*PUNTA MASHÉM (Mashém point): Specific in honor of the Seri chief Mashém (sometimes called Francisco Estorga or Juan Estorga), who speaks Spanish and acted as Seri-Spanish interpreter in 1894. PUNTA MONUMENTA (Monument point): Named by the Hydrographic Office, U. S. N. PUNTA COLORADA (Red point): Recast from the “Red Bluff point” of the Hydrographic Office, U. S. N. PUNTA WILLARD (Willard point): Origin of name unknown; used by the Hydrographic Office, U. S. N. *EMBARCADERO ANDRADE (Andrade landing): Named in memory of the embarcation for Tiburon of Colonel Francisco Andrade, 1844. *CAMPO NAVIDAD (Christmas camp): Named in memory of a camp occupied December 24-26 by the expedition of 1895. *SIERRA SERI (Seri range): Generic Spanish, specific the extra-vernacular tribe name. *SIERRA KUNKAAK (Kunkaak range): Specific the vernacular tribe name. *SIERRA MENOR (Minor range): A descriptive designation. *CERROS ANACORETOS (Anchorite hills): A designation suggested to Topographer Johnson by the solitary series of spurs rising singly or in scattered groups from the sheetflood-carved desert plain. *JOHNSON PEAK: Name applied in commemoration of the first and only ascent of the peak, and of its occupation as a survey station, December 7 and 8, 1895, by Willard D. Johnson, accompanied by John Walter Mitchell and Miguel (Papago Indian). *DESIERTO ENCINAS (Encinas desert): Generic Spanish, specific in honor of the intrepid settler on the outskirts of the desert, Señor Pascual Encinas. *PLAYA NORIEGA (Noriega playa): Generic Spanish, specific in honor of Don Andrés Noriega, kinsman of Señora Anita Encinas, a resident on the outskirts of the desert, and the leading Mexican aid in the expedition of 1895. *ARENALES DE GIL (Gil sandbanks): Generic Spanish, specific in honor of Fray Juan Crisóstomo Gil de Bernabe, sole missionary to Seriland, massacred at this point in 1773. *RIO SONORA (Sonora river): Generic Spanish, specific a long standing and originally colloquial corruption of Señora, a designation said to have been applied by Spanish pioneers to a hospitable native chieftainess; afterwards apparently fixed through the name of an early mining camp and garrison and perhaps by similarity to a local aboriginal (Opata) term connoting maize, i. e., _sonot_. RIO BACUACHE (Bacuache river): Name of long standing; specific doubtless from the Opata term _bacot_, “snake”, with a locative termination, i. e., “Snake place”. †ARROYO CARRIZAL (Reedy arroyo): Generic and specific Spanish; colloquial designation used by the Seri chief Mashém in describing the island; a traditional name of long standing. †ARROYO AGUA DULCE (Freshwater arroyo): A traditional name like the former, also used by Mashém.