Orstenotubulus

Orstenotubulus; Temporal range: Guzhangian PreꞒ Ꞓ O S D C P T J K Pg N ↓
Scientific classification
Kingdom:	Animalia
(unranked):	Panarthropoda
Phylum:	†"Lobopodia"
Genus:	†Orstenotubulus
Species:	†O. evamuellerae
Binomial name
	†Orstenotubulus evamuellerae; Maas et al 2007 [1]

Orstenotubulus is a genus of lobopodian known from Orsten deposits of the latest 'middle' Cambrian (Miaolingian).[1][2] It is believed by some to be an ancestor of the Tardigrades.

References

Maas, A.; Mayer, G.; Kristensen, R. M.; Waloszek, D. (2007). "A Cambrian micro-lobopodian and the evolution of arthropod locomotion and reproduction". Chinese Science Bulletin. 52 (24): 3385. doi:10.1007/s11434-007-0515-3.
Maas A, Waloszek D. 2001. Cambrian derivatives of the early arthropod stem lineage, pentastomids, tardigrades and lobopodians – an ‘Orsten’ perspective. Zoologischer Anzeiger 240: 451–459.

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[maas-1] Maas, A.; Mayer, G.; Kristensen, R. M.; Waloszek, D. (2007). "A Cambrian micro-lobopodian and the evolution of arthropod locomotion and reproduction". Chinese Science Bulletin. 52 (24): 3385. doi:10.1007/s11434-007-0515-3.

[2] Maas A, Waloszek D. 2001. Cambrian derivatives of the early arthropod stem lineage, pentastomids, tardigrades and lobopodians – an ‘Orsten’ perspective. Zoologischer Anzeiger 240: 451–459.