Basic info Taxonomic history Classification Included Taxa
Morphology Ecology and taphonomy External Literature Search Age range and collections

Tomagnostella exsculpta

Agnostida - Spinagnostidae

Taxonomy
Agnostus exsculptus was named by Angelin (1851). It is not extant.

It was recombined as Tomagnostella exsculpta by Peng and Robison (2000).

Synonymy list
YearName and author
2000Tomagnostella exsculpta Peng and Robison

Is something missing? Join the Paleobiology Database and enter the data

RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—Ecdysozoa
—Panarthropoda
phylumArthropodaLatreille 1829
RankNameAuthor
subphylumArtiopoda(Hou and Bergstrom)
orderAgnostidaSalter 1864
suborderAgnostinaSalter 1864
superfamilyCondylopygoideaRaymond 1913
familySpinagnostidaeHowell 1935
genusTomagnostellaKobayashi 1939
speciesexsculpta(Angelin 1851)

If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.

†Tomagnostella exsculpta Angelin 1851
show all | hide all
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Entire body: yesg
Adult length: 1.0 to < 10g
Adult width: 1.0 to < 10g
Spines: noneg
Locomotion: slow-movingo
Life habit: epifaunalo
Diet: detritivoreo
Vision: blindf
Created: 2009-02-25 10:43:16
Modified: 2009-02-25 12:43:16
Source: g = genus, f = family, o = order
References: Hendy 2009, Kiessling 2004, Whittington et al. 1997

Age range: base of the Zhanaarykian to the top of the Dresbachian or 503.00000 to 485.40000 Ma

Collections (57 total)


Time interval Ma Country or state Original ID and collection number
Middle Cambrian509.0 - 497.0India Tomagnostella exsculpta (114663 114665)
Middle Cambrian509.0 - 497.0Argentina (Mendoza) Tomagnostella exsculpta (9811 9813)
Menevian504.5 - 499.5Greenland (Peary Land) Tomagnostella exsculpta (49484 49486 49488)
Menevian504.5 - 499.5USA (Utah) Tomagnostella exsculpta (10572)
Marjumian504.5 - 497.0USA (Utah) Tomagnostella exsculpta (230679)
Marjumian504.5 - 497.0Greenland (Peary Land) Tomagnostella exsculpta (49433 49434 49435 49453 49481 49483)
Wangcunian504.5 - 497.0China (Hunan) Tomagnostella exsculpta (49161 49163 49164 49165 49274 49282 49283 49284 49285 49287 49288 49289 128336 128337 128339)
Wangcunian - Guzhangian504.5 - 497.0China (Sichuan) Tomagnostella exsculpta (127066)
Zhanaarykian503.0 - 500.5Kazakhstan Tomagnostella exsculpta (9958 9961 9962 9963 118097 118102)
Guzhangian500.5 - 497.0China (Hunan) Tomagnostella exsculpta (128350 128351 128352)
Ayusokkanian499.5 - 497.0Kazakhstan Tomagnostella exsculpta (9943 9944 9945 9947 9950 118158 118164 118165 118166 118168 118177 118180 118181 118184 118186)
Dresbachian497.0 - 485.4Canada (Yukon) Tomagnostella exsculpta (55210 55211)