心網蟲屬
{{Speciesbox | name = 鏈狀心網蟲 | fossil_range = 寒武紀第三期 | image = 20210926 Cardiodictyon catenulum diagrammatic reconstruction.png | display_parents = 8 | grandparent_authority = Hou & Bergstrom, 1995)的唯一一個物種再加上化石保存都很好。心網蟲的頭…
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{{Speciesbox | name = 鏈狀心網蟲 | fossil_range = 寒武紀第三期 | image = 20210926 Cardiodictyon catenulum diagrammatic reconstruction.png | display_parents = 8 | grandparent_authority = Hou & Bergstrom, 1995)的唯一一個物種再加上化石保存都很好。心網蟲的頭…