Pontixanthobacter aestiaquae
{{Short description|Species of bacterium}}
{{Italic title}}
{{Taxobox
| name = Pontixanthobacter aestiaquae
| domain = Bacteria
| phylum = Pseudomonadota
| classis = Alphaproteobacteria
| ordo = Sphingomonadales
| familia = Erythrobacteraceae
| genus = Pontixanthobacter
| species = P. aestiaquae
| binomial = Pontixanthobacter aestiaquae
| binomial_authority = (Jung et al. 2014) Xu et al. 2020{{cite journal|last1=Parte|first1=A.C.|title=Altererythrobacter|journal=LPSN|url=https://lpsn.dsmz.de/genus/altererythrobacter}}
| type_strain = HDW-31, CECT 8527, KCTC 42006{{cite journal|title=Altererythrobacter aestiaquae|website=www.uniprot.org|url=https://www.uniprot.org/taxonomy/1509367}}
| subdivision =
| synonyms =
}}
Pontixanthobacter aestiaquae is a Gram-negative bacterium from the genus Pontixanthobacter which has been isolated from seawater from the Yellow Sea in Korea.{{cite journal|last1=Jung|first1=Y.-T.|last2=Park|first2=S.|last3=Lee|first3=J.-S.|last4=Yoon|first4=J.-H.|title=Altererythrobacter aestiaquae sp. nov., isolated from seawater|journal=International Journal of Systematic and Evolutionary Microbiology|date=8 September 2014|volume=64|issue=Pt 12|pages=3943–3949|doi=10.1099/ijs.0.066639-0|pmid=25201916|doi-access=free}}