Columbia subject headings:
Brachiopoda, Fossil--Scotland--Girvan.
Paleontology--Ordovician.
Paleontology--Scotland--Girvan.
Harvard subject headings:
Brachiopoda, Fossil--Scotland--Girvan (Strathclyde)
Brachiopoda, Fossil--Scotland--Girvan Region.
Paleontology--Ordovician
Paleontology--Scotland--Girvan (Strathclyde)
Paleontology--Scotland--Girvan Region.
Princeton subject headings:
Brachiopoda, Fossil.
Paleontology--Ordovician.
Paleontology--Scotland--Girvan District.