Matthew Parfitt; Zerina Johanson; Sam Giles; Matt Friedman (2014). "A large, anatomically primitive tristichopterid (Sarcopterygii: Tetrapodomorpha) from the Late Devonian (Frasnian) Alves Beds, Upper Old Red Sandstone, Moray, Scotland". Scottish Journal of Geology. 50 (1): 79–85. doi:10.1144/sjg2013-013. S2CID129313060.
Matthew Parfitt; Zerina Johanson; Sam Giles; Matt Friedman (2014). "A large, anatomically primitive tristichopterid (Sarcopterygii: Tetrapodomorpha) from the Late Devonian (Frasnian) Alves Beds, Upper Old Red Sandstone, Moray, Scotland". Scottish Journal of Geology. 50 (1): 79–85. doi:10.1144/sjg2013-013. S2CID129313060.