Morphological phylogenetic analyses suggest that scalidophorans (priapulids, loriciferans,
and kinorhynchs) and nematoids (nematodes and nematomorphs) form the ecdysozoan …

Morphology-based phylogenetic analyses support the monophyly of the Scalidophora (Kinorhyncha,
Loricifera, Priapulida) and Nematoida (Nematoda, Nematomorpha), together …

Quadrapyrgites is a microfossil reported with embryonic and post-embryonic stages from
the lower Cambrian small shelly fauna of South China, and is closely related to Olivooides. …

The early history of deuterostomes, the group composed of the chordates, echinoderms and
hemichordates 1 , is still controversial, not least because of a paucity of stem …

Although molecular studies estimated that cycloneuralians might have originated in the
Ediacaran Period and diversified in the early Cambrian, it was not until 2014 that they were first …

Animals with radial symmetry are abundant in the Cambrian Fortunian Stage of South China,
but with relatively low diversity: representatives include Olivooides, Quadrapyrgites, …

The latest discovery of microfossils from the lower Cambrian (Fortunian Stage) Zhangjiagou
Lagerstätte in South China are presented. This lagerstätte is rich in exceptionally preserved …

Eopriapulites sphinx is the oldest known scalidophoran animal and so far the only cycloneuralian
body fossil from the Cambrian Fortunian Stage. The hexaradial symmetry exhibited by …

Emeiconularia amplcanalis sp. nov. and Carinachites platus sp. nov. of protoconulariids are
described from Kuanchuanpu Member of the Dongying Formation near the Sinian-…

Some rare microscopic cycloneuralians are present in the Cambrian of South China,
represented by Eopriapulites and Eokinorhynchus (both early Cambrian), fossil embryos of …