Caulobacteraceae

Caulobacteraceae is a family of Pseudomonadota within the alpha subgroup.^[1] Like all Pseudomonadota, the Caulobacteraceae are gram-negative.^[1] Caulobacteraceae includes the genera Asticcacaulis, Brevundimonas, Phenylobacterium and Caulobacter.^[2]

Caulobacteraceae
Caulobacter crescentus
Scientific classification
Domain:	Bacteria
Kingdom:	Pseudomonadati
Phylum:	Pseudomonadota
Class:	Alphaproteobacteria
Order:	Caulobacterales
Family:	Caulobacteraceae Henrici and Johnson 1935 (Approved Lists 1980)
Genera
Aquidulcibacter Cai et al. 2018 Asticcacaulis Poindexter 1964 (Approved Lists 1980) Brevundimonas Segers et al. 1994 Caulobacter Henrici and Johnson 1935 (Approved Lists 1980) Phenylobacterium Lingens et al. 1985 Terricaulis Vieira et al. 2020

The type species Caulobacter gives its name also to the recently proposed subclass, the Caulobacteridae, which includes the orders Caulobacterales, Parvularculales, Hyphomicrobiales, Rhodobacterales, Rhodospirillales, Sneathiellales, Sphingomonadales, Kiloniellales, Kordiimonadales and controversially the Holosporales.^[3]