Deuterostomes are the major division of animal life which includes sea stars, acorn worms,
and humans, among a wide variety of ecologically and morphologically disparate taxa …

Exceptionally preserved fossils are the product of complex interplays of biological and
geological processes including burial, autolysis and microbial decay, authigenic …

Abstract The middle (Wuliuan Stage) Cambrian Burgess Shale is famous for its exceptional
preservation of diverse and abundant soft-bodied animals through the “thick” Stephen …

Evidence of interspecific interactions in the fossil record is rare but offers valuable insights
into ancient ecologies. Exceptional fossiliferous sites can preserve complex ecological …

Global biodiversity patterns in deep time can only be understood fully when the relative
preservation potential of each clade is known. The relative preservation potential of marine …

Pterobranchs, a major group of the phylum Hemichordata, first appear in the fossil record
during the Cambrian, 1 and there are more than 600 fossil genera dominated by the mainly …

Hemichordata and especially the Pterobranchia (Cephalodiscida and Graptolithina) can be
regarded as useful examples to understand the fossil preservation of organically …

The early evolution of the Hemichordata (Enteropneusta and Pterobranchia) based on the
available fossil record has its challenges and highlights. Even though the pterobranchs …

Various evaluations of the last common bilaterian ancestor (lcba) currently suggest that it
resembled either a microscopic, non-segmented motile adult; or, on the contrary, a complex …

Pterobranchs are rare in Cambrian strata of North America despite discoveries of more than
30 exceptionally preserved fossil biotas. Miaolingian pterobranchs from this continent …