| Authors(s) | Conway Morris S. |
| Year | 1977 |
| Title | A redescription of the Middle Cambrian wormAmiskwia sagittiformis Walcott from the Burgess Shale of British Columbia. Paläontol. Zeitschr., 51:271-287. |
| Authors(s) | Conway Morris S. |
| Year | 1977 |
| Title | A redescription of the Middle Cambrian wormAmiskwia sagittiformis Walcott from the Burgess Shale of British Columbia. Paläontol. Zeitschr., 51:271-287. |