TiENIOID CESTODES OF NORTH AMERICAN BIRDS. 



115 



Saxicola cenanthe (Linnaeus). 



Anomotaenia trigonocephala, p. 79. 



Hymenolepis orientalis, p. 95. 



Tsenia platycephala, p. 107. 

 *Pica pica« (Linnseus). 



Dilepis undula, p. 72. 



*Anomotsenia constricta, p. 78. 



Hymenolepis serpentulus, p. 96. 

 stylosa, p. 97. 

 *Corvus ossifragus Wilson. 



*Anomotsenia constricta, p. 78. 

 *Corvus brachyrhynchos Brehm. 



*Anomot3enia constricta, p. 78. 

 Corvus corax b Linnaeus. 



Dilepis undula, p. 72. 



Anomotxnia constricta, p. 78. 



Hymenolepis serpentulus , p. 96. 

 stylosa, p. 97. 

 Riparia riparia (Linnaeus). 



Anomotaenia cyathiformis , p. 78. 

 hirundina, p. 78. 



Angularia beema, p. 84. 



Tssnia colliculorum, p. 106. 

 Progne subis (Linnaeus). 



Anonchotxnia macrocephala, p. 87. 

 Anthus pratensis (Linnaeus). 

 • Dilepis attenuata, p. 71. 



' Gryporhynchus macrorostratus , p. 83. 



Txnia platycephala, p. 107. 

 Motacilla alba Linnaeus. 



Anomotsenia borealis, p. 77. 



Taenia muscicapas, p. 107. 



Icteria virens (Linnaeus). 



Taenia pestifera, p. 107. 

 Oporornis formosa (Wilson). 



Taenia oporornis, p. 107. 

 *Dendroica striata (Forster). 



*Anonchotaenia glohata, p. 34. . 

 Dolichonyx oryzivorus (Linnaeus). 



Tsenia pestifera, p. 107. 

 Molothrus ater (Boddaert). 



Biuterina trapezoides, p. 88. 



Taenia urnigera, p. 107. 

 *Melospiza melodia (Wilson). 



^Anonchotaenia glohata, p. 84. 

 Plectrophenax nivalis (Linnaeus). 



Anomotaenia borealis, p. 77. 

 Passer domesticusc (Linnaeus). 



Dilepis attenuata, p. 71. 



Choanotxnia parina, p. 75. 



Monopylidium passerinum, p. 76. 



Anonchotaenia globata, p. 34. 



Hymenolepis passeris, p. 93. 

 Passer montanusc (Linnaeus). 



Dilepis attenuata, p. 71. 



Choanotxnia parina, p. 75. 



Anonchotaenia globata, p. 34. 



Hymenolepis passeris, p. 93. 

 .^giothus linaria (Linnaeus). 



Anonchotxnia globata, p. 34. 



Hymenolepis passeris, p. 93. 

 Loxia curvirostra d Linnaeus. 



Anonchotxnia globata, p. 34. 



« The typical form is confined to the Old World ; the North American form is Pica 

 pica hudsonia (Sabine). 



b The typical form occursonly in the Old World ; two North American forms are 

 recognized, C. corax principalis Ridgway (northern), and C. corax sinuatus Wagler 

 (southern) . 



c Introduced in North America. 



dThe typical form occurs only in the Old World; the North American form is 

 L. curvirostra minor (Brehm). 



