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Dictyonema ✝
Source Data |
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Rank | genus (PBDB) | ||||||||||||||||||||||||||||||||||||||||||
Taxonomy (PBDB) | Life : Animalia : Hemichordata : Graptolithina : Dendroidea : Dendrograptidae : Dictyonema | ||||||||||||||||||||||||||||||||||||||||||
Classification (PBDB,GBIF) |
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Opinions (PBDB) |
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Status (PBDB) | extinct | ||||||||||||||||||||||||||||||||||||||||||
Taxon Size (PBDB) | 4 | ||||||||||||||||||||||||||||||||||||||||||
First Recorded Appearance | 501 - 499 Ma Cambrian | ||||||||||||||||||||||||||||||||||||||||||
Last Recorded Appearance | 388 - 383 Ma Devonian | ||||||||||||||||||||||||||||||||||||||||||
Motility | stationary (based on Dendroidea) | ||||||||||||||||||||||||||||||||||||||||||
Vision | blind (based on Graptolithina) | ||||||||||||||||||||||||||||||||||||||||||
Diet | suspension feeder (based on Dendroidea) | ||||||||||||||||||||||||||||||||||||||||||
Ecospace Comments | Planktonic (McKerrow, 1979). | ||||||||||||||||||||||||||||||||||||||||||
Taphonomy | sclero-protein (based on Graptolithina) | ||||||||||||||||||||||||||||||||||||||||||
Primary Reference (PBDB) | J. J. Sepkoski, Jr. 2002. A compendium of fossil marine animal genera. Bulletins of American Paleontology 363:1-560 |
Fossil Distribution
Subtaxa
Name | Status | Common Name(s) | Fossil Occurrences | Oldest | Youngest |
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Dictyonema macgillivrayi ✝ species | accepted (GBIF) listed (PBDB) | ||||
Dictyonema pulchellum ✝ species | accepted (GBIF) listed (PBDB) | 2 | 485 Ma Cambrian | 485 Ma Cambrian | |
Dictyonema ramosissimum ✝ species | accepted (GBIF) listed (PBDB) | 1 | 501 Ma Cambrian | 501 Ma Cambrian |
Synonymy List
Year | Name and Author |
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1851 | Dictyonema Hall |
2002 | Dictyonema Sepkoski, Jr. |
2006 | Dictyonema Maletz p. 225 |
References
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!