1974  Reticuloceras stubbelfieldi.-Pitinova: 59, pl.9
           fig.1,2.
     1978  Phillipsoceras betarhipaeum Ruzhentsev &
           Bogoslovskaya: 248, pl.27 fig.10,11, pl.28 fig.1-5,
           text-fig.77.
     1994  Phillipsoceras betarhipaeum.-Nikolaeva: 105, pl.9
           fig.2-4, fig.50,a,b.
     1995  Phillipsoceras betarhipaeum.-Nikolaeva: 75, pl.8
           fig.13-16,19,20, textfig.69.

Fig. TAX2436 A (cross-section), B-C (sutures).