1836  Goniatites serpentinus Phillips: 237, pl.20 fig.48-50.
     1844  Ammonites ophideus De Koninck: 564, pl.50 fig.6a,b.
     1849  Goniatites serpentinus.-Brown: 29, pl.21 fig.16, 17.
     1897  Prolecanites serpentinus.-Foord & Crick: 257.
     1906  Prolecanites serpentinus.-Frech: 145, fig.2.
     1929  Prolecanites serpentinus.-H.Schmidt: 63, pl.16 fig.7-9.
     1937  Paraprolecanites sandbergeri Plummer & Scott: 52, pl.1 fig.12-20, textfig.12.
     1940  Prolecanites serpentinus.-Delépine: 34.
     1958  Prolecanites serpentinus.-Zakowa: 117, pl.8 fig.15a-d,16.
     1966  Prolecanites serpentinus.-Zakowa: pl.19 fig.8a-c,9a-c, pl.20 fig.4.
     2008  Proledcanites serpentinus.-Nikolaeva: 27, text-fig.19, pl.1 fig.2-3.

Lectotype: BMNH C265a, designated by Foord & Crick, 1897, p.259.