File:PZSL1907Plate43.png

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Description
  1. Thelodus sp. = Thelodontidae sp.
  2. Thelodus sp. = Thelodontidae sp.
  3. Psammosteus paradoxus Ag. = Psammolepis paradoxa (Agassiz, 1844)
  4. Psammosteus paradoxus Ag. = Psammolepis paradoxa (Agassiz, 1844)
  5. Osteolepis macrolepidotus Ag. = Osteolepis macrolepidotus Agassiz, 1835
English: Scales of fossil agnathans and lobe-finned fish
  1. Outer view of head scales, enlarged
  2. Outer view of tail scales, enlarged
  3. Plate fragment, enlarged
  4. Vertical section through plate, enlarged
  5. Vertical section of scale edge, enlarged
b = bone, d = denticle, e = enamel-like layer, i = inner bony laminae of isopedine, l.l = inner laminated layer, p.c = pulp cavity, v.c = vascular cavity, v.l = vascular layer.
Date (published 1908)
Source Proceedings of the Zoological Society of London (vol. 1907 issue 4, plate XLIII)
Author E.S.Goodrich
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