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カンブロラスター ファルカトゥス
falcatus
カンブリア紀 ウリューアン期
カナダ バージェス動物群
推定最大体長約30cm
海産
ラディオドンタ類 Radiodonta
フルディア科 Hurdiidae

1 10
2022-09-23

Happy We still don’t know how Radiodonts reproduced, but it probably started (at least in some species) during mass-moulting events, when large numbers of them got together to moult. See fossils of for example. (1/2)

31 115
2020-02-15

While scowering the ocean silt of Marble Canyon, a lone is suddenly surprised by the appearance of Zacanthoides, a trilobite that had quickly emerged from the silt and attacked the Hurdiid.

51 178
2019-09-17

The Burgess was home to several genera of Hurdiid anomalocarids, which survived by filtering food out of the fine silt, brine seeps, and water column, using comb-like frontal appendages. These include Peytoia, Stanleycaris, two species of Hurdia, and Cambroraster elsewhere.

3 13
2019-08-30

Meet Cambroraster, a new Hurdiid from the Marble Canyon region in close proximity to the Burgess Shale. This animal is... incredibly weird, even for a Hurdiid. It had a tiny body, a giant, spiked head shield, and very strange appendages.

30 140
2019-07-31