Archive image from page 24 of The Cyathaspididae; a family of. The Cyathaspididae; a family of Silurian and Devonian jawless vertebrates cyathaspididaefa135deni Year: 1964 ( Fig. 98. Dorsal lateral line patterns of Poraspidinae. A, Poraspis polaris (from Kiaer, 1932); B, Anglaspis maceulloughi (mainly after Wills, 1935); C, Amer- icaspis americana; D, Homalaspidella nitida (from Kiaer, 1932); E, Allocryptaspis laticostata (from Denison, 1960). edi-t, first to fourth dorsal transverse commissures; cso transverse supra- orbital commissure; ifc, infraorbital canal; Idl, lateral dorsal canal; mdl

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Archive image from page 24 of The Cyathaspididae; a family of. The Cyathaspididae; a family of Silurian and Devonian jawless vertebrates cyathaspididaefa135deni Year: 1964 ( Fig. 98. Dorsal lateral line patterns of Poraspidinae. A, Poraspis polaris (from Kiaer, 1932); B, Anglaspis maceulloughi (mainly after Wills, 1935); C, Amer- icaspis americana; D, Homalaspidella nitida (from Kiaer, 1932); E, Allocryptaspis laticostata (from Denison, 1960). edi-t, first to fourth dorsal transverse commissures; cso transverse supra- orbital commissure; ifc, infraorbital canal; Idl, lateral dorsal canal; mdl, medial dorsal canal; pfc, profundus canal; ppc, prepineal transverse commissure; soc, supraorbital canal. 327

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