Ptomaphagus aritzensis, Ptomaphagus tenuicornis, Ptomaphagus tenuicornis tenuicornis, Ptomaphagus tenuicornis rosenhaueri, Ptomaphagus tenuicornis mauretanicus, Ptomaphagus sericatus medius, Ptomaphagus sericatus, Ptomaphagus carpathicus

Scratchpads developed and conceived by (alphabetical): Ed Baker, Katherine Bouton Alice Heaton Dimitris Koureas, Laurence Livermore, Dave Roberts, Simon Rycroft, Ben Scott, Vince Smith