diff --git a/src/importer/class-tainacan-csv.php b/src/importer/class-tainacan-csv.php
index 88ee4268f..95fce4694 100644
--- a/src/importer/class-tainacan-csv.php
+++ b/src/importer/class-tainacan-csv.php
@@ -146,7 +146,7 @@ class CSV extends Importer {
         }
         
         foreach ( $collection_definition['mapping'] as $metadatum_id => $header) {
-            $metadatum = new \Tainacan\Entities\Metadatum($metadatum_id);
+
 
             foreach ( $headers as $indexRaw => $headerRaw ) {
                if( $headerRaw === $header ){
@@ -159,6 +159,12 @@ class CSV extends Importer {
 
             $valueToInsert = $this->handle_encoding( $values[ $column ] );
 
+            if( !is_numeric($metadatum_id) ){
+                $metadatum = $this->create_metadata( $metadatum_id, $collection_definition['id']);
+            } else {
+                $metadatum = new \Tainacan\Entities\Metadatum($metadatum_id);
+            }
+
             $processedItem[ $header ] = ( $metadatum->is_multiple() ) ? 
                 explode( $this->get_option('multivalued_delimiter'), $valueToInsert) : $valueToInsert;
         }
diff --git a/src/importer/class-tainacan-importer.php b/src/importer/class-tainacan-importer.php
index bd39a9e07..7f9183cce 100644
--- a/src/importer/class-tainacan-importer.php
+++ b/src/importer/class-tainacan-importer.php
@@ -900,4 +900,65 @@ abstract class Importer {
 		
 		
     }
+
+    /**
+     * @param $metadata_description
+     * @param $collection_id
+     * @return bool
+     * @throws \Exception
+     */
+    protected function create_metadata( $metadata_description, $collection_id){
+        $taxonomy_repo = \Repositories\Taxonomy::get_instance();
+        $metadata_repo = \Repositories\Metadata::get_instance();
+
+        $properties =  array_filter( explode('|', $metadata_description) );
+
+        if( !$properties || count($properties) < 2 ){
+            return false;
+        }
+
+        $name = $properties[0];
+        $type = $properties[1];
+
+        $newMetadatum = new Entities\Metadatum();
+        $newMetadatum->set_name($name);
+
+        $type = ucfirst($type);
+        $newMetadatum->set_metadata_type('Tainacan\Metadata_Types\\'.$type);
+        $newMetadatum->set_collection_id( (isset($collection_id)) ? $collection_id : 'default');
+        $newMetadatum->set_status('publish');
+
+        if( strcmp($type, "Taxonomy") === 0 ){
+            $taxonomy = new Entities\Taxonomy();
+            $taxonomy->set_name($name);
+            $taxonomy->set_allow_insert('yes');
+
+            if($taxonomy->validate()){
+                $inserted_tax = $taxonomy_repo->insert( $taxonomy );
+                $newMetadatum->set_metadata_type_options(['taxonomy_id' => $inserted_tax->get_id()]);
+            }
+
+        }
+
+        /*Properties of metadatum*/
+        if( isset($properties[2]) && $properties[2] === 'required'){
+            $newMetadatum->set_required(true);
+        }
+
+        if( isset($properties[3]) && $properties[3] === 'multiple' ){
+            $newMetadatum->set_multiple('yes');
+        }
+
+
+        if($newMetadatum->validate()){
+            $inserted_metadata = $metadata_repo->insert( $newMetadatum );
+
+            $this->add_log('Metadata created: ' . $inserted_metadata->get_name());
+            return $inserted_metadata;
+        } else{
+            $this->add_log('Error creating metadata ' . $name . ' in collection ' . $collection_id);
+            $this->add_log($newMetadatum->get_errors());
+            return false;
+        }
+    }
 }
\ No newline at end of file
diff --git a/tests/test-importer.php b/tests/test-importer.php
index 6eb3d1485..db4895dec 100644
--- a/tests/test-importer.php
+++ b/tests/test-importer.php
@@ -381,7 +381,7 @@ class ImporterTests extends TAINACAN_UnitTestCase {
 		$this->assertEquals(false, $_SESSION['tainacan_importer'][$id]->run(), '5 items and return false because its finished');
 		$this->assertEquals(false, $_SESSION['tainacan_importer'][$id]->run(), 'if call run again after finish, do nothing');
 
-        $items = $Tainacan_Items->fetch( ['orderby' => 'date'], $collection, 'OBJECT' );
+        $items = $Tainacan_Items->fetch( ['order'=> 'ASC','orderby' => 'date'], $collection, 'OBJECT' );
 
         foreach ( $items as $index => $item ) {
             $singleItemMetadata = new Entities\Item_Metadata_Entity( $item, $metadata_taxonomy ); 
@@ -525,7 +525,7 @@ class ImporterTests extends TAINACAN_UnitTestCase {
             continue;
         }
 
-        $items = $Tainacan_Items->fetch( ['order'=> 'DESC', 'orderby' => 'ID'], $collection, 'OBJECT' );
+        $items = $Tainacan_Items->fetch( ['order'=> 'ASC', 'orderby' => 'ID'], $collection, 'OBJECT' );
 
         $this->assertEquals( $_SESSION['tainacan_importer'][$id]->get_source_number_of_items(), count( $items ) );