Galloisiana yuasai

{{Short description|Species of insect}}

{{Speciesbox

| image =

| image_caption =

| genus = Galloisiana

| species = yuasai

| authority = Asahina 1959

}}

Galloisiana yuasai is a species of insect in the family Grylloblattidae that is endemic to Japan. Its type locality is Tokugo Pass, Japan.{{cite journal |last=Wipfler |first=Benjamin |last2=Bai |first2=Ming |last3=Schoville |first3=Sean |last4=Dallai |first4=Romano |last5=Uchifune |first5=Toshiki |last6=Machida |first6=Ryuichiro |last7=Cui |first7=Yingying |last8=Beutel |first8=Rolf G. |title=Ice Crawlers (Grylloblattodea) – the history of the investigation of a highly unusual group of insects |journal=Journal of Insect Biodiversity |volume=2 |issue=2 |date=2014-01-20 |issn=2147-7612 |doi=10.12976/jib/2014.2.2 |pages=1–25 |url=https://www.mapress.com/jib/article/view/2014.2.2 |access-date=2021-12-12|doi-access=free }}

Galloisiana yuasai is found in montane habitats in central Honshu, including in the southern Hida Mountains where it is sympatric with the morphologically larger Galloisiana kiyosawai.{{cite journal |vauthors=Schoville SD, Uchifune T, Machida R |title=Colliding fragment islands transport independent lineages of endemic rock-crawlers (Grylloblattodea: Grylloblattidae) in the Japanese archipelago |journal=Mol Phylogenet Evol |volume=66 |issue=3 |pages=915–27 |date=March 2013 |pmid=23220515 |doi=10.1016/j.ympev.2012.11.022 |url=https://pubmed.ncbi.nlm.nih.gov/23220515/}} It can be found alongside rocky stream banks.