ArcGIS Pro 2.7 API Reference Guide
SpatialReferences Class
Members 

ArcGIS.Core.Geometry Namespace : SpatialReferences Class
Contains some common spatial references.
Object Model
SpatialReferences ClassSpatialReference ClassSpatialReference Class
Syntax
public static class SpatialReferences 
Public MustInherit NotInheritable Class SpatialReferences 
Inheritance Hierarchy

System.Object
   ArcGIS.Core.Geometry.SpatialReferences

Requirements

Target Platforms: Windows 10, Windows 8.1

See Also

Reference

SpatialReferences Members
ArcGIS.Core.Geometry Namespace