1950  Lobotornoceras sandbergeri.-Termier & Termier, p.51, pl.142 fig.29-31.
     1959  Lobotornoceras bicaniculatum Petter, p.208, pl.15  fig.12a,b.
     1971  Lobotornoceras bicaniculatum.-Bogoslovskiy, p.80, pl.4 fig.3, text-fig.20.
     1995  Gundolficeras bicaniculatum.-Becker: 614, text-fig.4a-b, ?4c, pl.2 fig.16-21.

Fig. TAX907 A-D (sutural development).