Hudson Bay American toad, 20, 49 



Hughes, E., 209 



Hurter, J., 206, 211 



Hurter's solitary spadefoot, 44, 45 



Hurter's spadefoot, 15, 44, 45 



Hyla, 6, 104-134, 112, 119 



Hyla andersonii, 23, 104, 105, 118 



Hyla arenicolor, 23, 106, 107, 124 



Hyla avivoca, 124, 108, 109 



Hyla baudinii baudinii, 23, no, III 



Hyla cinerea cinerea, 7, 22, 104, 112, 



113, 114, 115, 169 

 Hyla cinerea evittata, 23, 114, 115 

 Hyla cinerea semijasciata, 112 

 Hyla crucijer, 7, 8, 25, 85, 101, 109, 



116, 117 

 Hyla eximia, 26, 118, 119 

 Hylafemoralis, 7, 24, 84, 85, 109, 120, 



121, 129, 133, 134 

 Hyla gratiosa, 7, 9, 23, 122, 123 

 Hyla pickeringii. See H. crucijer 

 Hyla regilla, 27, 57, 96, 106, 107, 118 



125, 173 

 Hyla scapularis, 96 

 Hyla septentrionalis, 4, 22, 126, 127 

 Hyla squirella, 7, 23, 211, 128, 129 

 Hyla versicolor chrysoscelis, 24, 132, 



133 



Hyla versicolor phaeocrypta, 24, 134 

 Hyla versicolor versicolor, 7, 8, 24, 25, 

 85, 106, 107, 108, 109, 130, 131, 



132, 133, 134, 195 

 Hylidae, 2, 6, 10, 14, 22-27, 80, 134 

 Hy lodes augusti, 137 

 Hypopachus, 35 

 Hypopachus cuneus, 1, 4, 13, 63, 200, 



201 



Idaho, 94, 124, 208 

 Illinois, 112, 134, 150, 178, 187, 208 

 Indiana, 128, 150, 187, 194, 209 

 Internal gills, 12 

 Internasal space, 30 

 Interorbital space, 15, 30 

 Interparotoid space, 13, 17 

 Intertympanic space, 30 

 Intestine, 12 



Iowa, 178, 209 



Irwin, Lieut. F. G. Jr., 47 



James Bay, 49 

 Jelly envelopes, 7, 8, 11 

 Joe Brown frog, 168, 169 

 Jones, J. M., 205 

 Jordan, D. S., 3, 204 

 Jug-O'-Rum, 164, 165 



Kandiyohi meadow frog, 180, 181 

 Kansas, 58, 62, 88, 89, 96, 116, 150, 



151, 196, 209 

 Keewatin, 205 

 Keim, T. D., 210, 214 

 Kellogg, R., 119, 136, 137, 190, 196, 



204, 206 

 Kentucky, 84, 209, 210 

 Kennedy, C. B. R., 49 

 Key West spadefoot, 16, 43 

 Key West tree frog, 4 

 Keys, 13-35 



Brevicipitidae, 35 



Bufonidae, 17-21 



Discoglossidae, 13 



Families, 13-14 



Hylidae, 22-27 



Leptodactylidae, 28-29 



Narrow-mouthed toads, 35 



Ranidae, 30-34 



Ribbed toads, 13 



Robber frogs, 28-29 



Scaphiopodidae, 15-16 



Spadefoots, 15-16 



Toads, 17-21 



Tree frogs, 22-27 



True frogs, 30-34 

 King, F. W., 119, 206 

 Kirn, A. J., 44, 45, 103 

 Kirsch, P. H., 209, 213 

 Kirtland, J. P., 213 

 Klauber, L. M., 54, $5, 59, 207, 212, 



217 

 Klots, A. B., 105, 212 

 Knee-deep, 80-81 



Labia, 9, 10 



Labial papillae, 9, 10 



224 



