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Kingdom Animalia |
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Placusa Erichson, 1837 -- valid | |
Placusa arizonica Casey, 1911 -- invalid | |
Placusa atrata (C. Sahlberg, 1834) -- valid | |
Placusa canadensis Klimaszewski in Klimaszewski, Pelletier, Germain, Hébert, Humble and Winchester, 2001 -- valid | |
Placusa despecta Erichson, 1839 -- valid | |
Placusa incompleta Sjöberg, 1934 -- valid | |
Placusa petulans Casey, 1911 -- valid | |
Placusa pseudosuecica Klimaszewski in Klimaszewski, Pelletier, Germain, Hébert, Humble and Winchester, 2001 -- valid | |
Placusa tachyporoides (Waltl, 1838) -- valid | |
Placusa tacomae Casey, 1893 -- valid |
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