TABLE OF CONTENTS. 



Family LEPORID^ 205 



General considerations 2G7 



Geographical variation 268 



Individual variation 272 



Geographical distribution 274 



Bibliographical resume 277 



Characteristics of the family 281 



Genus Lipus 282 



Lcpus timidus 2S8 



campealris 297 



am*ricanu$ • 304 



americanus ■ 304 



virginianus 307 



toaakingtoni 30!) 



bairdi 310 



sylvatiais 327 



sylraticits 328 



millalli 330 



arteonce 332 



anduboni 332 



troiebridgei 344 



graysoui 347 



brasiliensis 348 



brasiliensis 348 



gabbi 349 



callotis 350 



callolis 351 



texianus 351 



cdlifornicus 357 



palwttrU _ 300 



aqitaticus 364 



euniculus 367 



Species wrongly attributed to America 369 



Note on the names "Babbit" and "Hare" 369 



Epidemics among North American Hares 371 



Extinct species 373 



Genua Palwolagus 373 



Palwolagus haydeni 373 



agapetillus 375 



turgidus 375 



triplex 375 



Genus Panolax 376 



Pa -tolax sanelufidei 376 



Genus Praotherium 3T6 



•Praotherium palatinum 377 



266 



