis shoshone </i>, in outlet of Shoshone Springs in California; ,br> <i>Cyprinodon nevadensis mionectes</i>, in large springs in lower Ash Meadows in Nevada; <br> <i>Cyprinodon nevadensis pectoralis</i>, in small springs in hills around Devils Hole, upper Ash Meadows in Nevada. AMNH 46178 Cyprinodon nevadensis AMNH 46180 Cyprinodon nevadensis AMNH 46181 Cyprinodon nevadensis AMNH 46179 1948 Cyprinodon nevadensis AMNH 20232 1954 Cyprinodon nevadensis