Worms and gills, plates and spines: the evolutionary origins and incredible disparity of deuterostomes revealed by fossils, genes, and development
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 …
and humans, among a wide variety of ecologically and morphologically disparate taxa …
The origin and early evolution of arthropods
C Aria - Biological Reviews, 2022 - Wiley Online Library
The rise of arthropods is a decisive event in the history of life. Likely the first animals to have
established themselves on land and in the air, arthropods have pervaded nearly all …
established themselves on land and in the air, arthropods have pervaded nearly all …
[HTML][HTML] A mid-Cambrian tunicate and the deep origin of the ascidiacean body plan
Tunicates are an evolutionarily significant subphylum of marine chordates, with their
phylogenetic position as the sister-group to Vertebrata making them key to unraveling our …
phylogenetic position as the sister-group to Vertebrata making them key to unraveling our …
The Burgess Shale paleocommunity with new insights from Marble Canyon, British Columbia
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 …
preservation of diverse and abundant soft-bodied animals through the “thick” Stephen …
[HTML][HTML] Rhabdopleurid epibionts from the Ordovician Fezouata Shale biota and the longevity of cross-phylum interactions
K Nanglu, ME Waskom, JC Richards… - Communications …, 2023 - nature.com
Evidence of interspecific interactions in the fossil record is rare but offers valuable insights
into ancient ecologies. Exceptional fossiliferous sites can preserve complex ecological …
into ancient ecologies. Exceptional fossiliferous sites can preserve complex ecological …
Meiofaunal deuterostomes from the basal Cambrian of Shaanxi (China)
Deuterostomes include the group we belong to (vertebrates) as well as an array of disparate
forms that include echinoderms, hemichordates and more problematic groups such as …
forms that include echinoderms, hemichordates and more problematic groups such as …
[PDF][PDF] Evolution of life in the oceans of Mars? Episodes of global warming, flooding, rivers, lakes, and chaotic orbital obliquity
RG Joseph, C Gibson, K Wolowski… - Journal of …, 2022 - researchgate.net
Mars has been subject to repeated waxing and waning episodes of extreme chaotic
obliquity (axial tilting) for at least four billion years. Obliquity is currently at 25.19 degrees …
obliquity (axial tilting) for at least four billion years. Obliquity is currently at 25.19 degrees …
Seaweed morphology and ecology during the great animal diversification events of the early Paleozoic: a tale of two floras
Non‐calcified marine macroalgae (“seaweeds”) play a variety of key roles in the modern
Earth system, and it is likely that they were also important players in the geological past …
Earth system, and it is likely that they were also important players in the geological past …
Symbiosis in the Cambrian: enteropneust tubes from the Burgess Shale co-inhabited by commensal polychaetes
The in situ preservation of animal behaviour in the fossil record is exceedingly rare, but can
lead to unique macroecological and macroevolutionary insights, especially regarding early …
lead to unique macroecological and macroevolutionary insights, especially regarding early …
A Silurian pseudocolonial pterobranch
DEG Briggs, NM Koch - Current Biology, 2023 - cell.com
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 …
during the Cambrian, 1 and there are more than 600 fossil genera dominated by the mainly …