Fig. 4 in Groenlandaspidid Placoderm Fishes from the Late Devonian of North America

Fig. 4. Reconstructed lateral and median dorsal plates of Groenlandaspis pennsylvanica (PL not known). A, MD; B, PDL; C, ADL; D, AL. Scale bar = 1 cm.Published as part of Daeschler, Edward B., Frumes, Anna C. & Mullison, C. Frederick, 2003, Groenlandaspidid Placoderm Fishes from the Late Devonian of North America, pp. 45-60 in Records of the Australian Museum 55 (1) on page 50, DOI: 10.3853/j.0067-1975.55.2003.1374, http://zenodo.org/record/468546