“…2 1/T; r 5 0.554; P , 0.001; n 5 37. Data are taken from Asmus (1987), Baird and Milne (1981), Brey and Gerdes (in press), Buchanan andWarwick (1974), Cederwall (1977), Elliott and Taylor (1989), George and Warwick (1985), , , Howe and Leathem (1984), Jacksoń et al (1985), Piepenburg et al (1995), Sarda et al (1995), Sprung (1993), Steimle (1985), Steimle (1987), Theroux and Grosstein (1987), Warwick and George (1980), Warwick and Price (1975), Warwick et al (1978), Warwick et al (1979), Wolff and de Wolf (1977). use with population data but were applied to larger taxonomic units here (Table 1).…”