Plate 13: Cambrian Faunas of China (Micromitra (Paterina), Lingulella, Acrotreta, Orthotheca, Albertella, Stephanocare, Ptychoparia, Ptychoparia (Emmrichella), Crepicephalus, Pterocephalus, and Inouyia) 1. Micromitra (Paterina) lucina Walcott = 2. Lingulella manchuriensis Walcott = 2a. Lingulella manchuriensis Walcott = 3. Lingulella marcia Walcott = 3a. Lingulella marcia Walcott = 4. Acrotreta venia Walcott = 4a. Acrotreta venia Walcott = 5. Orthotheca glabra Walcott = 5a. Orthotheca glabra Walcott = 6. Albertella pacifica Walcott = 7. Stephanocare  monkei Walcott = 8. Ptychoparia granosa Wal


Plate 13: Cambrian Faunas of China (Micromitra (Paterina), Lingulella, Acrotreta, Orthotheca, Albertella, Stephanocare, Ptychoparia, Ptychoparia (Emmrichella), Crepicephalus, Pterocephalus, and Inouyia) 1. Micromitra (Paterina) lucina Walcott = 2. Lingulella manchuriensis Walcott = 2a. Lingulella manchuriensis Walcott = 3. Lingulella marcia Walcott = 3a. Lingulella marcia Walcott = 4. Acrotreta venia Walcott = 4a. Acrotreta venia Walcott = 5. Orthotheca glabra Walcott = 5a. Orthotheca glabra Walcott = 6. Albertella pacifica Walcott = 7. Stephanocare  monkei Walcott = 8. Ptychoparia granosa Walcott = 9. Ptychoparia (Emmrichella) theano (Walcott) = 9a. Ptychoparia (Emmrichella) theano (Walcott) = 10. Ptychoparia kochibei Walcott = 10a. Ptychoparia kochibei Walcott = 11. Crepicephalus convexus Walcott = 11a. Crepicephalus convexus Walcott = 12. Pterocephalus  liches Walcott = 13. Inouyia melie (Walcott) = 14. Inouyia  thisbe Walcott = . 1911 67 Walcott Cambrian Geology and Paleontology II plate 14


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