candidatus caballeronia nigropunctata candidatus caballeronia nigropunctata "candidatus caballeronia nigropunctata" is a candidatus species of bacteria from the genus caballeronia and the family burkholderiaceae. "candidatus caballeronia nigropunctata" is an endosymbiont of the plant psychotria nigropunctata. "candidatus caballeronia nigropunctata" scientific classification domain: bacteria phylum: pseudomonadota class: betaproteobacteria order: burkholderiales family: burkholderiaceae genus: caballeronia species: "ca. c. nigropunctata" binomial name "candidatus caballeronia nigropunctata" synonyms "candidatus burkholderia nigropunctata" van oevelen et al. 2004