Jodi Beth Hopfinger has written:

'Perceived paternal nurturance and availability for the school age and preschool age periods and intimacy value and motive in college aged males' -- subject(s): Fathers and sons, Love, Paternal, Paternal Love, Paternal deprivation

His paternal grandfather Samuel was born in 1893 and passed away on February 12, 1992 at the age of 99.

His paternal grandmother Crystal was born in April 1900 and passed away in August 1992 at age 92

What is the cause and effect of Paleolithic age?

The noun form for the adjective paternal is paternity.

"Paternal" means "on your father's side". Your paternal great-grandfather would be one of your father's grandfathers.