Bactroceras boliviensis, Taxa Only, Exact Match: 2 Treatments

Ellesmerocerida		new species	Aubrechtová, Martina, 2015, A revision of the Ordovician cephalopod Bactrites sandbergeri Barrande: Systematic position and palaeobiogeography of Bactroceras, Geobios 48, pp. 193-211 : 193-211	193-211
Bactroceras boliviensis			Kröger, Björn & Pohle, Alexander, 2021, Early-Middle Ordovician cephalopods from Ny Friesland, Spitsbergen - a pelagic fauna with Laurentian affinities, European Journal of Taxonomy 783 (1), pp. 1-102 : 36-42	36-42