diff --git a/src/Types/Scalar.php b/src/PseudoTypes/Scalar.php
similarity index 54%
rename from src/Types/Scalar.php
rename to src/PseudoTypes/Scalar.php
index 80241c21..127ef238 100644
--- a/src/Types/Scalar.php
+++ b/src/PseudoTypes/Scalar.php
@@ -11,17 +11,28 @@
  * @link      http://phpdoc.org
  */
 
-namespace phpDocumentor\Reflection\Types;
+namespace phpDocumentor\Reflection\PseudoTypes;
 
+use phpDocumentor\Reflection\PseudoType;
 use phpDocumentor\Reflection\Type;
+use phpDocumentor\Reflection\Types\Boolean;
+use phpDocumentor\Reflection\Types\Compound;
+use phpDocumentor\Reflection\Types\Float_;
+use phpDocumentor\Reflection\Types\Integer;
+use phpDocumentor\Reflection\Types\String_;
 
 /**
  * Value Object representing the 'scalar' pseudo-type, which is either a string, integer, float or boolean.
  *
  * @psalm-immutable
  */
-final class Scalar implements Type
+final class Scalar implements PseudoType
 {
+    public function underlyingType(): Type
+    {
+        return new Compound([new String_(), new Integer(), new Float_(), new Boolean()]);
+    }
+
     /**
      * Returns a rendered output of the Type as it would be used in a DocBlock.
      */
diff --git a/src/TypeResolver.php b/src/TypeResolver.php
index 79a2ba37..f7ab9bd6 100644
--- a/src/TypeResolver.php
+++ b/src/TypeResolver.php
@@ -50,6 +50,7 @@
 use phpDocumentor\Reflection\PseudoTypes\ObjectShapeItem;
 use phpDocumentor\Reflection\PseudoTypes\OffsetAccess;
 use phpDocumentor\Reflection\PseudoTypes\PositiveInteger;
+use phpDocumentor\Reflection\PseudoTypes\Scalar;
 use phpDocumentor\Reflection\PseudoTypes\StringValue;
 use phpDocumentor\Reflection\PseudoTypes\TraitString;
 use phpDocumentor\Reflection\PseudoTypes\True_;
@@ -73,7 +74,6 @@
 use phpDocumentor\Reflection\Types\Object_;
 use phpDocumentor\Reflection\Types\Parent_;
 use phpDocumentor\Reflection\Types\Resource_;
-use phpDocumentor\Reflection\Types\Scalar;
 use phpDocumentor\Reflection\Types\Self_;
 use phpDocumentor\Reflection\Types\Static_;
 use phpDocumentor\Reflection\Types\String_;
diff --git a/src/Types/Intersection.php b/src/Types/Intersection.php
index ced37b62..80ac822d 100644
--- a/src/Types/Intersection.php
+++ b/src/Types/Intersection.php
@@ -15,7 +15,7 @@
 use phpDocumentor\Reflection\Type;
 
 /**
- * Value Object representing a Compound Type.
+ * Value Object representing a Intersection Type.
  *
  * A Intersection Type is not so much a special keyword or object reference but is a series of Types that are separated
  * using an AND operator (`&`). This combination of types signifies that whatever is associated with this Intersection
diff --git a/tests/unit/PseudoTypes/ScalarTest.php b/tests/unit/PseudoTypes/ScalarTest.php
new file mode 100644
index 00000000..b0eef6c9
--- /dev/null
+++ b/tests/unit/PseudoTypes/ScalarTest.php
@@ -0,0 +1,39 @@
+<?php
+
+declare(strict_types=1);
+
+/**
+ * This file is part of phpDocumentor.
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ *
+ * @link      http://phpdoc.org
+ */
+
+namespace phpDocumentor\Reflection\PseudoTypes;
+
+use phpDocumentor\Reflection\Types\Boolean;
+use phpDocumentor\Reflection\Types\Compound;
+use phpDocumentor\Reflection\Types\Float_;
+use phpDocumentor\Reflection\Types\Integer;
+use phpDocumentor\Reflection\Types\String_;
+use PHPUnit\Framework\TestCase;
+
+final class ScalarTest extends TestCase
+{
+    public function testCreate(): void
+    {
+        $type = new Scalar();
+
+        $expectedUnderlyingType = new Compound([new String_(), new Integer(), new Float_(), new Boolean()]);
+        $this->assertEquals($expectedUnderlyingType, $type->underlyingType());
+    }
+
+    public function testToString(): void
+    {
+        $type = new Scalar();
+
+        $this->assertSame('scalar', (string) $type);
+    }
+}
diff --git a/tests/unit/TypeResolverTest.php b/tests/unit/TypeResolverTest.php
index 4cd94f4a..6e3b17af 100644
--- a/tests/unit/TypeResolverTest.php
+++ b/tests/unit/TypeResolverTest.php
@@ -50,6 +50,7 @@
 use phpDocumentor\Reflection\PseudoTypes\ObjectShapeItem;
 use phpDocumentor\Reflection\PseudoTypes\OffsetAccess;
 use phpDocumentor\Reflection\PseudoTypes\PositiveInteger;
+use phpDocumentor\Reflection\PseudoTypes\Scalar;
 use phpDocumentor\Reflection\PseudoTypes\StringValue;
 use phpDocumentor\Reflection\PseudoTypes\TraitString;
 use phpDocumentor\Reflection\PseudoTypes\True_;
@@ -72,7 +73,6 @@
 use phpDocumentor\Reflection\Types\Object_;
 use phpDocumentor\Reflection\Types\Parent_;
 use phpDocumentor\Reflection\Types\Resource_;
-use phpDocumentor\Reflection\Types\Scalar;
 use phpDocumentor\Reflection\Types\Self_;
 use phpDocumentor\Reflection\Types\Static_;
 use phpDocumentor\Reflection\Types\String_;
diff --git a/tests/unit/Types/ScalarTest.php b/tests/unit/Types/ScalarTest.php
deleted file mode 100644
index aacd94da..00000000
--- a/tests/unit/Types/ScalarTest.php
+++ /dev/null
@@ -1,26 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-/**
- * This file is part of phpDocumentor.
- *
- * For the full copyright and license information, please view the LICENSE
- * file that was distributed with this source code.
- *
- * @link      http://phpdoc.org
- */
-
-namespace phpDocumentor\Reflection\Types;
-
-use PHPUnit\Framework\TestCase;
-
-final class ScalarTest extends TestCase
-{
-    public function testToString(): void
-    {
-        $type = new Scalar();
-
-        $this->assertSame('scalar', (string) $type);
-    }
-}