St. Stephen (Ferro) - EPSG:8043

WKT

GEOGCS["St._Stephen(Ferro)", 
	DATUM["St._Stephen_(Ferro)", 
		SPHEROID["Zach_1812", 6376045.0, 310.0]], 
	PRIMEM["Ferro", -17.66666666666667], 
	UNIT["Degree", 0.0174532925199433]]

WKT2

GEOGCRS["St._Stephen(Ferro)", 
	DATUM["St._Stephen_(Ferro)", 
		ELLIPSOID["Zach_1812", 6376045.0, 310.0]], 
	PRIMEM["Ferro", -17.66666666666667, 
		ANGLEUNIT["Degree", 0.0174532925199433]], 
	CS[ellipsoidal, 2], 
	AXIS["Latitude (lat)", north, 
		ORDER[1]], 
	AXIS["Longitude (lon)", east, 
		ORDER[2]], 
	ANGLEUNIT["Degree", 0.0174532925199433], 
	ID["EPSG", "8043"]]

Data from @esri/proj-codes

{
  "wkid": 8043,
  "latestWkid": 8043,
  "macro": "PE_GCS_ST_STEPHEN_FERRO",
  "name": "St._Stephen(Ferro)",
  "wkt": "GEOGCS[\"St._Stephen(Ferro)\",DATUM[\"St._Stephen_(Ferro)\",SPHEROID[\"Zach_1812\",6376045.0,310.0]],PRIMEM[\"Ferro\",-17.66666666666667],UNIT[\"Degree\",0.0174532925199433]]",
  "wkt2": "GEOGCRS[\"St._Stephen(Ferro)\",DATUM[\"St._Stephen_(Ferro)\",ELLIPSOID[\"Zach_1812\",6376045.0,310.0]],PRIMEM[\"Ferro\",-17.66666666666667,ANGLEUNIT[\"Degree\",0.0174532925199433]],CS[ellipsoidal,2],AXIS[\"Latitude (lat)\",north,ORDER[1]],AXIS[\"Longitude (lon)\",east,ORDER[2]],ANGLEUNIT[\"Degree\",0.0174532925199433],ID[\"EPSG\",\"8043\"]]",
  "description": "St. Stephen (Ferro)",
  "authority": "EPSG",
  "version": "9.1(10.6.0)",
  "deprecated": "no",
  "areaname": "Europe - Lower Austria and Moravia",
  "extent": {
    "slat": 47.42,
    "nlat": 50.45,
    "llon": 14.41,
    "rlon": 18.86
  }
}