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

Symmoriidae

Chondrichthyes - Symmoriiformes - Symmoriidae

Synonyms
Synonymy list
YearName and author
1875Physonemus chesterensis St. John and Worthen
1875Physonemus parvulus St. John and Worthen
1902Physonemus chesterensis Hay p. 333
1902Physonemus parvulus Hay p. 333
1909Symmoriidae Dean
1974Stethacanthidae Lund
1981Symmoriidae Zangerl p. 69
1981Stethacanthidae Zangerl p. 71
1985Stethacanthidae Lund p. 2
1985Symmoriidae Williams p. 88
1986Stethacanthidae Lund p. 13
1986Symmoriidae Lund p. 18
1988Symmoriidae Goto et al. p. 292
1999Symmoriidae Ivanov p. 273
2001Stethacanthidae Coates and Sequeira
2010Symmoriidae Ginter et al. p. 60
2013Symmoriidae Ivanov et al. p. 154
2016Symmoriidae Nelson et al. p. 46
2018Symmoriidae Ginter p. 394

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

RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Deuterostomia
phylumChordataHaeckel 1874
subphylumVertebrata
superclassGnathostomata
RankNameAuthor
classChondrichthyes
subclassElasmobranchiiBonaparte 1838
superorderCladodontomorphi
orderSymmoriiformes()
familySymmoriidaeDean 1909
familySymmoriidaeDean 1909

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.

Fm. †Symmoriidae Dean 1909
show all | hide all
G. †Cobelodus Zangerl 1973
+
†Cobelodus knightianus Cope 1891
G. †Danaea Pruvost 1922
+
†Danaea meccaensis Williams 1985
G. †Gutturensis Sequeira and Coates 2000
+
†Gutturensis neilsoni Traquair 1898
G. †Petrodus McCoy 1848
+
†Petrodus acutus Newberry and Worthen 1866
†Petrodus patelliformis McCoy 1848
+
Invalid names: Petrodus buttersi Newberry 1889 [synonym], Petrodus occidentalis Newberry and Worthen 1866 [synonym]
†Petrodus pustulosus Newberry and Worthen 1870
G. †Stethacanthulus Zangerl 1990
+
†Stethacanthulus meccaensis Williams 1985
G. †Stethacanthus Newberry 1889
+
†Stethacanthus altonensis St. John and Worthen 1875
†Stethacanthus compressus Newberry 1897
†Stethacanthus concavus Ginter 2018
†Stethacanthus depressus Stjohn and Worthen 1875
†Stethacanthus erectus Eastman 1903
†Stethacanthus exilis Hussakof 1913
†Stethacanthus gansuensis Wang et al. 2004
†Stethacanthus humilis Hussakof 1913
†Stethacanthus praecursor Hussakof and Bryant 1918
†Stethacanthus productus Newberry 1897
†Stethacanthus tumidus Newberry 1889
Invalid names: Cladodus hibberti Agassiz 1843 [nomen dubium], Pinegocaptus Minikh 2006 [synonym]
G. †Symmorium Cope 1893
+
†Symmorium reniforme Cope 1893
Invalid names: Stethacanthidae Lund 1974 [synonym]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: phosphaticsubp
Environment: marinesubp
Locomotion: actively mobileo
Life habit: nektonico
Diet: carnivoreo
Created: 2009-07-21 07:21:01
Modified: 2009-07-21 09:21:01
Source: o = order, subp = subphylum
References: Carroll 1988, Hendy et al. 2009, Wagner 2023

Age range: base of the Frasnian to the top of the Early/Lower Miocene or 382.70000 to 15.97000 Ma

Collections (97 total)


Time interval Ma Country or state Original ID and collection number
Frasnian382.7 - 372.2Russian Federation Stethacanthidae indet. (133345) Symmoriidae indet. (133350)
Late/Upper Devonian382.7 - 358.9USA (Ohio) Stethacanthus altonensis (133420 133421 133422 133423)
Famennian372.2 - 358.9Russian Federation Stethacanthidae indet. (133360) Stethacanthus sp., Symmorium sp. (133361)
Middle Famennian370.6 - 364.7Russian Federation (Oryol Oblast) Symmorium glabrum (226045)
Middle Famennian370.6 - 364.7Russian Federation (Komi) Stethacanthidae indet. (133359)
Early/Lower Mississippian358.9 - 346.7USA (Iowa) Stethacanthus erectus, Physonemus depressus (133259)
Early/Lower Mississippian358.9 - 346.7USA (Ohio) Stethacanthus altonensis (133417)
Tournaisian358.9 - 346.7Russian Federation Stethacanthidae indet. (133364)
Mississippian358.9 - 323.2United Kingdom Petrodus patelliformis (132729)
Carboniferous358.9 - 298.9United Kingdom (Scotland) Akmonistion zangerli (134654)
Osagean352.0 - 343.0USA (Ohio) Stethacanthus altonensis (133418)
Osagean352.0 - 343.0USA (Michigan) Physonemus depressus (133260)
Visean346.7 - 330.9USA (Illinois) Stethacanthus altonensis (133416)
Pendleian330.9 - 327.0United Kingdom (Scotland) Cladodus neilsoni (140305)
Serpukhovian330.9 - 323.2China (Gansu) Stethacanthus altonensis, Stethacanthus gansuensis (120299)
Arnsbergian327.0 - 323.7USA (Montana) Stethacanthus altonensis (90681)
Bashkirian323.2 - 315.2Russian Federation Stethacanthidae indet. (133373) Stethacanthus sp., Stethacanthidae indet. (133287) Symmoriidae indet. (133372)
Pennsylvanian323.2 - 298.9USA (Iowa) Petrodus patelliformis (74898)
Moscovian315.2 - 307.0USA (Arizona) Petrodus patelliformis (90772)
Moscovian315.2 - 307.0USA (New Mexico) Stethacanthus sp. (149386)
Moscovian315.2 - 307.0USA (Colorado) Petrodus patelliformis (105146)
Moscovian315.2 - 307.0USA (indiana) Stethacanthus altonensis, Denaea meccaensis (132245)
Moscovian315.2 - 307.0USA (Indiana) Danaea meccaensis (132119) Denaea meccaensis (132182 132197 132226 132227 133375 133411) Denaea meccaensis, Stethacanthus longipeniculus, Bethacanthus insolitus (132157) Stethacanthus altonensis, Denaea meccaensis (131614 132282)
Moscovian315.2 - 307.0USA (Illinois) Symmorium reniforme (132163)
Moscovian315.2 - 307.0USA (South Dakota) Petrodus patelliformis (132341)
Desmoinesian312.8 - 306.0USA (Indiana) Denaea meccaensis (133415)
Desmoinesian312.8 - 306.0USA (Oklahoma) Stethacanthus sp. (223893)
Westphalian D309.8 - 307.5USA (Indiana) Stethacanthulus longipeniculus, Denaea meccaensis (90689)
Kasimovian307.0 - 303.7USA (Kansas) Petrodus patelliformis (132333)
Kasimovian307.0 - 303.7USA (Nebraska) Stethacanthus altonensis (133405)
Kasimovian307.0 - 303.7USA (Missouri) Petrodus sp. (132633)
Kasimovian307.0 - 303.7USA (New Mexico) Cobelodus sp. (217022) Petrodus patelliformis (130312)
Gzhelian303.7 - 298.9USA (Nebraska) Stethacanthus sp., Stethacanthus concavus (149380)
Virgilian303.7 - 298.9USA (New Mexico) Cobelodus aculeatus, Symmorium reniforme (217070) Symmoriidae indet. (216993)
Virgilian - Asselian303.7 - 295.5Argentina Petrodus sp. (119028)
Sakmarian293.52 - 290.1Russian Federation (Chelyabinsk) Petrodus sp. (90288)
Artinskian290.1 - 279.3USA (Nebraska) Styptobasis knightiana (149351)
Artinskian290.1 - 279.3Russian Federation (Bashkortostan) Cobelodus sp. (90289) Cobelodus sp., Stethacanthus altonensis (90290)
Artinskian290.1 - 279.3Kazakhstan Stethacanthus sp. (119029)
Kungurian279.3 - 272.3Russian Federation Stethacanthus sp. (164769)
Roadian272.3 - 268.8Japan Petrodus sp. (90286)
Roadian272.3 - 268.8USA (Texas) Stethacanthulus decorus (132079)
Roadian272.3 - 268.8Russian Federation Stethacanthus altonensis (164810)
Wordian266.9 - 264.28USA (Texas) Stethacanthulus meccaensis (132080 132083 132084 132085 132086 211385 211386 211387 211388 211389 211390 211391 211392 211393 211394 211395 211396)
Wordian266.9 - 264.28Russian Federation Stethacanthus altonensis (164770)
Capitanian264.28 - 259.51USA (Texas) Stethacanthulus meccaensis (132082 184258 184259 211397 211398 211399 211400 211401 211402 211403) Stethacanthus meccaensis (155403 155404 155405 155406)
Early/Lower Miocene23.03 - 15.97Panama Danaea sp. (32394 32396)
Miocene - Pliocene23.03 - 2.588Bolivia Danaea sp. (34363)