Ottoia is a stem-group archaeopriapulid worm known from Cambrian fossils. Although priapulid-like worms from various Cambrian deposits are often referred...

†Scolecofurca Conway Morris 1977 Family †Ottoiidae Walcott 1911 Genus †Ottoia Walcott 1911 Family †Corynetidae Huang, Vannier & Chen 2004 Genus †Corynetis...

Ottoia Walcott 1911 Ottoia cylindrica Sun & Hou 1987 Ottoia guizhouenis Yang, Zhao & Zhang 2016 Ottoia prolifica Walcott 1911 (Burgess Shale) Ottoia tenuis...

on its proboscis. The species was previously placed in the genus Ottoia, as Ottoia minor, but was removed by Simon Conway Morris, who noted morphological...

eat Atherton. Canton theorizes that the creatures are an evolution of the Ottoia, which drain their victims of their bodily fluids and then eject the bloody...

Stratigraphic range: Miaolingian ~508 Ma PreꞒ Ꞓ O S D C P T J K Pg N ↓ Ottoia, a soft-bodied worm, abundant in the Burgess Shale. (From Smith et al. 2015)...

Marble canyon Raymond Quarry Collins Quarry Tulip Beds Fossils Marrella Ottoia Radiodonts Halwaxiids Opabiniids Odontogriphus Key organisms Ediacara biota...

middle Cambrian faunas, appearing in Chengjiang to Burgess Shale. The genus Ottoia has more or less the same build as modern priapulids, but phylogenetic analysis...

are often referred to Ottoia on spurious grounds, the only clear macrofossils of this genus come from the Burgess Shale. Ottoia was a burrower that hunted...

Scalidophora Ottoia prolifica from the Walcott Quarry of the Burgess Shale (Middle Cambrian) near Field, British Columbia, Canada. Scientific classification...

Marble canyon Raymond Quarry Collins Quarry Tulip Beds Fossils Marrella Ottoia Radiodonts Halwaxiids Opabiniids Odontogriphus Key organisms Ediacara biota...

of the intestine and the shape of the body are more similar to those of Ottoia. It takes the form of a round, medusoid disk (which originally led to suggestions...

gut. It reached 5 cm in length. Along with the other Cambrian priapulids Ottoia, Selkirkia, Louisella, Ancalagon, Scolecofurca, and Lecythioscopa, the organism...

Marble canyon Raymond Quarry Collins Quarry Tulip Beds Fossils Marrella Ottoia Radiodonts Halwaxiids Opabiniids Odontogriphus Key organisms Ediacara biota...

Marble canyon Raymond Quarry Collins Quarry Tulip Beds Fossils Marrella Ottoia Radiodonts Halwaxiids Opabiniids Odontogriphus Key organisms Ediacara biota...

J. (2015). "The macro- and microfossil record of the Cambrian priapulid Ottoia" (PDF). Palaeontology. 58 (4): 705–721. Bibcode:2015Palgy..58..705S. doi:10...

E. (1970). "A restudy of the Middle Cambrian Burgess Shale fossil worm, Ottoia prolifica" (PDF). Proceedings of the International Symposium on the Biology...

sipunculan, (neither on particularly compelling grounds) and a priapulid. Ottoia Priapulida (?) Archaeopriapulida Walcott Quarry Raymond Quarry Collins Quarry...

E. (1970). "A restudy of the Middle Cambrian Burgess Shale fossil worm, Ottoia prolifica" (PDF). Proceedings of the International Symposium on the Biology...

Marble canyon Raymond Quarry Collins Quarry Tulip Beds Fossils Marrella Ottoia Radiodonts Halwaxiids Opabiniids Odontogriphus Key organisms Ediacara biota...

J. (2015). "The macro- and microfossil record of the Cambrian priapulid Ottoia". Palaeontology. 58 (4): 705–721. Bibcode:2015Palgy..58..705S. doi:10.1111/pala...

Artem (ed.). "The macro- and microfossil record of the Cambrian priapulid Ottoia". Palaeontology. 58 (4): 705–721. Bibcode:2015Palgy..58..705S. doi:10.1111/pala...

Marble canyon Raymond Quarry Collins Quarry Tulip Beds Fossils Marrella Ottoia Radiodonts Halwaxiids Opabiniids Odontogriphus Key organisms Ediacara biota...

Ottoia, a soft-bodied worm, abundant in the Burgess Shale....

Marble canyon Raymond Quarry Collins Quarry Tulip Beds Fossils Marrella Ottoia Radiodonts Halwaxiids Opabiniids Odontogriphus Key organisms Ediacara biota...

J. (2015). "The macro- and microfossil record of the Cambrian priapulid Ottoia" (PDF). Palaeontology. 58 (4): 705–721. Bibcode:2015Palgy..58..705S. doi:10...

conodonts. Palaeoscolecidan worms, including Liexiscolex and a possible Ottoia specimen, are of great interest. Early Ordovician priapulids, similar to...

J. (2015). "The macro- and microfossil record of the Cambrian priapulid Ottoia". Palaeontology. 58 (4): 705–721. Bibcode:2015Palgy..58..705S. doi:10.1111/pala...

Specimens of Haplophrentis have been found in the gut of the predator Ottoia. 186 specimens of Haplophrentis are known from the Greater Phyllopod bed...

Marble canyon Raymond Quarry Collins Quarry Tulip Beds Fossils Marrella Ottoia Radiodonts Halwaxiids Opabiniids Odontogriphus Key organisms Ediacara biota...