Jungersen (Danish Ingolf Expedition, Pennatulida, 1904) has shown that this is the correct nomenclature of the regions of the rachis. Nearly all other authors describe the dorsal side as ventral and the ventral as dorsal.
S. J. Hickson, Report British Association (Southport Meeting), 1903, p. 688.
Marshall, Trans. Roy. Soc. Edinb. xxxii. 1883, p. 143.
Rumphius, Amboinsche Rariteitkamer, 1741, p. 64.
Darwin, Naturalist's Voyage round the World, 1845, p. 99.