Range map of subspecies of Spring salamander  (Gyrinophilus porphyriticus).
  G. p. porphyriticus (Northern spring salamander)  G. p. duryi (Kentucky spring salamander)  G. p. danielsi (Blue ridge spring salamander)  G. p. dunni (Carolina spring salamander)
Peterson Field Guide to Reptiles and Amphibians of Eastern and Central North America, Fourth Edition. 2016. Robert Powell, Roger Conant, Joseph T. Collins. Houghton Mifflin Harcourt, ISBN 9780544129979
Cephas