"Rhodopseudomonas spheroides" (sic) van Niel 1944 Dataset NCBI Taxonomy Classification phylum Pseudomonadota class Alphaproteobacteria order Rhodobacterales family Paracoccaceae genus Cereibacter species Cereibacter sphaeroides Name Homonyms Rhodopseudomonas spheroides "Rhodopseudomonas spheroides" (sic) van Niel 1944