This excellent resource contains several volumes of genealogical information about the Whitney family and hundreds of related families.
"The Whitney family of Connecticut, and its affiliations; being an attempt to trace the descendants, as well in the female as the male lines, of Henry Whitney, from 1649 to 1878; to which is prefixed some account of the Whitneys of England", by S. Whitney Phoenix, was published in three volumes in 1878.
Browse each volume here or jump to a specific letter to look for another surname in the index. The index is found in Volume 3 from pages 2477-2737. (Check the Supplemental section, also).
INDEX OF SURNAMES
Find the surname and then locate the person by number in the corresponding volume.
Volume 1 - (Generations 1-7; Persons #1-#5299)
Volume 2 - (Generation 8; Persons #5300-#13154)
Volume 3 - (Generations 9-10; Persons #13155-#20361)