Clack, Jennifer Alice; Whittington, Harry Blackmore (15 грудня 1987). Pholiderpeton scutigerum Huxley, an amphibian from the Yorkshire coal measures. Philosophical Transactions of the Royal Society B: Biological Sciences. 318 (1188): 1—107. Bibcode:1987RSPTB.318....1C. doi:10.1098/rstb.1987.0082.
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Clack, Jennifer Alice; Whittington, Harry Blackmore (15 грудня 1987). Pholiderpeton scutigerum Huxley, an amphibian from the Yorkshire coal measures. Philosophical Transactions of the Royal Society B: Biological Sciences. 318 (1188): 1—107. Bibcode:1987RSPTB.318....1C. doi:10.1098/rstb.1987.0082.