Pfeiffer, L. (1875-1876). Monographia Pneumonopomorum viventium, accedente fossilium enumeratione. Supplementum tertium, monographiae Auriculaceorum parte secunda auctum. (1): 1–240 [1875, < 20 November]; (2): 241–479, i–x [≤ September 1876]. Cassellis: Th. Fischer.