deletions | additions       diff --git a/Emended_description_of_the_genus__.md b/Emended_description_of_the_genus__.md  index d64a551..fae3abf 100644  --- a/Emended_description_of_the_genus__.md  +++ b/Emended_description_of_the_genus__.md 
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Emended ##Emended  description of the genus _Porphyrobacter_ (REF HERE) The description is identical to that given by REF HERE with the following amendment (S?). Most species contain BChl _a_.