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76
76 Giant chelicera of Acutiramus
cummingsi. The specimen is a
molt, a s if it were a glove which
has been pulled off. The hooked
tips helped to catch prey and the
huge teeth and saw-like tooth cut
and sliced it up. The upper finger
ramus of the claw is movable,
and the long arm suggests that
the claw was shot out rapidly to
catch moving prey YPM.
Length of movable ramus 2.6 cm
1 in.
77
77 Horseshoe crab
Pseudoniscusclarkei,
Williamsville Formation
bed A, Ridgemount
Quarries, Ontario YPM.
Length of animal 16 mm
0.6 in.
78
78 Scorpion
Stoermeroscorpio
delicatus, Phelps
Waterlime
Member, Fiddlers
Green Formation,
Passage Gulf, New
York YPM.
Length of animal
12 mm 0.5 in.
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