Hosta

Actinolepis is an extinct genus of actinolepid^[5] placoderm from the Early Devonian. Four species are known: A. magna from Estonia,^[2] A. spinosa from Latvia (Sevy Dolomite),^[3] the type species A. tuberculata from New Zealand (Adam Mudstone Formation)^[1] and A. zaikai from Belarus (Lepel Beds).^[4]

Gallery

Fragmentary dorsal armour of A. magna (specimen EMNH 203503); housed at the Estonian Museum of Natural History

^ ^a ^b ^c http://www.palaeos.org/Actinolepidae
^ ^a ^b R. Denison. 1978. Placodermi. In H.-P. Schultze (ed.), Handbook of Palaeoichthyology 2:1-128 [W. Dahdul/B. Frable /G. Lloyd]
^ ^a ^b Mark-Kurik, Elga (1985). "Actinolepis spinosa n. sp. (Arthrodira) from the Early Devonian of Latvia". Journal of Vertebrate Paleontology. 5 (4): 287–292. doi:10.1080/02724634.1985.10011866. ISSN 0272-4634.
^ ^a ^b Dmitry P. Plax; Michael J. Newman (2020). "New Early Devonian (late Emsian) placoderms from Belarus". Journal of Paleontology. 94 (4): 773–787. doi:10.1017/jpa.2020.6. S2CID 216191250.
^ H. G. Johnson, D. K. Elliott, and J. H. Wittke. 2000. A new actinolepid arthrodire (Class Placodermi) from the Lower Devonian Sevy Dolomite, east-central Nevada. Zoological Journal of the Linnean Society 129(2):241-266 [P. Wagner/P. Wagner/P. Wagner]