diff --git a/scaffoldmaker/meshtypes/meshtype_3d_heart1.py b/scaffoldmaker/meshtypes/meshtype_3d_heart1.py
index 68102422..1fb3ffe7 100644
--- a/scaffoldmaker/meshtypes/meshtype_3d_heart1.py
+++ b/scaffoldmaker/meshtypes/meshtype_3d_heart1.py
@@ -28,9 +28,13 @@ def getParameterSetNames():
         return [
             'Default',
             'Human 1',
+            'Mouse 1',
             'Pig 1',
+            'Rat 1',
             'Unit Human 1',
-            'Unit Pig 1']
+            'Unit Mouse 1',
+            'Unit Pig 1',
+            'Unit Rat 1']
 
     @staticmethod
     def getDefaultOptions(parameterSetName='Default'):
diff --git a/scaffoldmaker/meshtypes/meshtype_3d_heartatria1.py b/scaffoldmaker/meshtypes/meshtype_3d_heartatria1.py
index f49de58e..922c84b9 100644
--- a/scaffoldmaker/meshtypes/meshtype_3d_heartatria1.py
+++ b/scaffoldmaker/meshtypes/meshtype_3d_heartatria1.py
@@ -31,9 +31,13 @@ def getParameterSetNames():
         return [
             'Default',
             'Human 1',
+            'Mouse 1',
             'Pig 1',
+            'Rat 1',
             'Unit Human 1',
-            'Unit Pig 1']
+            'Unit Mouse 1',
+            'Unit Pig 1',
+            'Unit Rat 1']
 
     @staticmethod
     def getDefaultOptions(parameterSetName='Default'):
@@ -87,6 +91,18 @@ def getDefaultOptions(parameterSetName='Default'):
         if 'Human' in parameterSetName:
             if 'Unit' not in parameterSetName:
                 options['Unit scale'] = 80.0
+        elif 'Mouse' in parameterSetName:
+            if 'Unit' not in parameterSetName:
+                options['Unit scale'] = 5.0
+            options['Number of left pulmonary veins'] = 1
+            options['Left pulmonary vein angle up degrees'] = 30.0
+            options['Left pulmonary vein inner diameter'] = 0.16
+            options['Left pulmonary vein wall thickness'] = 0.011
+            options['Right pulmonary vein angle up degrees'] = 10.0
+            options['Right pulmonary vein inner diameter'] = 0.15
+            options['Right pulmonary vein wall thickness'] = 0.011
+            options['Superior vena cava inner diameter'] = 0.17
+            options['Superior vena cava wall thickness'] = 0.012
         elif 'Pig' in parameterSetName:
             if 'Unit' not in parameterSetName:
                 options['Unit scale'] = 80.0
@@ -98,6 +114,18 @@ def getDefaultOptions(parameterSetName='Default'):
             options['Right pulmonary vein wall thickness'] = 0.011
             options['Inferior vena cava angle left degrees'] = 50.0
             options['Superior vena cava angle up degrees'] = 30.0
+        elif 'Rat' in parameterSetName:
+            if 'Unit' not in parameterSetName:
+                options['Unit scale'] = 12.0
+            options['Number of left pulmonary veins'] = 1
+            options['Left pulmonary vein angle up degrees'] = 30.0
+            options['Left pulmonary vein inner diameter'] = 0.16
+            options['Left pulmonary vein wall thickness'] = 0.011
+            options['Right pulmonary vein angle up degrees'] = 10.0
+            options['Right pulmonary vein inner diameter'] = 0.15
+            options['Right pulmonary vein wall thickness'] = 0.011
+            options['Superior vena cava inner diameter'] = 0.17
+            options['Superior vena cava wall thickness'] = 0.012
         return options
 
     @staticmethod
diff --git a/scaffoldmaker/meshtypes/meshtype_3d_heartventricles1.py b/scaffoldmaker/meshtypes/meshtype_3d_heartventricles1.py
index cec2b386..63b0b45b 100644
--- a/scaffoldmaker/meshtypes/meshtype_3d_heartventricles1.py
+++ b/scaffoldmaker/meshtypes/meshtype_3d_heartventricles1.py
@@ -33,9 +33,13 @@ def getParameterSetNames():
         return [
             'Default',
             'Human 1',
+            'Mouse 1',
             'Pig 1',
+            'Rat 1',
             'Unit Human 1',
-            'Unit Pig 1']
+            'Unit Mouse 1',
+            'Unit Pig 1',
+            'Unit Rat 1']
 
     @staticmethod
     def getDefaultOptions(parameterSetName='Default'):
@@ -70,6 +74,11 @@ def getDefaultOptions(parameterSetName='Default'):
             if 'Unit' not in parameterSetName:
                 options['Unit scale'] = 80.0
             options['LV outer height'] = 0.9
+        elif 'Mouse' in parameterSetName:
+            if 'Unit' not in parameterSetName:
+                options['Unit scale'] = 5.0
+            options['LV apex thickness'] = 0.08
+            options['RV width'] = 0.35
         elif 'Pig' in parameterSetName:
             options['Number of elements up LV apex'] = 2
             options['Number of elements up RV'] = 3
@@ -81,6 +90,12 @@ def getDefaultOptions(parameterSetName='Default'):
             options['RV inner height fraction'] = 0.65
             options['RV width growth factor'] = 0.65
             options['Ventricular septum thickness'] = 0.12
+        elif 'Rat' in parameterSetName:
+            if 'Unit' not in parameterSetName:
+                options['Unit scale'] = 12.0
+            options['LV outer height'] = 0.9
+            options['LV apex thickness'] = 0.08
+            options['RV width'] = 0.35
         return options
 
     @staticmethod
diff --git a/scaffoldmaker/meshtypes/meshtype_3d_heartventriclesbase1.py b/scaffoldmaker/meshtypes/meshtype_3d_heartventriclesbase1.py
index c5125445..02673916 100644
--- a/scaffoldmaker/meshtypes/meshtype_3d_heartventriclesbase1.py
+++ b/scaffoldmaker/meshtypes/meshtype_3d_heartventriclesbase1.py
@@ -38,9 +38,13 @@ def getParameterSetNames():
         return [
             'Default',
             'Human 1',
+            'Mouse 1',
             'Pig 1',
+            'Rat 1',
             'Unit Human 1',
-            'Unit Pig 1']
+            'Unit Mouse 1',
+            'Unit Pig 1',
+            'Unit Rat 1']
 
     @staticmethod
     def getDefaultOptions(parameterSetName='Default'):
@@ -76,8 +80,12 @@ def getDefaultOptions(parameterSetName='Default'):
         options['Ventricles translation y'] = -0.2
         if 'Human' in parameterSetName:
             pass
+        elif 'Mouse' in parameterSetName:
+            options['LV outer height'] = 1.0
         elif 'Pig' in parameterSetName:
             options['RV outlet left incline degrees'] = 10.0
+        elif 'Rat' in parameterSetName:
+            pass
         return options
 
     @staticmethod