Bicyclus dekeyseri

{{Short description|Species of butterfly}}

{{Speciesbox

| name = Western scalloped bush brown

| image = Bicyclus dekeyseri.jpg

| taxon = Bicyclus dekeyseri

| authority = (Condamin, 1958)[http://ftp.funet.fi/pub/sci/bio/life/insecta/lepidoptera/ditrysia/papilionoidea/nymphalidae/satyrinae/bicyclus/ "Bicyclus Kirby, 1871"] at Markku Savela's Lepidoptera and Some Other Life Forms

| synonyms = *Mycalesis dekeyseri Condamin, 1958

}}

Bicyclus dekeyseri, the western scalloped bush brown, is a butterfly in the family Nymphalidae. It is found in Guinea, Liberia, Ivory Coast and Ghana.{{Cite web |url=http://atbutterflies.com/downloads/nymphalidae_mycalesina.doc |title=Afrotropical Butterflies: File E – Nymphalidae - Subtribe Mycalesina |access-date=2012-05-15 |archive-date=2014-02-22 |archive-url=https://web.archive.org/web/20140222070833/http://atbutterflies.com/downloads/nymphalidae_mycalesina.doc |url-status=dead }} The habitat consists of deep forests.