. Bulletin of the British Museum (Natural History), Geology. REVISION OF ACTINOPTERYGIAN AND COELACANTH FISHES 349 infraorbitals, and of these the most posterior ventral is large and extends backwards over the anterior medial part of the preopercular (Text-fig. 68). Therefore it probably represents an infraorbital plate fused with one of the ventral suborbital plates. Beneath the eye in the Pholidophoridae the infraorbitals have become reduced to a narrow strip round the sensory canal, but this is a structural adaptation and is r\os •, Na^ ^ 'nf ^-w^ sci jo'/ Fr- M X°i Fr ^ 11 ji y 1/ j Dsp

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. Bulletin of the British Museum (Natural History), Geology. REVISION OF ACTINOPTERYGIAN AND COELACANTH FISHES 349 infraorbitals, and of these the most posterior ventral is large and extends backwards over the anterior medial part of the preopercular (Text-fig. 68). Therefore it probably represents an infraorbital plate fused with one of the ventral suborbital plates. Beneath the eye in the Pholidophoridae the infraorbitals have become reduced to a narrow strip round the sensory canal, but this is a structural adaptation and is r\os •, Na^ ^ 'nf ^-w^ sci jo'/ Fr- M X°i Fr ^ 11 ji y 1/ j JJ \\ ( Ij \ 1 •1 VV Na ^^=2 Ros V^€^ VJSbo /\\ \\r- \ A / \ w \ \ ,Ant--yWSs_ jfiCr I \ / 1 Dpt jr^5^ ).ii ii Pmx \ *Qa^ ^—^>s/'eV/ Sop Pa -• yh 'J h**Jj) \ '"-, I°P Exsc y^ Man Pop Ssc B Ros. Ssc Ant-'^. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original British Museum (Natural History). London : BM(NH)

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