Perisphinctes (Dichotomosphinctes) elisabethae group
Taxonomical revision of the perisphinctid ammonites of the Upper Jurassic described by Jozef Siemiradzki (1891) from the Krakow Upland. Volumina Jurassica, 5 2008: 28-137. 82 [Zoological Record Volume 144]