. The birds of eastern North America known to occur east of the nineteenth meridian .. . Geuer:il i)luiii:ige, white; the \viu<is and tail, more or less black: adult hirds liavi- tliehead hare. TanhiJin^ Icucohitur. Wood See No. 144. FAMILY AKDEID^E. HERONS, KGUKiS, AND lUTTKKNS. 89 FAMILY ARDEID^.Herons, Egrets, and Bitterns. Bill, nearly straight and sliarply pointed; inner side of middle toe nail,with distinct comb-like edge; toes, four, all on same level. Bitterns, tailwith ten feathers. Herons, tail with twelve feathers. * Group 1. Wing, less than 6 inches
. The birds of eastern North America known to occur east of the nineteenth meridian .. . Geuer:il i)luiii:ige, white; the \viu<is and tail, more or less black: adult hirds liavi- tliehead hare. TanhiJin^ Icucohitur. Wood See No. 144. FAMILY AKDEID^E. HERONS, KGUKiS, AND lUTTKKNS. 89 FAMILY ARDEID^.Herons, Egrets, and Bitterns. Bill, nearly straight and sliarply pointed; inner side of middle toe nail,with distinct comb-like edge; toes, four, all on same level. Bitterns, tailwith ten feathers. Herons, tail with twelve feathers. * Group 1. Wing, less than 6 inches Uuderi)ints ;ui(l sides of the head and throat, buff white; a black paltli on sidts ofthe lireast. Anhttn exUist. Least Bittern. \o. 146. Uuderparts and sides of the head and throat, rufous chestnut; under tail i-ovcrts, dull black. Ardctia hcuxciki. Corys Least Bittern. .Se«! \o. 147. * For (iirectioDB lor nieasureuieut, see page 9. 90 KEY TO THE BIRDS OF EASTERN NORTH AMERICA. Group 2. Wing, 6 to inches long. r
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