65. Passerina cyanea. Indigo-bird. Common summer resi¬ 
dent. Have found its nest in Montgomery County, but not in this 
immediate vicinity. 
66. Piranga erythromelas. Scarlet Tanager. Summer resi¬ 
dent. This species does not seem to be as common as it was a 
few years ago. 
67. Progne subis. Purple Martin. Summer resident, breeds. 
68. Petrochelidon lunifrons. Cliff Swallow. Summer resi¬ 
dent, but not very common. 
69. Chelidon erythrogaster. Barn Swallow. Common sum¬ 
mer resident, breeds. 
70. Tachycineta bicolor. Tree Swallow. White-bellied 
Swallow. Summer resident. Breeds regularly at Valley Forge, 
Penn a. 
71. Clivicola riparia. Bank Swallow Summer resident in 
Montgomery County. 
72. Stelgidopteryx serripennis, Rough-winged Swallow. 
Common summer resident in Montgomery County. 
73. Ampelis cedrorum. Cedarbird. Cedar Waxwing. Com¬ 
mon resident, probably breeds. 
74. Vireo olivaceus. Red-eyed Vireo. Common summer 
resident, breeds. 
75. Vireo gilvus. Warbling Vireo. Summer resident. 
76. Mniotilta varia. Black and White Warbler. Rather 
common as a migrant. 
77. Helmitherus vermivorus. Worm-eating Warbler. Sum¬ 
mer resident in Montgomery County. I have never met with it in 
this vicinity. 
78. Helminthophila peregrina. Tennessee Warbler. Rare 
migrant. 
79. Compsothlypis americana. Parula Warbler. Common 
migrant. 
80. Dendroica sestiva. Yellow Warbler. Rare summer 
resident. 
81. Dendroica coronata. Myrtle Warbler. One of our most 
common migrants. 
82. Dendroica maculosa. Magnolia Warbler. Rather com¬ 
mon migrant. 
83. Dendroica striata. Black-poll Warbler. Common mi¬ 
grant. 
84. Dendroica blackburniae. Blackburnian Warbler. Rather 
common migrant. 
85. Dendroica dominica. Yellow-throated Warbler. A 
rare migrant. I saw presumably this species during July, several 
years ago. 
86. Dendroica palmarum hypochrysea. Yellow-palm Warbler. 
Common migrant. “ The true D. palmarum belongs west of the 
