Abba transversa

{{Short description|Species of spider}}

{{Use dmy dates|cs1-dates=ly|date=May 2024}}

{{Speciesbox

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|genus = Abba

|parent_authority = Castanheira & Framenau, 2023

|species = transversa

|authority = (Rainbow, 1912)

|synonyms = *Araneus transversus Rainbow, 1912{{cite journal| last=Rainbow| first=W.J.| title=Araneidae from the Blackall Ranges| journal=Memoirs of the Queensland Museum| volume=1| year=1912| pages=190–202 [197]| url=https://www.biodiversitylibrary.org/page/48186155}}

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Abba transversa is a species of orb-weaver spider (family Araneidae), found in Queensland and New South Wales, Australia. It is the only species in the genus Abba.{{cite journal| title=Abba, a new monotypic genus of orb-weaving spiders (Araneae, Araneidae) from Australia |date=2023 |last1=Castanheira |first1=Pedro de S. |last2=Framenau |first2=Volker W. |journal=Evolutionary Systematics |volume=7 |pages=73–81| doi=10.3897/evolsyst.7.98015|doi-access=free|url=https://zenodo.org/records/7546655/files/EvolSyst_article_98015.pdf }}