niem-xs:gMonthDay

<xs:complexType name="gMonthDay">
  <xs:annotation>
    <xs:documentation>A data type for a gregorian date that recurs, specifically a day of the year such as the third of May. Arbitrary recurring dates are not supported by this datatype. The value space of gMonthDay is the set of calendar dates, as defined in Section 3 of [ISO 8601]. Specifically, it is a set of one-day long, annually periodic instances.</xs:documentation>
  </xs:annotation>
  <xs:simpleContent>
    <xs:extension base="xs:gMonthDay">
      <xs:attributeGroup ref="structures:SimpleObjectAttributeGroup"/>
    </xs:extension>
  </xs:simpleContent>
</xs:complexType>