Female ancestors are referred to as the "umbilical" line.
In researching female ancestors we must contend with name changes, more then one marriage or certain cultures.
Most searched genealogical records deal with men, because women in past times had little or no legal rights.
Source for finding details on the females in your line are :
City directories.
Voter's lists/registrations.
Cemetery records and tombstone inscriptions.
Church records.
Ship arrival manifests.
Military record and pension files of husband.
Military record and pension files for female.
Wills.
Land records.
Marriage records.
Newpapers.
School Records.
Medical Records.
Divorce Records.
Court Records.
Letters.
Family bibles and prayer books.
Diaries and journals.
Family heirlooms.