32:
72:
112:
52:
92:
137:
131:
116:
76:
56:
96:
36:
20:
This category has the following 5 subcategories, out of 5 total.
8:
7:
22:
14:
1:
154:
33:Carboniferous eurypterids
73:Ordovician eurypterids
113:Silurian eurypterids
53:Devonian eurypterids
93:Permian eurypterids
145:
118:
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78:
58:
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17:Subcategories
16:
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138:Eurypterida
132:Category
117:(44 P)
77:(10 P)
57:(27 P)
97:(4 P)
37:(8 P)
134::
115:
95:
75:
55:
35:
106:S
86:P
66:O
46:D
26:C
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