Interface > Working with Data Exchange Formats > CATIA > Importing and Exporting to CATIA V4 > Entities Supported for Import
  
Entities Supported for Import
You can import the following CATIA V4 entities:
Faces
Surfaces
2D entities (lines, circles, curves, and so on)
Model edges
Composite curves
Points
3-axis entities (imported as coordinate systems)
Datum planes
Layers
Layer filters