Portland Ribbon Wave, [118]. Plate [46]
Pretty Chalk Carpet, [204]. Plate [82]
Pretty Pinion, [210]. Plate [83]
Prothymnia viridaria, [61]. Plates [21], [25]
Pseudophia lunaris, [77]. Plate [29]
Pseudoterpna pruinata, [101]. Plates [38], [41]
Psodos coracina, [321]. Plate [139]
Ptychopoda. See Acidalia