Locality 1. small quarry by Old Mill Pond, Ardmillan, Girvan, Ayrshire (Ordovician of the United Kingdom)

Where: Scotland, United Kingdom (54.5° N, 5.7° W: paleocoordinates 22.3° S, 30.2° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Bellmoor Member (Balclatchie Formation), Harnagian (458.4 - 457.2 Ma)

• multidens zone

• member-level stratigraphic resolution

Environment/lithology: limestone

Size class: macrofossils

Reposited in the BMNH

Primary reference: J. M. Malinky. 2003. Ordovician and Silurian hyoliths and gastropods reassigned from the Hyolitha from the Girvan District, Scotland. Journal of Paleontology 77(4):625-645 [P. Wagner/P. Wagner/P. Wagner]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 72413: authorized by Pete Wagner, entered by Pete Wagner on 03.06.2007

Creative Commons license: CC BY (attribution)

Taxonomic list

Gastropoda
 Euomphalina - Helicotomidae
"Euomphalopterus ordovicus n. sp." = Boucotspira ordovicus2
"Euomphalopterus ordovicus n. sp." = Boucotspira ordovicus2 Longstaff 1924 snail
 Bellerophontida - Plectonotidae
Tetranota carrickensis3 Reed 1921 snail
 Bellerophontida - Pterothecidae
Pterotheca girvanensis4 Reed 1909 snail
Carinaropsis gracilis4 Reed 1921 snail
 Bellerophontida - Sinuitidae
"Sinuites maccallumi" = Strangulites maccallumi3, Sinuites discoides3
"Sinuites maccallumi" = Strangulites maccallumi3 Reed 1921 snail
Sinuites discoides3 Reed 1921 snail
 Murchisoniina - Lophospiridae
Lophospira ferruginea1 Donald 1906 snail
 Murchisoniina - Eotomariidae
Clathrospira trochiformis2 Portlock 1843 snail
Hyolitha
 Hyolithida - Pauxillitidae
"Hyolithes ardmillanensis" = Leolites ardmillanensis
"Hyolithes ardmillanensis" = Leolites ardmillanensis Reed 1909
 Hyolithida - Hyolithidae
 Orthothecida -
"Hyolithes (Orthotheca) subexcavatus" = Girvanolithes subexcavatus
"Hyolithes (Orthotheca) subexcavatus" = Girvanolithes subexcavatus Reed 1909