Microfossil biostratigraphy data supporting "Lower Jurassic (Hettangian–Pliensbachian) microfossil biostratigraphy of the Ballinlea-1 well, Rathlin Basin, Northern Ireland, United Kingdom"



This the raw count data for Early Jurassic ostracods and foraminifera from Ballinlea-1 Exploration Well. Data originally prepared during PhD study by Azrin Azmi (supervised by Ian Boomer). Selection of slides later examined by Ian Boomer and Phil Copestake. Samples are cuttings. Ostracod counts are for valves, 1 carapace = 2, Adults and juveniles combined. No interpretations made for possible caved specimens. All depths are drill depths below Kelly Bushing.
Date made available2020
PublisherUniversity of Birmingham


  • Ian Boomer (Creator)
  • Azrin Binti Azmi (Creator)
  • Philip Copestake (Creator)
  • Robert Raine Geological Survey of Northern Ireland (Creator)

Colleges, School and Institutes

External organisations

  • Merlin Energy Resources Ltd
  • Geological Survey of Northern Ireland