"Rhode Island Births and Christenings, 1600-1914," database, FamilySearch (https://familysearch.org/pal:/MM9.1.1/FZY6-W2N : 6 December 2014), Otis A. Taylor, 05 Aug 1871; citing South Kingston, Rhode Island, reference 322; FHL microfilm 1,822,430.
"Rhode Island Marriages, 1724-1916," database, FamilySearch (https://familysearch.org/pal:/MM9.1.1/F8VV-2JW : 6 December 2014), Otis Abbott Taylor and Elizabeth Ann Matthews, 01 Feb 1892; citing South Kingstown, Washington, Rhode Island, reference p 107; FHL microfilm 931,841.
"Rhode Island Deaths and Burials, 1802-1950," database, FamilySearch (https://familysearch.org/pal:/MM9.1.1/F8HS-YQ5 : 6 December 2014), Otis Abbot Taylor, 23 Jun 1933; citing Providence, Rhode Island, reference 164; FHL microfilm 1,954,025.
It may be possible to confirm family relationships with Otis by comparing test results with other carriers of his ancestors' Y-chromosome or mitochondrial DNA.
However, there are no known yDNA or mtDNA test-takers in his direct paternal or maternal line.
It is likely that these autosomal DNA test-takers will share DNA with Otis: