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Pohlsepia mazonensis holotype

Original caption: A, Pohlsepia mazonensis, gen. et sp. nov., holotype, in siderite concretion, Upper Carboniferous (Westphalian D), Francis Creek Shale Member, Carbondale Formation, near Braidwood, Will County, Illinois; ×1.9. B, drawing of Pohlsepia mazonensis gen. et sp. nov.; ×1.9. Abbreviations: e, eye; ef, expressed fluid; f, fin; fu, funnel; is?, ink sac (or gut trace); m, mandibles; ma, modified arm (tentacle); r, radula.

Source: Kluessendorf, J. & P. Doyle 2000. Pohlsepia mazonensis, an early 'octopus' from the Carboniferous of Illinois, USA.PDF Palaeontology 43(5): 919-926.

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(del) (cur) 22:08, 1 March 2007 . . Mgiganteus1 (Talk | contribs) . . 542×742 (130,767 bytes) (''Pohlsepia mazonensis'' holotype Original caption: A, ''Pohlsepia mazonensis'', gen. et sp. nov., holotype, in siderite concretion, Upper Carboniferous (Westphalian D), Francis Creek Shale Member, Carbondale Formation, near Braidwood, Will County, Illin)