MolluscaBase name details
Bactroceras avus Holm, 1899 †
1727195 (urn:lsid:marinespecies.org:taxname:1727195)
unaccepted > junior subjective synonym
Species
marine, brackish, fresh, terrestrial
fossil only
Holm, G. (1899). Palaeontologiska notiser. Om ett par Bactrites-liknande Untersiluriska Orthocer-former. <em>Geologiska Föreningens i Stockholm Förhandlingar.</em> 20: 354-360. [details]
Type locality contained in Sweden
type locality contained in Sweden [details]
MolluscaBase eds. (2026). MolluscaBase. Bactroceras avus Holm, 1899 †. Accessed at: https://www.molluscabase.org/aphia.php?p=taxdetails&id=1727195 on 2026-06-07
Date
action
by
The webpage text is licensed under a Creative Commons
Attribution 4.0 License
original description
Holm, G. (1899). Palaeontologiska notiser. Om ett par Bactrites-liknande Untersiluriska Orthocer-former. <em>Geologiska Föreningens i Stockholm Förhandlingar.</em> 20: 354-360. [details]
additional source Evans, D. H. (2005). The Lower and Middle Ordovician cephalopod faunas of England and Wales. <em>Monographs of the Palaeontographical Society.</em> 158(623): 1-77., available online at https://doi.org/10.1080/25761900.2022.12131803 [details] Available for editors
[request]
additional source Lai, C.; Qi, D. (1977). Ordovician cephalopods from northwestern Hunan. <em>Professional Papers of Stratigraphy and Palaeontology.</em> 3: 1-61.
page(s): 19, pl. 2, fig. 2a, b, 3a, b, text-fig. 5b [details] Available for editors [request]
source of synonymy Aubrechtová, M. (2015). A revision of the Ordovician cephalopod Bactrites sandbergeri Barrande: Systematic position and palaeobiogeography of Bactroceras. <em>Geobios.</em> 48(3): 193-211., available online at https://doi.org/10.1016/j.geobios.2015.03.002
page(s): 202 [details]
additional source Evans, D. H. (2005). The Lower and Middle Ordovician cephalopod faunas of England and Wales. <em>Monographs of the Palaeontographical Society.</em> 158(623): 1-77., available online at https://doi.org/10.1080/25761900.2022.12131803 [details] Available for editors
[request]additional source Lai, C.; Qi, D. (1977). Ordovician cephalopods from northwestern Hunan. <em>Professional Papers of Stratigraphy and Palaeontology.</em> 3: 1-61.
page(s): 19, pl. 2, fig. 2a, b, 3a, b, text-fig. 5b [details] Available for editors
[request]source of synonymy Aubrechtová, M. (2015). A revision of the Ordovician cephalopod Bactrites sandbergeri Barrande: Systematic position and palaeobiogeography of Bactroceras. <em>Geobios.</em> 48(3): 193-211., available online at https://doi.org/10.1016/j.geobios.2015.03.002
page(s): 202 [details]
Present Inaccurate Introduced: alien Containing type locality
