diff --git a/components/nif/extra.cpp b/components/nif/extra.cpp
index 1fc24e5f89..2d222f5a54 100644
--- a/components/nif/extra.cpp
+++ b/components/nif/extra.cpp
@@ -162,4 +162,50 @@ namespace Nif
         nif->getSizedStrings(mPointNames, nif->get<uint32_t>());
     }
 
+    void BSPackedGeomDataCombined::read(NIFStream* nif)
+    {
+        nif->read(mGrayscaleToPaletteScale);
+        nif->read(mTransform);
+        nif->read(mBoundingSphere);
+    }
+
+    void BSPackedGeomObject::read(NIFStream* nif)
+    {
+        nif->read(mFileHash);
+        nif->read(mDataOffset);
+    }
+
+    void BSPackedSharedGeomData::read(NIFStream* nif)
+    {
+        nif->read(mNumVertices);
+        nif->read(mLODLevels);
+        nif->read(mLOD0TriCount);
+        nif->read(mLOD0TriOffset);
+        nif->read(mLOD1TriCount);
+        nif->read(mLOD1TriOffset);
+        nif->read(mLOD2TriCount);
+        nif->read(mLOD2TriOffset);
+        mCombined.resize(nif->get<uint32_t>());
+        for (BSPackedGeomDataCombined& data : mCombined)
+            data.read(nif);
+        mVertexDesc.read(nif);
+    }
+
+    void BSPackedCombinedSharedGeomDataExtra::read(NIFStream* nif)
+    {
+        NiExtraData::read(nif);
+
+        mVertexDesc.read(nif);
+        nif->read(mNumVertices);
+        nif->read(mNumTriangles);
+        nif->read(mFlags1);
+        nif->read(mFlags2);
+        mObjects.resize(nif->get<uint32_t>());
+        for (BSPackedGeomObject& object : mObjects)
+            object.read(nif);
+        mObjectData.resize(mObjects.size());
+        for (BSPackedSharedGeomData& objectData : mObjectData)
+            objectData.read(nif);
+    }
+
 }
diff --git a/components/nif/extra.hpp b/components/nif/extra.hpp
index 0808e91b16..1efa4ae7bb 100644
--- a/components/nif/extra.hpp
+++ b/components/nif/extra.hpp
@@ -2,6 +2,7 @@
 #define OPENMW_COMPONENTS_NIF_EXTRA_HPP
 
 #include "base.hpp"
+#include "node.hpp"
 
 namespace Nif
 {
@@ -199,5 +200,51 @@ namespace Nif
         };
     };
 
+    struct BSPackedGeomDataCombined
+    {
+        float mGrayscaleToPaletteScale;
+        NiTransform mTransform;
+        osg::BoundingSpheref mBoundingSphere;
+
+        void read(NIFStream* nif);
+    };
+
+    struct BSPackedGeomObject
+    {
+        uint32_t mFileHash;
+        uint32_t mDataOffset;
+
+        void read(NIFStream* nif);
+    };
+
+    struct BSPackedSharedGeomData
+    {
+        uint32_t mNumVertices;
+        uint32_t mLODLevels;
+        uint32_t mLOD0TriCount;
+        uint32_t mLOD0TriOffset;
+        uint32_t mLOD1TriCount;
+        uint32_t mLOD1TriOffset;
+        uint32_t mLOD2TriCount;
+        uint32_t mLOD2TriOffset;
+        std::vector<BSPackedGeomDataCombined> mCombined;
+        BSVertexDesc mVertexDesc;
+
+        void read(NIFStream* nif);
+    };
+
+    struct BSPackedCombinedSharedGeomDataExtra : NiExtraData
+    {
+        BSVertexDesc mVertexDesc;
+        uint32_t mNumVertices;
+        uint32_t mNumTriangles;
+        uint32_t mFlags1;
+        uint32_t mFlags2;
+        std::vector<BSPackedGeomObject> mObjects;
+        std::vector<BSPackedSharedGeomData> mObjectData;
+
+        void read(NIFStream* nif) override;
+    };
+
 }
 #endif
diff --git a/components/nif/niffile.cpp b/components/nif/niffile.cpp
index 89559a9149..35a9eee787 100644
--- a/components/nif/niffile.cpp
+++ b/components/nif/niffile.cpp
@@ -156,6 +156,8 @@ namespace Nif
                 &construct<BSEffectShaderPropertyColorController, RC_BSLightingShaderPropertyColorController> },
             { "BSLightingShaderPropertyFloatController",
                 &construct<BSEffectShaderPropertyFloatController, RC_BSLightingShaderPropertyFloatController> },
+            { "BSLightingShaderPropertyUShortController",
+                &construct<BSEffectShaderPropertyFloatController, RC_BSLightingShaderPropertyUShortController> },
             { "bhkBlendController", &construct<bhkBlendController, RC_bhkBlendController> },
             { "NiBSBoneLODController", &construct<NiBoneLODController, RC_NiBoneLODController> },
             { "NiLightRadiusController", &construct<NiFloatInterpController, RC_NiLightRadiusController> },
@@ -254,6 +256,8 @@ namespace Nif
             { "BSDistantObjectLargeRefExtraData",
                 &construct<BSDistantObjectLargeRefExtraData, RC_BSDistantObjectLargeRefExtraData> },
             { "BSEyeCenterExtraData", &construct<BSEyeCenterExtraData, RC_BSEyeCenterExtraData> },
+            { "BSPackedCombinedSharedGeomDataExtra",
+                &construct<BSPackedCombinedSharedGeomDataExtra, RC_BSPackedCombinedSharedGeomDataExtra> },
             { "BSPositionData", &construct<BSPositionData, RC_BSPositionData> },
             { "BSWArray", &construct<BSWArray, RC_BSWArray> },
             { "BSXFlags", &construct<NiIntegerExtraData, RC_BSXFlags> },
@@ -280,6 +284,7 @@ namespace Nif
             { "BSLODTriShape", &construct<BSLODTriShape, RC_BSLODTriShape> },
             { "BSMeshLODTriShape", &construct<BSMeshLODTriShape, RC_BSMeshLODTriShape> },
             { "BSSegmentedTriShape", &construct<BSSegmentedTriShape, RC_BSSegmentedTriShape> },
+            { "BSSubIndexTriShape", &construct<BSSubIndexTriShape, RC_BSSubIndexTriShape> },
 
             // PARTICLES
 
diff --git a/components/nif/node.cpp b/components/nif/node.cpp
index 8f5443b28e..28cd2cdbfe 100644
--- a/components/nif/node.cpp
+++ b/components/nif/node.cpp
@@ -218,17 +218,20 @@ namespace Nif
         }
     }
 
+    void BSSegmentedTriShape::SegmentData::read(NIFStream* nif)
+    {
+        nif->read(mFlags);
+        nif->read(mStartIndex);
+        nif->read(mNumTriangles);
+    }
+
     void BSSegmentedTriShape::read(NIFStream* nif)
     {
         NiTriShape::read(nif);
 
         mSegments.resize(nif->get<uint32_t>());
         for (SegmentData& segment : mSegments)
-        {
-            nif->read(segment.mFlags);
-            nif->read(segment.mStartIndex);
-            nif->read(segment.mNumTriangles);
-        }
+            segment.read(nif);
     }
 
     void BSLODTriShape::read(NIFStream* nif)
@@ -447,6 +450,68 @@ namespace Nif
         nif->readArray(mLOD);
     }
 
+    void BSSubIndexTriShape::SubSegment::read(NIFStream* nif)
+    {
+        nif->read(mStartIndex);
+        nif->read(mNumPrimitives);
+        nif->read(mArrayIndex);
+        nif->skip(4); // Unknown
+    }
+
+    void BSSubIndexTriShape::Segment::read(NIFStream* nif)
+    {
+        nif->read(mStartIndex);
+        nif->read(mNumPrimitives);
+        nif->read(mParentArrayIndex);
+        mSubSegments.resize(nif->get<uint32_t>());
+        for (SubSegment& subsegment : mSubSegments)
+            subsegment.read(nif);
+    }
+
+    void BSSubIndexTriShape::SubSegmentDataRecord::read(NIFStream* nif)
+    {
+        nif->read(mUserSlotID);
+        nif->read(mMaterial);
+        nif->readVector(mExtraData, nif->get<uint32_t>());
+    }
+
+    void BSSubIndexTriShape::SubSegmentData::read(NIFStream* nif)
+    {
+        uint32_t numArrayIndices;
+        nif->read(numArrayIndices);
+        mDataRecords.resize(nif->get<uint32_t>());
+        nif->readVector(mArrayIndices, numArrayIndices);
+        for (SubSegmentDataRecord& dataRecord : mDataRecords)
+            dataRecord.read(nif);
+        mSSFFile = nif->getSizedString(nif->get<uint16_t>());
+    }
+
+    void BSSubIndexTriShape::Segmentation::read(NIFStream* nif)
+    {
+        nif->read(mNumPrimitives);
+        mSegments.resize(nif->get<uint32_t>());
+        nif->read(mNumTotalSegments);
+        for (Segment& segment : mSegments)
+            segment.read(nif);
+
+        if (mSegments.size() < mNumTotalSegments)
+            mSubSegmentData.read(nif);
+    }
+
+    void BSSubIndexTriShape::read(NIFStream* nif)
+    {
+        BSTriShape::read(nif);
+
+        if (nif->getBethVersion() == NIFFile::BethVersion::BETHVER_SSE)
+        {
+            mSegments.resize(nif->get<uint32_t>());
+            for (BSSegmentedTriShape::SegmentData& segment : mSegments)
+                segment.read(nif);
+        }
+        else if (nif->getBethVersion() >= NIFFile::BethVersion::BETHVER_FO4 && mDataSize > 0)
+            mSegmentation.read(nif);
+    }
+
     void BSVertexDesc::read(NIFStream* nif)
     {
         uint64_t data;
diff --git a/components/nif/node.hpp b/components/nif/node.hpp
index e873fc27dc..0aaad40ed4 100644
--- a/components/nif/node.hpp
+++ b/components/nif/node.hpp
@@ -164,6 +164,8 @@ namespace Nif
             uint8_t mFlags;
             uint32_t mStartIndex;
             uint32_t mNumTriangles;
+
+            void read(NIFStream* nif);
         };
 
         std::vector<SegmentData> mSegments;
@@ -396,6 +398,61 @@ namespace Nif
         void read(NIFStream* nif) override;
     };
 
+    struct BSSubIndexTriShape : BSTriShape
+    {
+        struct SubSegment
+        {
+            uint32_t mStartIndex;
+            uint32_t mNumPrimitives;
+            uint32_t mArrayIndex;
+
+            void read(NIFStream* nif);
+        };
+
+        struct Segment
+        {
+            uint32_t mStartIndex;
+            uint32_t mNumPrimitives;
+            uint32_t mParentArrayIndex;
+            std::vector<SubSegment> mSubSegments;
+
+            void read(NIFStream* nif);
+        };
+
+        struct SubSegmentDataRecord
+        {
+            uint32_t mUserSlotID;
+            uint32_t mMaterial;
+            std::vector<float> mExtraData;
+
+            void read(NIFStream* nif);
+        };
+
+        struct SubSegmentData
+        {
+            std::vector<uint32_t> mArrayIndices;
+            std::vector<SubSegmentDataRecord> mDataRecords;
+            std::string mSSFFile;
+
+            void read(NIFStream* nif);
+        };
+
+        struct Segmentation
+        {
+            uint32_t mNumPrimitives;
+            uint32_t mNumTotalSegments;
+            std::vector<Segment> mSegments;
+            SubSegmentData mSubSegmentData;
+
+            void read(NIFStream* nif);
+        };
+
+        std::vector<BSSegmentedTriShape::SegmentData> mSegments; // SSE
+        Segmentation mSegmentation; // FO4
+
+        void read(NIFStream* nif) override;
+    };
+
     struct BSValueNode : NiNode
     {
         enum Flags
diff --git a/components/nif/record.hpp b/components/nif/record.hpp
index a06dcfe2a9..79958b361d 100644
--- a/components/nif/record.hpp
+++ b/components/nif/record.hpp
@@ -98,6 +98,7 @@ namespace Nif
         RC_BSLightingShaderProperty,
         RC_BSLightingShaderPropertyColorController,
         RC_BSLightingShaderPropertyFloatController,
+        RC_BSLightingShaderPropertyUShortController,
         RC_BSLODTriShape,
         RC_BSMaterialEmittanceMultController,
         RC_BSMeshLODTriShape,
@@ -107,6 +108,7 @@ namespace Nif
         RC_BSMultiBoundSphere,
         RC_BSNiAlphaPropertyTestRefController,
         RC_BSPackedAdditionalGeometryData,
+        RC_BSPackedCombinedSharedGeomDataExtra,
         RC_BSParentVelocityModifier,
         RC_BSPositionData,
         RC_BSProceduralLightningController,
@@ -132,6 +134,7 @@ namespace Nif
         RC_BSSkinBoneData,
         RC_BSSkinInstance,
         RC_BSSkyShaderProperty,
+        RC_BSSubIndexTriShape,
         RC_BSTriShape,
         RC_BSWArray,
         RC_BSWaterShaderProperty,
diff --git a/components/nifosg/nifloader.cpp b/components/nifosg/nifloader.cpp
index fdf51486ed..3b8c47e071 100644
--- a/components/nifosg/nifloader.cpp
+++ b/components/nifosg/nifloader.cpp
@@ -109,6 +109,7 @@ namespace
             case Nif::RC_BSTriShape:
             case Nif::RC_BSDynamicTriShape:
             case Nif::RC_BSMeshLODTriShape:
+            case Nif::RC_BSSubIndexTriShape:
                 return true;
         }
         return false;