Noah's Ark Possibility Project (NAPP)
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Table H - Sources

Checked each unquestionable genera in the above with wikipedia articles to find out if it was extinct and whether the bird was flightless.

The following references indicated the bird was flightless.


h70Table 14, Page 149, compared all on list, except those possibly extinct, against their Wikipedia articles to determine extinct genera. Extinct genera were then reviewed for whether they could reasonably be off the deck.

h80 6/8/19, compared the Ruminantia against their Wikipedia articles for extinct genera