The development of gill arches and gill
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Miriam Morgan
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Article
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1974
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John Wiley and Sons
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English
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## Abstract Gill development begins on the sixth day of incubation at 10^ยฐ^C and is complete by 31 days (hatching). Gill arches are formed by fusion and perforation of ectoderm and endoderm across the pharyngeal wall. A primary branchial artery forms within each arch and a second branchial artery f