1927  Popanoceras Boesei Smith: 51, pl.-15 fig.1-2.
     1988  Propopanoceras boesei.-Glenister & Furnish: 47, pl.1
           fig.2.
cf.  ----  Propopanoceras cf. boesei.-Glenister & Furnish: 54,
           text-fig.5, pl.1 fig.3.

Fig. P. cf. boesei: TAX3867 A (suture).