Crotalus oreganus | Crotalus horridus | Crotalus ruber | Crotalus oreganus caliginis | Crotalus cerastes | Crotalus atrox |
Species which were named in honor of Heller include the Southern Pacific rattlesnake (Crotalus helleri), the Taita Thrush (Turdus helleri), and the Puna Thistletail (Schizoeaca helleri).