Middle Devonian sponge
Middle Devonian Spongiozoana
Sphaerospongii tesselata p. 597
Manitoba

Middle Devonian polyp-coral
Middle Devonian Polyp-Coral
Heliophyllum p. 597
Canandaigua, N.Y.
Middle Devonian Brachiopods
Middle Devonian Brachiopod p. 598
Atrypa
Middle Devonian brachiopod
Middle Devonian Brachiopod
Spirifer Pennatus p.598
Middle Devonian Nautiloid
Middle Devonian Nautiloid
Cephalapod Goniatites p. 599
can exceed 1 ft. in diameter
Middle Devonian phacops trilobite
Middle Devonian Trilobite
Phacops rana p. 599
length to 8".
Middle Devonian Phyllopod
Middle Devonian Phyllopod
Echinocaris p. 600
length to 8"
Canandaigua Lake N.Y.
Middle Devonian Insect wing
Middle Devonian Insect
Xenoneura p. 600
wing spread to 5"
St. Johns, New Brunswick
related to Mayflies