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INDEX GENERUM MAMMALIUM. 
Name, authority, and date. Type or included species, and localities. 
Cetotheriopsis BRANDT, 1871......... Cetotheriopsis sp., Linz, Austria. 
Cetotherium BRANDT, 1843 .......... Cetotherium rathkii (type), C. priseus, southern 
Russia. 
{CUVvierius GRAY. lBO0 ee E Physalus latirostris, Holland. 
Cyphonotus RaArINESQUE, 1815....... Balena sp. Ratinesque (B. gibbosa, Atlantic 
Ocean, according to Gray, 1850). 
Dactylena GRAY. 1874-5 Balenoptera huttont (= Physalus | entarcticus), 
Otago Head, New Zealand. 
Zrpetocetus VAN BENEDEN, 1880 .... Emendation of Herpetocetus, Van Beneden, 1872. 
Eschrichtius GRAY, 1864............ Balxnoptera robusta (type), Northern seas; 
Megaptera noveezelandix, New Zealand. 
Eubalena Gray, 1864 .............. Eubalena australis, Cape of Good Hope. 
Eucetites AMEGHINO, 1901 .......... Eucetites juliensis, Patagonia. 
Eucetotherium Branpt, 1873........ Cetotherium rathkii, C. klinderi, C. helinersenii, 
C. priscum, C. meyeri, C. sp., southern Russia. 
j;Eabrioia i CORAWONISO0 eee eee Balena rostrata, North Sea. 
Flowerius LiLLjEBORG, 1867 ........ Flowerius gigas (= Sibbaldius borealis), North Sea. 
Halibalena Gray, 1873............. Balena britannica, Lyme Regis, England. 
Herpetocetus VAN BENEDEN, 1872 ... Herpetocetus scaldiensis, Antwerp, Belgium. 
Heterocetus V AN BENEDEN, 1880..... Hoeterocetus affinis, Cetotherium brevifrons, Hete- 
rocetus sprangii, Antwerp, Belgium. 
Hunterus GRAY, 18642225 22.2. Hunterus temminckii, Cape of Good Hope. 
Idiocetus CAPELLINI, 1876 .......... Idiocetus guicciardinii, Montopoli, Italy. 
Isocetus VAN BENEDEN, 1880........ Tsocetus depawwii, Antwerp, Belgium. 
Kyphobalena Escunicum, 1849 ...... Kyphobalena boops, Arctic Ocean. 
Leiobalena EscumicHT, 1849 ........ ‘Glathvaler’ or * Rethvaler, ^ Northern seas. 
Macleayius GRAY, 1864............. Macleayius australiensis, Australian seas. 
Megaptera GRAY, 1846 ....:........ Balenanodosa, Balenoptera poeskop, Baleenalong- 
imana (type), Megaptera americana, Balenop- 
tera antarctica, B. boops?. 
Megapteropsis V AN BENEDEN, 1872 .. Megapteropsis robusta, Antwerp, Belgium. 
Mesocetus VAN BENEDEN, 1880 ...... Mesocetus longirostris (type), M. laxatus, M. lati- 
trons, M. pinguis, Antwerp, Belgium. 
Mosoteras COPE 1810's sere eee Mesoteras kerrianus, North Carolina. 
Metopocetus COPE, 1896: 2 ses ee Metopocetus durmasus, Potomac River, Md. 
Mysticetus WAGLER, 1830 .......... Balena boops, Arctic Ocean. 
Neobalena Gray, 1870 ............. Balena marginata, Kawau Island, New Zealand. 
Notiocetus AMEGHINO, 1891 ......... Notiocetus romerianus, Bahia Blanca, Argentina. 
Ogmobalena Escuricut, 1849....... ‘Furehvaler’ or * Rórhvaler, Northern seas. 
Pachycetus VAN BENEDEN, 1883..... Pachycetus robustus, P. humilis, Germany. 
Palxobalena « SEELEY, 1864 ........ Palxobalena sedgwickii, Ely, England. 
Palxobalaena Moreno, 1892 ........ Palaeobalaena bergi, * Misioneros,’ Patagonia. 
Palzocetus SEELEY, 80950 E ce ern Paleocetus sedgwickii, Ely, England. 
Physalus LAcÉPEDE, 1804. .......... Physalus cylindricus, Arctic or North Atlantic 
Ocean. 
Plesiocetopsis BRANDT, 1873. ........ Cetotherium hupschii, C. brevifrons, C. dubium, C. 
burtinii, C. gervaisii, Belgium and France. 
Plesiocetus VAN BENEDEN, 1859 ..... Plesiocetus hupschii, P. burtinii, P. garopii, Ant- 
werp, Belgium. 
Poescopia GRAY.180499- c - o EE Balena lalandii, Cape of Good Hope; Megaptera 
novie-zelandix, New Zealand. 
Protobalzna ^ Du Bus, 1867. ........ (Species not named in 1867.)  Probalzna dubusii 
Van Beneden, 1872, Antwerp, Belgium. 

“Nomen nudum, renamed Jalzocetiis, when the genus was described in 1865. 
b Probalena VAN BENEDEN, 1872. 
