Gravar-mail: ‘Urmitella timonensis’ gen. nov., sp. nov., ‘Blautia marasmi’ sp. nov., ‘Lachnoclostridium pacaense’ sp. nov., ‘Bacillus marasmi’ sp. nov. and ‘Anaerotruncus rubiinfantis’ sp. nov., isolated from stool samples of undernourished African children