Cephalodiscus densus Andersson, 1907 (Hemichordata, Graptolithoidea).



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Details of Cephalodiscus densus Andersson, 1907 (Hemichordata, Graptolithoidea).

About Cephalodiscus densus Andersson, 1907 (Hemichordata, Graptolithoidea).
Cephalodiscus densus Andersson, 1907 (Hemichordata, Graptolithoidea).- Zooid and coenecium morphology of a cephalodiscid pterobranch from Terra Nova Bay, Ross Sea.