It inhabits streams and may be found on logs in shadey areas .
Austrophlebia costalis is an enormous dark dragonfly with strong yellow markings on its body and a brown band along the leading edge of its wings .
Austrophlebia costalis inhabits streams and may be found on logs in shadey areas .
Austrophlebia costalis is an enormous dark dragonfly with strong yellow markings on its body and a brown band along the leading edge of its wings .