Darmouth has quite a few groups that have splintered off from NPC or NIC groups according to
this page:
1847 Alpha Delta Phi (Dartmouth Chapter). Fraternity, National. Formed by members of Gamma Sigma Society, now defunct. Became Alpha Delta in 1969. Fraternity, Local.
1853 Delta Kappa Epsilon (Pi Chapter). Fraternity, National. Became Storrs House in 1970. Now defunct.
1857 Phi Zeta Mu. Fraternity, Local. Became Eta Eta Chapter of Sigma Chi National Fraternity in 1893. Became The Tabard House in 1960. Coed House, Local.
1884 Phi Delta Theta. Fraternity, National. Became Phi Delta Alpha in 1960. Fraternity, Local. Derecognized "indefinitely" by the College in March 2000 and reapplied for recognition in Fall 2002. This application was approved in May 2004.
1898 Alpha Omega, a local society. Became the Chi Chapter of Chi Phi in 1902. Became Heorot in 1968. Rejoined Chi Phi in 1981. Became Chi Heorot in 1987. Fraternity, Local.
1901 Delta Tau Delta (Gamma Gamma Chapter). Became Bones Gate in 1960. Fraternity, Local.
1901 Phi Gamma Delta (Delta Upsilon Chapter). Fraternity, National. Became Phoenix in 1965. Dissolved in 1971.
1905 Phi Sigma Kappa (Tau Chapter). Became Phi Tau in 1956. Coed House, Local.
1905 Kappa Sigma (Gamma Epsilon Chapter). Formed by a local organization, Beta Gamma, which was organized for the express purpose of becoming a chapter of Kappa Sigma. Became Kappa Sigma Gamma in 1981. Litigation by the Kappa Sigma Fraternity forced them to change to Chi Gamma Epsilon in 1987. Fraternity, Local.
1908 Gamma Delta Epsilon. Local society disbanded in 1912. Revived in 1921. Became Kappa Chapter of Phi Kappa Sigma in 1928. Merged with Phi Nu Chapter of Alpha Chi Rho in 1935 to become Gamma Delta Chi. Fraternity, Local.
1919 Alpha Chi Rho (Phi Nu Chapter). National. Merged with Phi Kappa Sigma in 1935 to become Gamma Delta Chi, but was reborn in 1956 as Phi Nu Chapter of Alpha Chi Rho. Became Alpha Chi Alpha in 1963. Fraternity, Local.
1920 Epsilon Kappa Phi. Became Dartmouth Chapter of Delta Upsilon in 1926. Became Foley House in 1966. Dissolved in 1981.
1921 Theta Chi Fraternity (Alpha Theta Chapter). Broke with Theta Chi over a racial clause in the National constitution and became Alpha Theta in 1953. Coed Fraternity, Local.
1950 Tau Epsilon Phi. Fraternity, National. Became Harold Parmington Foundation in 1969. Changed name to Delta Psi Delta in 1981. Coed, Local. Dissolved in 1991.
1976 Sigma Kappa. Sorority, National. Became Sigma Delta in 1988. Sorority, Local.
1980 Alpha Chi Omega (Zeta Mu Chapter). Sorority, National. Became Xi Kappa Chi in 1990. Sorority, Local. Considered affiliation with Phi Mu National Sorority in 1993. Dissolved by Dartmouth Panhellenic Council in 1993.
1981 Kappa Alpha Theta. Sorority, National. Became Epsilon Kappa Theta in May 1992. Sorority, Local.
1984 Delta Phi Epsilon. Sorority, National. Became Pi Sigma Psi and dissolved soon after in 1990.
1984 Alpha Beta. Became a chapter of Delta Gamma in 1986. Rescinded national charter in 1997 and became Zeta Beta Chi. Sorority, Local. Announced plans to dissolve in December 1998.
Wow, and I totally didn't expect that list to be nearly that long when I started. Apparently Dartmouth students are not terribly fond of national organizations?