Theodorus Gill
Theodorus Nicholas Gill (Anglice: Theodor Gill) natus est die 21 Martii 1837, in Novum Eboracum - mortuus est die 25 Septembris 1914 in Novum Eboracum fuit studiosus zoologiae Americanus.

Opera 
 1871, Arrangements of the Families of Mollusca.
 1872, Arrangement of the Families of Mammalia.
 1872, Arrangement of the Families of Pisces.
 1875, Catalogia Pisces of the East Coast of North America.
 1882, Bibliography of the Pisces of the Pacific of the United States.
 1879, Reports on Zoology" for the annual volumes of the Smithsonian Institution.

Notae 
 Abbott, R.T., and M.E. Young (eds.). 1973. American Malacologists: A national register of professional and amateur malacologists and private shell collectors and biographies of early American mollusk workers born between 1618 and 1900. American Malacologists, Falls Church, Virginia. Consolidated/Drake Press, Philadelphia. 494 pp.
 Obituary in The Auk, October 1914, Number 4. 
 Appleton's Cyclopedia of American Biography, edited by James Grant Wilson, John Fiske and Stanley L. Klos. Six volumes, New York: D. Appleton and Company, 1887-1889

Nexus externi 
 Smithsonian biography of Theodore Gill
 A pdf biography of T. Gill

Nati 1837
Mortui 1914
!
Zoologi Civitatum Foederatarum
Ichthyologi
Malacologi
Mammalogi