Links to graptolite and pterobranch pages, abstracts, articles, graptolite researchers.

2024-06-24

Science, Earth Sciences, Paleontology, Invertebrates - Graptolite Net. Links to graptolite and pterobranch pages, abstracts, articles, graptolite researchers.

Graptolites (Graptolithina) + pterobranchs (Pterobranchia) = hemichordate class Graptolithoidea.