We had 346 species for the trip (I personally had 344), with all 4 vultures, 16 hawks, 10 falcons, all 8 expected parrots, 2 owls at day roosts, 2 potoos, 23 hummingbirds, all 6 expected trogons, all 4 expected motmots, all 4 expected puffbirds, all 5 expected toucans, 7 woodcreepers, 15 antbirds, all 6 expected manakins, 46 flycatchers (wowie!), all 13 expected wrens, and 30 tanagers.

http://mihummingbirdguy.blogspot.com/2007/12/panama-birding-trip.html