. Report of the Commissioner of Fisheries of Maryland, January, view nf embryO; showing eye-disks,(page 64.) Fig. 4—Profile view of embryo, showing proto-vertebra?and traces of the notochord, (page 65.) Fig. 5—Profile view of embryo ; 2:)roto-vertebra5 more ad-vanced ; ear, crystalling lens, and cerebellicfold showing, (page 66.) Fig. 6—Face view of embryo, at a little later period thanshown in Fig. 5, (page 66.) Fig. 7—Nearly j)rofile view of embryo, showing the rows ofproto-vertebrfe, one on each side of the neuralarch. Fig. 8—Exoderm cells, (page 63.) Fig. 9—Head of embryo^ showing p
. Report of the Commissioner of Fisheries of Maryland, January, view nf embryO; showing eye-disks,(page 64.) Fig. 4—Profile view of embryo, showing proto-vertebra?and traces of the notochord, (page 65.) Fig. 5—Profile view of embryo ; 2:)roto-vertebra5 more ad-vanced ; ear, crystalling lens, and cerebellicfold showing, (page 66.) Fig. 6—Face view of embryo, at a little later period thanshown in Fig. 5, (page 66.) Fig. 7—Nearly j)rofile view of embryo, showing the rows ofproto-vertebrfe, one on each side of the neuralarch. Fig. 8—Exoderm cells, (page 63.) Fig. 9—Head of embryo^ showing parts of brain and eye-sacks, (page 66.) Fig. 10—Profile view of brain, much enlarged, (G3.) Fig. 11 a, b, c,—Ear at different stages of development,(pages 66-7.) The otoliths are not represented. Fig. 12—Face view of head, at stage represented in Fig. 4. Fig. 13 a—Top view of a portion of the dorsum of an em-bryo, showing proto-vertebrre on each side theneural canal,b—Cross section of dorsum uf embryo, showingcells which surround the
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