Taxa Count: 10

PROSCALOPIDAE

Arctoryctes Matthew, 1907

Arctoryctes galbreathi (Reed, 1956)

Cryptoryctes Reed, 1954

Mesoscalops Reed, 1960

Oligoscalops Reed, 1961

Oligoscalops galbreathi (Reed, 1956)

Oligoscalops whitmanensis Reed, 1961

Proscalops Matthew, 1901

Proscalops miocaenus Matthew, 1901

Proscalops secundus Matthew, 1909