The Miaohe-type biotas occur in the black shale and siliceous shale in the transitional areas from the late open platform facies to deep-water shelf-bathyal facies.
3
密西西比三角洲区中死亡率最高的是沿着密西西比河的阿肯色州、田纳西州、路易斯安那州和密西西比。
The highest mortality rates in the Mississippi Delta were found in counties clustered along the creek in Arkansas, Tennessee, Louisiana and Mississippi.