Middle to Upper Miocene [details]
Upper Miocene [details]
Middle or Upper Miocene [details]
Middle Miocene [details]
Early Pliocene [details]
Late Miocene [details]
Unga Formation [details]
Yakataga Formation [details]
Bear Lake Formation [details]
Narrow Cape Formation [details]
Tachilni Formation [details]
Bear Lake, Alaska Peninsula [details]
Icy Point, Lituya District, eastern Gulf of Alaska [details]
Narrow Cape, Kodiak Island, Alaska [details]
Icy Point, Lituya Bay area, eastern Gulf of Alaska [details]
Walrus Peak, Cape Tachilni area, Alaska Peninsula [details]
Cape Tachilni, Alaska Peninsula [details]
HT: USNM 181139; PT: USNM 181140, 181141, UA 2435, UCMP 14085 [details]
HT: USNM 181142; PT: USNM 181143 [details]
HT: USNM 181144 [details]
HT: UA 2428; PT: UA 2429-33 [details]
HT: UA 2427 [details]
HT: USNM 181145; PT: USNM 181146-47, UA 2436, UCMP 14084 [details]
HT: USNM 181148; PT: USNM 181149 [details]
HT: UA 2425; PT: USNM 181153-55, UCMP 14086-87 [details]