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| View Original: | Phylogeny gill slit.png (782x546) | |||
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| Keywords: Phylogeny gill slit.png A phylogeny showing when gill slits may have arisen It is thought that gill slits were subsequently lost in echinoderms Originally uploaded to the English language Wikipedia by en User Zebra element http //en wikipedia org/w/index php title Special Log page File Phylogeny_gill_slit png file log 18 34 16 May 2010 UTC Own by Zebra element talk Filogenia faringotremas PNG Zebra element May 2010 Check categories 2010 September 8 en wikipedia Pharyngeal_slit es wikipedia Faringotremas 2 Developmental biology Chordata | ||||
