diff --git a/apps/openmw_test_suite/nif/node.hpp b/apps/openmw_test_suite/nif/node.hpp
index 2d82289592..19276059c8 100644
--- a/apps/openmw_test_suite/nif/node.hpp
+++ b/apps/openmw_test_suite/nif/node.hpp
@@ -53,8 +53,8 @@ namespace Nif::Testing
 
     inline void init(NiSkinInstance& value)
     {
-        value.data = NiSkinDataPtr(nullptr);
-        value.root = NodePtr(nullptr);
+        value.mData = NiSkinDataPtr(nullptr);
+        value.mRoot = NodePtr(nullptr);
     }
 
     inline void init(Controller& value)
diff --git a/components/nif/data.cpp b/components/nif/data.cpp
index 1574462892..50501c4104 100644
--- a/components/nif/data.cpp
+++ b/components/nif/data.cpp
@@ -7,43 +7,6 @@
 
 namespace Nif
 {
-    void NiSkinInstance::read(NIFStream* nif)
-    {
-        data.read(nif);
-        if (nif->getVersion() >= NIFStream::generateVersion(10, 1, 0, 101))
-            partitions.read(nif);
-        root.read(nif);
-        readRecordList(nif, bones);
-    }
-
-    void NiSkinInstance::post(Reader& nif)
-    {
-        data.post(nif);
-        partitions.post(nif);
-        root.post(nif);
-        postRecordList(nif, bones);
-
-        if (data.empty() || root.empty())
-            throw Nif::Exception("NiSkinInstance missing root or data", nif.getFilename());
-
-        if (bones.size() != data->bones.size())
-            throw Nif::Exception("Mismatch in NiSkinData bone count", nif.getFilename());
-
-        for (auto& bone : bones)
-        {
-            if (bone.empty())
-                throw Nif::Exception("Oops: Missing bone! Don't know how to handle this.", nif.getFilename());
-            bone->setBone();
-        }
-    }
-
-    void BSDismemberSkinInstance::read(NIFStream* nif)
-    {
-        NiSkinInstance::read(nif);
-        unsigned int numPartitions = nif->getUInt();
-        nif->skip(4 * numPartitions); // Body part information
-    }
-
     void NiGeometryData::read(NIFStream* nif)
     {
         if (nif->getVersion() >= NIFStream::generateVersion(10, 1, 0, 114))
@@ -121,6 +84,7 @@ namespace Nif
     void NiTriBasedGeomData::read(NIFStream* nif)
     {
         NiGeometryData::read(nif);
+
         mNumTriangles = nif->getUShort();
     }
 
@@ -174,6 +138,7 @@ namespace Nif
     void NiLinesData::read(NIFStream* nif)
     {
         NiGeometryData::read(nif);
+
         size_t num = vertices.size();
         std::vector<uint8_t> flags;
         nif->readVector(flags, num);
@@ -326,6 +291,48 @@ namespace Nif
         }
     }
 
+    void NiSkinInstance::read(NIFStream* nif)
+    {
+        mData.read(nif);
+        if (nif->getVersion() >= NIFStream::generateVersion(10, 1, 0, 101))
+            mPartitions.read(nif);
+        mRoot.read(nif);
+        readRecordList(nif, mBones);
+    }
+
+    void NiSkinInstance::post(Reader& nif)
+    {
+        mData.post(nif);
+        mPartitions.post(nif);
+        mRoot.post(nif);
+        postRecordList(nif, mBones);
+
+        if (mData.empty() || mRoot.empty())
+            throw Nif::Exception("NiSkinInstance missing root or data", nif.getFilename());
+
+        if (mBones.size() != mData->bones.size())
+            throw Nif::Exception("Mismatch in NiSkinData bone count", nif.getFilename());
+
+        for (auto& bone : mBones)
+        {
+            if (bone.empty())
+                throw Nif::Exception("Oops: Missing bone! Don't know how to handle this.", nif.getFilename());
+            bone->setBone();
+        }
+    }
+
+    void BSDismemberSkinInstance::read(NIFStream* nif)
+    {
+        NiSkinInstance::read(nif);
+
+        mParts.resize(nif->get<uint32_t>());
+        for (BodyPart& part : mParts)
+        {
+            nif->read(part.mFlags);
+            nif->read(part.mType);
+        }
+    }
+
     void NiSkinData::read(NIFStream* nif)
     {
         trafo.rotation = nif->getMatrix3();
diff --git a/components/nif/data.hpp b/components/nif/data.hpp
index 6f0ca25237..48d2ff0310 100644
--- a/components/nif/data.hpp
+++ b/components/nif/data.hpp
@@ -172,10 +172,10 @@ namespace Nif
 
     struct NiSkinInstance : public Record
     {
-        NiSkinDataPtr data;
-        NiSkinPartitionPtr partitions;
-        NodePtr root;
-        NodeList bones;
+        NiSkinDataPtr mData;
+        NiSkinPartitionPtr mPartitions;
+        NodePtr mRoot;
+        NodeList mBones;
 
         void read(NIFStream* nif) override;
         void post(Reader& nif) override;
@@ -183,6 +183,14 @@ namespace Nif
 
     struct BSDismemberSkinInstance : public NiSkinInstance
     {
+        struct BodyPart
+        {
+            uint16_t mFlags;
+            uint16_t mType;
+        };
+
+        std::vector<BodyPart> mParts;
+
         void read(NIFStream* nif) override;
     };
 
diff --git a/components/nifosg/nifloader.cpp b/components/nifosg/nifloader.cpp
index dde4f261e2..cf2f05a378 100644
--- a/components/nifosg/nifloader.cpp
+++ b/components/nifosg/nifloader.cpp
@@ -1391,14 +1391,14 @@ namespace NifOsg
                 const Nif::NiSkinInstance* skin = niGeometry->skin.getPtr();
                 const Nif::NiSkinData* data = nullptr;
                 const Nif::NiSkinPartition* partitions = nullptr;
-                if (!skin->data.empty())
+                if (!skin->mData.empty())
                 {
-                    data = skin->data.getPtr();
+                    data = skin->mData.getPtr();
                     if (!data->partitions.empty())
                         partitions = data->partitions.getPtr();
                 }
-                if (!partitions && !skin->partitions.empty())
-                    partitions = skin->partitions.getPtr();
+                if (!partitions && !skin->mPartitions.empty())
+                    partitions = skin->mPartitions.getPtr();
 
                 hasPartitions = partitions != nullptr;
                 if (hasPartitions)
@@ -1549,9 +1549,9 @@ namespace NifOsg
             osg::ref_ptr<SceneUtil::RigGeometry::InfluenceMap> map(new SceneUtil::RigGeometry::InfluenceMap);
 
             const Nif::NiSkinInstance* skin = static_cast<const Nif::NiGeometry*>(nifNode)->skin.getPtr();
-            const Nif::NiSkinData* data = skin->data.getPtr();
-            const Nif::NodeList& bones = skin->bones;
-            for (std::size_t i = 0, n = bones.size(); i < n; ++i)
+            const Nif::NiSkinData* data = skin->mData.getPtr();
+            const Nif::NodeList& bones = skin->mBones;
+            for (std::size_t i = 0; i < bones.size(); ++i)
             {
                 std::string boneName = Misc::StringUtils::lowerCase(bones[i].getPtr()->name);