FIGURE 9. Mellopegma schizocheras sp. nov. from the middle Cambrian of Australia. 1, 3, 5, CPC 40477; in 1 the barbed arrow shows location of 3, barb-less arrow shows location of 5. In 3, arrow shows location of tubercle at polygon boundary. 2, 4, CPC 40478; arrow in 2 shows location of 4. In 4, arrow shows location of tubercle at polygon boundary. 6, CPC 40479; arrow shows location of tubercle at polygon boundary. 7, CPC 40480; arrow shows location of tubercle at polygon boundary. 8, CPC 40481. 9, CPC 40482. 10, 12, CPC 39705; arrow in 10 shows location of 12. 11, CPC 40483. Scale bars: 1-2, 10-11, 200 µm; 3, 5-6, 50 µm; 4, 20 µm; 7, 12, 100µm; 8-9, 10 µm.