Published in Glasgow Naturalist, in 1999, in volume 23, issue 4, pages 36-45
Published in Glasgow Naturalist, in 1999, in volume 23, issue 4, pages 46-47
Published in Glasgow Naturalist, in 1999, in volume 23, issue 4, pages 50-54
Published in Glasgow Naturalist, in 1999, in volume 23, issue 4, pages 66-67
Published in Glasgow Naturalist, in 1999, in volume 23, issue 4, pages 67-69
Published in Glasgow Naturalist, in 1999, in volume 23, issue 4, pages 69
Published in Glasgow Naturalist, in 1999, in volume 23, issue 4, pages 70
Published in Glasgow Naturalist, in 1999, in volume 23, issue 4, pages 71-72
Published in Glasgow Naturalist, in 1999, in volume 23, issue 4, pages 72