3 datasets found

Cnidarian relationships have been a source of debate for decades with almost every possible combination of sister group relationship between major taxa proposed to date. Recent,...

Environmental variablesExposed (erosion rates of gypsum blocks : 0.14-0.16 g/h; during westerly winds (force 4-5) which are prevailing around Helgoland rates reaches 0.28 g/h...

Environmental variables Semi-exposed (erosion rates of gypsum blocks reaches 0.14 g/h; de Kluijver, 1991). Mostly relative natural red sandstone; gently sloping substratra;...