all the Biglane families in Ireland on Griffith's were in Kilmacshalgan, two townlands east of Culleens, but it joins with Culleens at the southern tip of both. They are mostly separated by Easky.
Kilmacshalgan Catholic Parish is equivalent to Kilmacshalgan Civil parish and is also known as Dromore West. Nli.ie redirects Kilmacshalgan to Templeboy, Diocese of Killala, and says:
Diocese of Killala | County of Sligo
Variant forms of parish name:
Templeboy and Kilmacshalgan
Dromore West
Kilmacshalgan