2012 2 19 20 Thomas Pellard* (CRLAO–CNRS) 1 1.1 1 2 (Pellard 2009, 2014) 2 *1 1.2 1959, 1972, Thorpe 1983, 1990, 1997, Serafim 2003, Lee & Hasegawa 2011 1993, Unger 2009, 2009 2 7 8 0 500 km 1: 2: 15 ∗ thomas.pellard@gmail.com *1 (1997) (1999) Pellard (2009, 2014) – 1 – Thomas Pellard 1.3 glottochronology 2 Bergsland & Vogt 1962, Nettle 1999, Blust 2000 (1959: 80–83) 500 (1972) 587 Unger (2009: 10