Sagamiwan San Unirui |
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Page xxiv
... subanal fasciole 下带線周口板 ITB 口(位置) ATT FL 25. subanal region 26. subanal pore pairs 27. periproct 28. labrum 用工部 20. phyllodes 葉状部 21. pores of phyllodes 葉状部管足孔 22. posterior ambulacrum 後部步带辱板 29. sternal ...
... subanal fasciole 下带線周口板 ITB 口(位置) ATT FL 25. subanal region 26. subanal pore pairs 27. periproct 28. labrum 用工部 20. phyllodes 葉状部 21. pores of phyllodes 葉状部管足孔 22. posterior ambulacrum 後部步带辱板 29. sternal ...
Page 134
... subanal rostrum . The subanal fasciole is well developed , very broad , surrounding the subanal rostrum . The apical system is near the anterior extremity on the aboral side , with four genital pores , the hydropores being large . The ...
... subanal rostrum . The subanal fasciole is well developed , very broad , surrounding the subanal rostrum . The apical system is near the anterior extremity on the aboral side , with four genital pores , the hydropores being large . The ...
Page 135
... subanal fasciole usually present ; small forms Palaeotrema Ambulacra more or less petaloid ; subanal fasciole absent ; large forms Linopneustes tenus Linopneustes A. Agassiz , 1881 Linopneustes A. Agassiz , 1881a , p . 167-168 ...
... subanal fasciole usually present ; small forms Palaeotrema Ambulacra more or less petaloid ; subanal fasciole absent ; large forms Linopneustes tenus Linopneustes A. Agassiz , 1881 Linopneustes A. Agassiz , 1881a , p . 167-168 ...