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Polychaeta

Photos

Photo Gallery

Polychaeta

Mazon Creek, Will County, Illinois, USA

Polychaeta

Mazon Creek, Will County, Illinois, USA

Polychaeta

Mazon Creek, Will County, Illinois, USA

Source Data

Source	ID	Link
Global Biodiversity Information Facility ID (GBIF)	Not linked to a GBIF record.
PaleoBioDB ID (PBDB)	7022	https://paleobiodb.org/classic/checkTaxonInfo?taxon_no=7022

Rank

class (PBDB)

Taxonomy (PBDB)

Life : Animalia : Annelida : Polychaeta

Classification
(PBDB,GBIF)

Rank	Name	Author
-	Eukaryota
-	Opisthokonta	Cavalier-Smith 1987
kingdom	Animalia
-	Bilateria
-	Eubilateria	Ax 1987
-	Protostomia	Grobben 1908
-	Spiralia
superphylum	Lophotrochozoa
phylum	Annelida	Lamarck 1809
class	Polychaeta	Grube 1850

Opinions (PBDB)

Name	Rank	Opinion	Evidence	Author
Polychaeta	class	belongs to Chaetopoda	stated with evidence	Martin, 1904
Polychaeta	class	belongs to Annelida	stated without evidence	Squires, 1984
Polychaeta	class	belongs to Annelida	stated with evidence	Barnes, 1998
Polychaeta	class	belongs to Annelida	stated without evidence	Zrzavy et al., 1998
Polychaeta	class	belongs to Annelida	second hand	Sepkoski, 2002
Polychaeta	class	belongs to Annelida	stated with evidence	Parry et al., 2019

Status (PBDB)

extant

Taxon Size (PBDB)

450

Extant Size (PBDB)

175 (39%)

First Recorded Appearance

520 - 516 Ma
Cambrian

Motility

actively mobile (based on Polychaeta)

Vision

limited (based on Polychaeta)

Diet

detritivore (based on Polychaeta)

Ecospace Comments

LIFE HISTORY: Surficial, fully motile slow, surface deposit/mining according to Bambach et al (2007).

Primary Reference (PBDB)

L. C. Glenn. 1904. Pelecypoda. Maryland Geological Survey Miocene(Text):274-401

Fossil Distribution

Subtaxa

Name	Status	Fossil Occurrences	Oldest	Youngest
Aciculata subclass	listed (PBDB)	122	485 Ma Cambrian	0 Ma Extant
Palpata subclass	listed (PBDB)			0 Ma Extant
Sedentaria subclass	listed (PBDB)	2,142	485 Ma Cambrian	0 Ma Extant
Amphinomorpha order	listed (PBDB)			0 Ma Extant
Drilomorpha order	listed (PBDB)			0 Ma Extant
Eunicemorpha order	listed (PBDB)	196	461 Ma Middle Ordovician	0 Ma Extant
Flabelligerimorpha order	listed (PBDB)			0 Ma Extant
Phyllodocemorpha order	listed (PBDB)	5	443 Ma Silurian	0 Ma Extant
Pyllodocida order	listed (PBDB)			0 Ma Extant
Sedentarida order	listed (PBDB)			0 Ma Extant
Serpulimorpha order	listed (PBDB)	580	485 Ma Cambrian	0 Ma Extant
Spiomorpha order	listed (PBDB)	2	133 Ma Early/Lower Cretaceous	0 Ma Extant
Terebellomorpha order	listed (PBDB)	45	323 Ma Carboniferous	0 Ma Extant
Tubicola suborder	listed (PBDB)
Scolecida infraorder	listed (PBDB)			0 Ma Extant
Aeolosomatidae family	accepted (GBIF) listed (PBDB)			0 Ma Extant
Leodicidae ✝ family	accepted (GBIF) listed (PBDB)	9	461 Ma Middle Ordovician	151 Ma Late Jurassic
Parergodrilidae family	accepted (GBIF) listed (PBDB)			0 Ma Extant
Phragmochaetidae ✝ family	accepted (GBIF) listed (PBDB)	1	520 Ma Cambrian	520 Ma Cambrian
Potamodrilidae family	accepted (GBIF) listed (PBDB)			0 Ma Extant
Psammodrilidae family	accepted (GBIF) listed (PBDB)			0 Ma Extant
Siboglinidae family	accepted (GBIF) listed (PBDB)	10	191 Ma Early Jurassic	0 Ma Extant
Arachnostega genus	accepted (GBIF) listed (PBDB)	6	461 Ma Middle Ordovician	0 Ma Extant
Bundenbachochaeta ✝ genus	accepted (GBIF) listed (PBDB)
Campylites ✝ genus	accepted (GBIF) listed (PBDB)	5	161 Ma Jurassic	161 Ma Jurassic
Caprascolex ✝ genus	accepted (GBIF) listed (PBDB)	1	55.8 Ma Eocene	55.8 Ma Eocene
Ebetallites ✝ genus	doubtful (GBIF) listed (PBDB)
Eopolychaetus ✝ genus	doubtful (GBIF) listed (PBDB)	1	461 Ma Middle Ordovician	461 Ma Middle Ordovician
Eotrophonia ✝ genus	accepted (GBIF) listed (PBDB)
Haileyia ✝ genus	accepted (GBIF) listed (PBDB)	1	461 Ma Middle Ordovician	461 Ma Middle Ordovician
Hammatopsis ✝ genus	doubtful (GBIF) listed (PBDB)
Hesionites ✝ genus	doubtful (GBIF) listed (PBDB)
Hirudopsis ✝ genus	doubtful (GBIF) listed (PBDB)
Khemisina ✝ genus	doubtful (GBIF) listed (PBDB)
Klakesia ✝ genus	doubtful (GBIF) listed (PBDB)	1	443 Ma Silurian	443 Ma Silurian
Lockportia ✝ genus	doubtful (GBIF) listed (PBDB)
Microtubus ✝ genus	doubtful (GBIF) listed (PBDB)	34	242 Ma Middle Triassic	209 Ma Late/Upper Triassic
Nawnites ✝ genus	doubtful (GBIF) listed (PBDB)
Oliveirania ✝ genus	doubtful (GBIF) listed (PBDB)
Palaeotubus ✝ genus	accepted (GBIF) listed (PBDB)	1	269 Ma Permian	269 Ma Permian
Pontobdellopsis ✝ genus	doubtful (GBIF) listed (PBDB)	1	461 Ma Middle Ordovician	461 Ma Middle Ordovician
Propolynoe ✝ genus	doubtful (GBIF) listed (PBDB)
Ramesses ✝ genus	accepted (GBIF) listed (PBDB)	1	326 Ma Carboniferous	326 Ma Carboniferous
Ruedemannella ✝ genus	accepted (GBIF) listed (PBDB)
Sarcionata ✝ genus	doubtful (GBIF) listed (PBDB)
Schizoproboscina ✝ genus	doubtful (GBIF) listed (PBDB)
Soris ✝ genus	accepted (GBIF) listed (PBDB)	1	326 Ma Carboniferous	326 Ma Carboniferous
Spiroglyphus genus	listed (PBDB)	24	66.0 Ma Late/Upper Cretaceous	0 Ma Extant
Stoma ✝ genus	doubtful (GBIF) listed (PBDB)
Tosalorbis ✝ genus	doubtful (GBIF) listed (PBDB)
Tubulelloides ✝ genus	doubtful (GBIF) listed (PBDB)	1	345 Ma Carboniferous	345 Ma Carboniferous
Tymbochoos ✝ genus	doubtful (GBIF) listed (PBDB)	3	461 Ma Middle Ordovician	461 Ma Middle Ordovician

Synonymy List

Year	Name and Author
1842	Geophilus proavus Germar p. 89 figs. Pl 9, fig 9
1850	Polychaeta Grube pp. 249-364
1869	Geophilus proavus Ehlers p. 154
1904	Polychaeta Martin p. 430
1984	Polychaetia Squires p. 15
1987	Polychaeta Squires p. 19

Year	Name and Author
1988	Polychaeta Squires p. 7
1998	Polychaeta Barnes
1998	Polychaeta Zrzavy et al.
2002	Polychaeta Sepkoski, Jr.
2019	Polychaeta Parry et al. p. 4 fig. 4

References

Glenn L. C. (1904) Pelecypoda, Maryland Geological Survey Miocene Text, 274-401

Germar E. F. Beschreibung einiger neuen fossilen Insecten I. in den lithographischen Schiefern von Bayern und II. im Schieferthon des Steinkohlen-Gebirges von Wettin, Beiträge zur Petrefacten-Kunde 5, 79-94

Ehlers E. Ueber fossile Würmer aus dem lithographischen Schiefer in Bayern, Palaeontolographica 17, 145-174

Squires R. L. (1984) Megapaleontology of the Eocene Llajas Formation, Simi Valley, California, Contributions in Science, Natural History Museum of Los Angeles County 350, 1-76

Squires R. L. (1987) Eocene molluscan paleontology of the Whitaker Peak area, Los Angeles and Ventura counties, California, Contributions in Science, Natural History Museum of Los Angeles County 388, 1-93

Squires R. L. (1988) Eocene Macropaleontology of Northern Lockwood Valley, Ventura County, California, Contributions in Science (Natural History Museum of Los Angeles County) 398, 1-23

Zrzavy J., Mihulka S., et al (1998) Phylogeny of the Metazoa based on morphological and 18S ribosomal DNA evidence, Cladistics 14, 249-285

Sepkoski, Jr. J. J. (2002) A compendium of fossil marine animal genera, Bulletins of American Paleontology 363, 1-560

Parry L. A., Edgecombe G. D., et al (2019) Jaw elements in Plumulites bengtsoni confirm that machaeridians are extinct armoured scaleworms, Proceedings of the Royal Society B: Biological Sciences 286 1907, 1-8

Data courtesy of: PBDB: The Paleobiology Database, Creative Commons CC-BY licenced. , GBIF: the Global Biodiversity Information Facility, various licences, iDigBio, various licences, and EOL: The Encyclopedia of Life (Open Data Public Domain). Because fossils are made of minerals too!

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