diff --git a/lib/task/taxonomy/taxonomyPurgeTask.class.php b/lib/task/taxonomy/taxonomyPurgeTask.class.php
new file mode 100644
index 0000000000..ec967f4067
--- /dev/null
+++ b/lib/task/taxonomy/taxonomyPurgeTask.class.php
@@ -0,0 +1,149 @@
+<?php
+
+/*
+ * This file is part of the Access to Memory (AtoM) software.
+ *
+ * Access to Memory (AtoM) is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * Access to Memory (AtoM) is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with Access to Memory (AtoM).  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+/**
+ * Purge taxonomy of terms.
+ *
+ * @author  Mike Cantelon <mike@artefactual.com>
+ */
+class taxonomyPurgeTask extends arBaseTask
+{
+    /**
+     * @see sfTask
+     *
+     * @param mixed $arguments
+     * @param mixed $options
+     */
+    public function execute($arguments = [], $options = [])
+    {
+        parent::execute($arguments, $options);
+
+        // Determine ID of taxonomy to purge
+        $taxonomyId = $this->determineTaxonomyId($options);
+
+        // Prevent purging of taxonomies that aren't editable
+        if (in_array($taxonomyId, QubitTaxonomy::$lockedTaxonomies)) {
+            throw new sfException('Taxonomy is not editable.');
+        }
+
+        // Fetch terms in taxonomy
+        $criteria = new Criteria();
+        $criteria->add(QubitTerm::TAXONOMY_ID, $taxonomyId);
+
+        // Delete terms, maintaining count of deleted terms
+        $termCount = 0;
+        foreach (QubitTerm::get($criteria) as $term) {
+            $this->log(
+                sprintf('Deleting "%s" (ID %d)...', $term->getName(['sourceCulture' => true]), $term->id)
+            );
+
+            $term->delete();
+
+            ++$termCount;
+        }
+
+        $this->log(sprintf('Done: deleted %d terms.', $termCount));
+    }
+
+    /**
+     * @see sfBaseTask
+     */
+    protected function configure()
+    {
+        $this->addOptions([
+            new sfCommandOption(
+                'application',
+                null,
+                sfCommandOption::PARAMETER_OPTIONAL,
+                'The application name',
+                'qubit'
+            ),
+            new sfCommandOption(
+                'env',
+                null,
+                sfCommandOption::PARAMETER_REQUIRED,
+                'The environment',
+                'cli'
+            ),
+            new sfCommandOption(
+                'connection',
+                null,
+                sfCommandOption::PARAMETER_REQUIRED,
+                'The connection name',
+                'propel'
+            ),
+
+            new sfCommandOption(
+                'taxonomy-id',
+                null,
+                sfCommandOption::PARAMETER_OPTIONAL,
+                'ID of taxonomy'
+            ),
+            new sfCommandOption(
+                'taxonomy-name',
+                null,
+                sfCommandOption::PARAMETER_OPTIONAL,
+                'Name of taxonomy'
+            ),
+            new sfCommandOption(
+                'taxonomy-name-culture',
+                null,
+                sfCommandOption::PARAMETER_OPTIONAL,
+                'Culture to use for taxonomy name lookup'
+            ),
+        ]);
+
+        $this->namespace = 'taxonomy';
+        $this->name = 'purge';
+        $this->briefDescription = 'Purge taxonomy.';
+        $this->detailedDescription = <<<'EOF'
+Purge taxonomiy of terms.
+EOF;
+    }
+
+    private function determineTaxonomyId($options)
+    {
+        if (ctype_digit($options['taxonomy-id'])) {
+            $criteria = new Criteria();
+            $criteria->add(QubitTaxonomy::ID, $options['taxonomy-id']);
+
+            if (null === QubitTaxonomy::getOne($criteria)) {
+                throw new sfException('Invalid taxonomy-id.');
+            }
+
+            return $options['taxonomy-id'];
+        }
+        if (isset($options['taxonomy-name'])) {
+            $culture = (isset($options['taxonomy-name-culture'])) ? $options['taxonomy-name-culture'] : 'en';
+
+            $criteria = new Criteria();
+
+            $criteria->add(QubitTaxonomyI18n::NAME, $options['taxonomy-name']);
+            $criteria->add(QubitTaxonomyI18n::CULTURE, $culture);
+
+            if (null === $taxonomy = QubitTaxonomyI18n::getOne($criteria)) {
+                throw new sfException('Invalid taxonomy-name and/or taxonomy-name-culture.');
+            }
+
+            return $taxonomy->id;
+        }
+
+        throw new sfException('Either the taxonomy-id or taxonomy-name must be used to specifiy a taxonomy.');
+    }
+}