- Spirantyx, Trigocephalus, Yumenaspis, Zacompsus. Dionididae: Aethedionide,
Digrypos, Dionide, Dionideina, Dionidella, Huangnigangia, Paradionide, Tongxinaspis...
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Didrepanon Didwudina Diemanosaukia Dienstina Dignaceps Dignagnostus Digonus Digrypos ****lla ****locephalioides ****locephalites ****locephalopsis ****locephalus...