This is probably the Arthur in the 1910 US Census:

West County Times (Richmond, CA) - Wednesday, September 13, 2000
Deceased Name: Arthur "Sharkey" Pangrazio
Nov. 27, 1909 Sept. 10, 2000
Sharkey Pangrazio, former owner and operator of Sharkey's Barber Shop in El Cerrito, died at a Madera hospital. He was 90.
The Cordelia native lived in Madera for one year and previously lived in El Cerrito for 70 years.
Affiliations and hobbies: Richmond Golf and Country Club; golf.
Survivors: Wife, Louise; daughter, Susan Easley-Stone of Madera; half-sister, Adeline Benassi of El Cerrito; three grandchildren; and three great-grandchildren.
Services: Visitation, 1-8 p.m. Thursday and 8-11 a.m. Friday at Jay Chapel in Madera. Mass, 11:30 a.m. Friday at St. Joachim Catholic Church in Madera, with burial at Arbor Vitae Cemetery in Madera.
Memorial gifts: Veteran of Foreign Wars, 200 So. G Street, Madera, CA 93637.

(The half-sister implies that his mother remarried.)