THE trilobites are generally recognized as occupying a key position in relation to the phylogeny of arthropods, and until we have some certainty as to their structure and relationships it is not ...
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A tomographic reconstruction of the head and anterior trunk (“body”) limbs of the trilobite Protolenus (Hupeolenus) in ventral view. Image credits: Arnaud Mazurier, IC2MP, Univ. Poitiers In a ...
1975 Topics Trilobites -- Pictorial works Publisher Chicago, University of Chicago Press Collection internetarchivebooks; inlibrary; printdisabled Contributor Internet Archive Language English Item ...