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. 2012 Oct 10;7(10):e46913. doi: 10.1371/journal.pone.0046913

Table 2. Ophiuroid lateral arm plate counts of Cretaceous shallow-water assemblages.

Locality Formation Age Ophiacanthidae Ophiuridae Ophiolepididae
Folkestone (UK) Gault Clay, level 2 Albian 11 0 72
Folkestone (UK) Gault clay, level 6 Albian 0 0 206
Mosqueruela (E) Mosqueruela Formation Aptian 17 9 535
Saginaw, Texas (USA) upper Duck Creek Formation Albian 0 0 100
Waco, Texas (USA) Del Rio Formation Cenomanian 1 0 58