figured out a much, much better way of determining extant for genera, which uses actual taxon nos for the genera returned by the same query that gets class/order/family
figured out a much, much better way of determining extant for genera, which uses actual taxon nos for the genera returned by the same query that gets class/order/family

paleobiodb/pbdb-new,paleobiodb/pbdb-new,paleobiodb/pbdb-new,paleobiodb/pbdb-new,paleobiodb/pbdb-new