On the Dimorph Pair Lobosphinctes/Planisphinctes (Ammonoidea: Perisphinctidae) from the Uppermost Bajocian-Lowermost Bathonian of the Kuban River Basin (Northern Caucasus, Russia). Paleontological Journal, 57(3), Jun 2023: 307-317. 312 [Zoological Record Volume 159]