Micromastra

{{Short description|Genus of moths}}

{{Speciesbox

| genus = Micromastra

| parent_authority = Schaus, 1940

| species = isoldalis

| authority = Schaus, 1940

| display_parents = 3

}}

Micromastra isoldalis is a species of snout moth, and the only species in the genus Micromastra. It was described by William Schaus in 1940 and is known from the US territory of Puerto Rico.{{cite web |url=http://globiz.pyraloidea.org/Pages/Reports/TaxonReport.aspx |title=GlobIZ search |website=Global Information System on Pyraloidea |accessdate=September 23, 2017}}