The following is the entry for this language as it appeared in the 14th edition (2000).
It was superseded by the corresponding entry in the 15th edition (2005). See also the corresponding entry in the current edition of Ethnologue.
SIL code: CST
ISO 639-2: nai
| Region | North central California from the head of the San Pablo Bay branch of San Francisco Bay to Southern Costanoan. |
| Alternate names | OHLONE |
| Dialects | EAST BAY, SAN FRANCISCO, SANTA CLARA, SANTA CRUZ, SOLEDAD. |
| Classification | Penutian, Yok-Utian, Utian, Costanoan. |
| Comments | Became extinct in the 1950s. Subdialects of East Bay were Huchiun (Juichun), Niles (Chocheño), San José, San Lorenzo. Soledad may be transitional between Northern and Southern Costanoan. The name 'Costanoan' is reported to be insulting to the people. Coast and coastal valleys. Extinct. |