PBDB Taxon

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Morphology	Ecology and taphonomy	External Literature Search	Age range and collections

Mortoniceras

Cephalopoda - Ammonitida - Brancoceratidae

Taxonomy

Mortoniceras was named by Meek (1876) [Sepkoski's age data: K Albi-m K Albi-u]. It is the type genus of Mortoniceratinae.

It was assigned to Ammonoidea by Sepkoski (2002); and to Mortoniceratinae by Wright (1952), Förster (1975), Cooper and Kennedy (1979), Renz (1982), Kennedy et al. (1998), Arkadiev et al. (2000), Kennedy (2005), Szives (2007), Mosavinia et al. (2007), Kennedy and Latil (2007), Kennedy et al. (2008), Sharifi et al. (2016) and El Qot (2018).

Species

Inflaticeras evolutum, M. (Angolaites) (syn. Drakeoceras, Praeangolaites), M. (Boeseites), M. (Deiradoceras), M. (Mortoniceras) (syn. Pervinquieria (Styphloceras)), M. (Rusoceras), M. (Subschloenbachia) (syn. Reyericeras, M. (Durnovarites)), M. equidistans, M. gainesana, M. leonense, M. scobinum

Synonyms

Inflaticeras was named by Stieler (1920).

It was synonymized subjectively with Pervinquieria by Haas (1942); it was synonymized subjectively with Mortoniceras by Wright et al. (1996).

It was assigned to Dipoloceratidae by Whitehouse (1926).
Pagoceras was named by van Hoepen (1951).

It was synonymized subjectively with Mortoniceras by Förster (1975).

Synonymy list

Year	Name and author
1876	Mortoniceras Meek
1920	Inflaticeras Stieler
1926	Inflaticeras Whitehouse p. 224
1951	Pagoceras van Hoepen
1952	Mortoniceras Wright
1975	Mortoniceras Förster p. 228
1979	Mortoniceras Cooper and Kennedy p. 269
1982	Mortoniceras Renz p. 32
1998	Mortoniceras Kennedy et al. p. 15
2000	Mortoniceras Arkadiev et al. p. 113
2002	Mortoniceras Sepkoski
2005	Mortoniceras Kennedy p. 365
2007	Mortoniceras Kennedy and Latil p. 463
2007	Mortoniceras Mosavinia et al. p. 85
2007	Mortoniceras Szives p. 102
2008	Mortoniceras Kennedy et al. p. 42
2016	Mortoniceras Sharifi et al. p. 597
2018	Mortoniceras El Qot p. 160

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Rank	Name	Author
kingdom	Animalia	()
—	Bilateria
—	Eubilateria	Ax 1987
—	Protostomia
—	Spiralia
superphylum	Lophotrochozoa
phylum	Mollusca
class	Cephalopoda	Cuvier 1797

Rank	Name	Author
subclass	Ammonoidea	()
order	Ammonitida
suborder	Ammonitina	Hyatt 1889
superfamily	Acanthoceratoidea	(de Grossouvre 1894)
family	Brancoceratidae
subfamily	Mortoniceratinae	Douvillé 1912
genus	Mortoniceras	Meek 1876

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.

G. †Mortoniceras Meek 1876

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Subg. †Mortoniceras (Angolaites) Spath 1932

†Mortoniceras (Angolaites) drakei Young 1957

†Mortoniceras (Angolaites) gregoryi Spath 1922

†Mortoniceras (Angolaites) simplex Choffat 1905

†Pervinquieria simplex tenuis Haas 1942

Invalid names: Pervinquieria vicina Haas 1942 [synonym], Pervinquieria vicina evoluta Haas 1942 [synonym]

†Mortoniceras (Angolaites) wintoni Adkins 1920

Invalid names: Drakeoceras Young 1957 [synonym], Praeangolaites Collignon 1979 [synonym]

Subg. †Mortoniceras (Boeseites) Young 1968

†Mortoniceras (Boeseites) barbouri Haas 1942

†Mortoniceras (Boeseites) howelli Haas 1942

†Mortoniceras (Boeseites) perarmata Haas 1942

†Mortoniceras (Boeseites) proteus Haas 1942

†Mortoniceras (Boeseites) romeri Haas 1942

†Pervinquieria romeri fastigata Haas 1942

Subg. †Mortoniceras (Deiradoceras) Van Hoepen 1931

†Mortoniceras (Deiradoceras) beloventer Kennedy et al. 1999

†Mortoniceras (Deiradoceras) bipunctatum Spath 1933

†Mortoniceras (Deiradoceras) bispinosum Spath 1921

Invalid names: Deiradoceras besairiei Collignon 1950 [synonym], Deiradoceras fibulatum Collignon 1950 [synonym], Inflaticeras africanum Spath 1925 [synonym]

†Mortoniceras (Deiradoceras) cunningtoni Spath 1933

†Mortoniceras (Deiradoceras) devonense Spath 1933

†Mortoniceras (Deiradoceras) exile van Hoepen 1941

†Mortoniceras (Deiradoceras) mokarahaense Collignon 1951

†Mortoniceras (Deiradoceras) prerostratum Spath 1921

Subg. †Mortoniceras (Mortoniceras) Meek 1876

†Ammonites inflatus circumspinosus Quenstedt 1857

†Mortoniceras (Mortoniceras) aequatorealis Kossmat 1895

†Mortoniceras (Mortoniceras) albense Spath 1933

†Mortoniceras (Mortoniceras) arietiforme Spath 1922

†Pervinquieria arietiformis compressa Haas 1942

†Pervinquieria arietiformis elegans Haas 1942

†Mortoniceras (Mortoniceras) densecostatum van Hoepen 1946

†Mortoniceras (Mortoniceras) evolutum Spath 1922

Invalid names: Ophryoceras crassinodosum van Hoepen 1946 [synonym], Ophryoceras jugosum van Hoepen 1942 [synonym], Pervinquieria salebrosa van Hoepen 1942 [synonym]

†Mortoniceras (Mortoniceras) fallax Breistroffer 1940

†Mortoniceras (Mortoniceras) fissicostatum Spath 1932

†Mortoniceras (Mortoniceras) inflatum Sowerby 1818

†Pervinquieria inflata aequatorealis Kossmat 1907

Invalid names: Mortoniceras (Pervinquieria) commune Spath 1932 [synonym]

†Mortoniceras (Mortoniceras) kiliani Lasswitz 1904

†Mortoniceras (Mortoniceras) multicostatum Van Hoepen 1942

†Mortoniceras (Mortoniceras) nanum Spath 1933

†Mortoniceras (Mortoniceras) nodosocostatum van Hoepen 1942

†Mortoniceras (Mortoniceras) ornatum van Hoepen 1944

Invalid names: Pagoceras simum van Hoepen 1951 [synonym]

†Mortoniceras (Mortoniceras) pachys Seeley 1865

†Mortoniceras (Mortoniceras) potternense Spath 1932

†Mortoniceras (Mortoniceras) quadrinodosum Spath 1932

†Mortoniceras (Mortoniceras) recticostatum Spath 1925

†Mortoniceras (Mortoniceras) subrotundum Spath 1922

†Mortoniceras (Mortoniceras) vespertinus Morton 1834

†Pervinquieria arietiformis levicostata Haasa 1942

Invalid names: Pervinquieria (Styphloceras) Van Hoepen 1951 [synonym]

Subg. †Mortoniceras (Rusoceras)

†Mortoniceras (Rusoceras) nothum van Hoepen 1946

Subg. †Mortoniceras (Subschloenbachia) Spath 1921

†Mortoniceras (Subschloenbachia) perinflatum Spath 1922

Invalid names: Durnovarites adkinsi Young 1957 [synonym], Mortoniceras (Durnovarites) postinflatum Spath 1933 [synonym], Mortoniceras (Durnovarites) vraconense Renz 1968 [synonym], Subschloenbachia depressa Spath 1922 [synonym], Subschloenbachia quadrata Spath 1922 [synonym]

†Mortoniceras (Subschloenbachia) rostratum Sowerby 1817

†Subschloenbachia ambigua Spath 1922

†Subschloenbachia angolaensis Boule et al. 1907

†Subschloenbachia benguellaensis Spath 1922

†Subschloenbachia cycloceratoides Spath 1922

†Subschloenbachia dombensis Spath 1922

†Subschloenbachia inflatiformis Szajnocha 1885

†Subschloenbachia irregularis Spath 1922

†Subschloenbachia meunieri Spath 1922

†Subschloenbachia neuparthi Choffat 1905

†Subschloenbachia orientalis Kossmat 1895

†Subschloenbachia robusta Spath 1922

†Subschloenbachia stoliczkai Spath 1921

†Subschloenbachia striata Spath 1922

Invalid names: Mortoniceras (Durnovarites) Spath 1922 [synonym], Reyericeras Collignon 1979 [synonym]

†Mortoniceras equidistans Cobban 1987

†Mortoniceras gainesana Anderson 1958

†Mortoniceras leonense Cobban 1987

†Mortoniceras scobinum Van Hoepen 1942

Invalid names: Inflaticeras Stieler 1920 [synonym], Pagoceras van Hoepen 1951 [synonym]

Diagnosis

No diagnoses are available

Measurements

part	N	mean	minimum	maximum	median	s.d.
shell height	35	31.7	6.00	85.0	38.2	21.0
shell diameter	35	86.7	15.5	288.0	102.5	67.0
shell inflation	35	33.5	6.00	144.0	40.0	34.7

Composition:

aragoniteo

Environment:

marinec

Locomotion:

fast-movingo

Life habit:

nektonico

Diet:

carnivoreo

Vision:

well-developedc

Created:

2005-01-28 02:27:03

Modified:

2009-10-08 14:14:55

Source: o = order, c = class

References: Kiessling 2004, Kiessling 2003

Age range: base of the Early/Lower Albian to the top of the Cenomanian or 112.03000 to 93.90000 Ma

Collections (180 total)

Time interval	Ma	Country or state	Original ID and collection number
Albian	113.0 - 100.5	Madagascar	Deiradoceras besairiei, Pervinquieria inflata (98264) Deiradoceras varicostatum, Deiradoceras devonense, Deiradoceras besairiei (98245) Deiradoceras varisectum, Deiradoceras hirtzi, Pervinquieria arietiformis, Deiradoceras cunningtoni (98250) Pervinquieria rostrata (98253)
Albian	113.0 - 100.5	USA (New Mexico)	M. equidistans (37561)
Albian	113.0 - 100.5	Canada (British Columbia)	M. downii (87479) M. sp. A (87478 87482) M. sp. A, M. sp. B (87477) M. sp. B (87490)
Albian	113.0 - 100.5	USA (California)	Pervinquieria inflata (83771)
Albian - Early/Lower Cenomanian	113.0 - 93.5	United Kingdom (England)	Ammonites rostratus (198090 198091)
Early/Lower Albian	112.03 - 109.0	Venezuela (Trujillo)	M. pachys, M. densecostatum (87968)
Early/Lower Albian - Middle Albian	112.03 - 105.3	France	M. perinflatum, M. subquadratum (13499)
Early/Lower Albian - Late/Upper Albian	112.03 - 99.6	France	M. perinflatum (58861) M. sp., M. perinflatum (57922)
Middle Albian	109.0 - 105.3	Switzerland	M. sp. (58111)
Middle Albian - Late/Upper Albian	109.0 - 99.6	Madagascar (Mahajanga)	Deiradoceras praerostatum, Deiradoceras mokarahense, Deiradoceras exile, Deiradoceras cunningtoni, Deiradoceras besairiei, Deiradoceras fibulatum (86506)
Middle Albian - Late/Upper Albian	109.0 - 99.6	Switzerland	M. sp. (197618)
Late/Upper Albian	105.3 - 99.6	Equatorial Guinea	Schloenbachia inflatiformis (209596)
Late/Upper Albian	105.3 - 99.6	Madagascar (Antsiranana)	Deiradoceras devonense (98215) Deiradoceras hubaulti, Deiradoceras cunningtoni, Pervinquieria rostrata (86507)
Late/Upper Albian	105.3 - 99.6	USA (California)	M. adkinsi (224986) M. gainesana (1784) M. kiliani (225645) M. nodosocostatum (225652) M. quadratum (225648)
Late/Upper Albian	105.3 - 99.6	North Atlantic	M. exile (74358)
Late/Upper Albian	105.3 - 99.6	United Kingdom (England)	M. sp., M. quadratum (82856)
Late/Upper Albian	105.3 - 99.6	Colombia	M. arietiforme (67508 67509 67516 67518 67522 67525 67526 67527 67529 67530 67533 67534) M. arietiforme, M. equidistans (67513 67514 67517 67519 67521 67523 67524) M. equidistans (67515 67520)
Late/Upper Albian	105.3 - 99.6	Australia (Queensland)	Inflaticeras sp. (83925)
Late/Upper Albian	105.3 - 99.6	Mozambique	M. albense (174832) M. prerostratum, M. bispinosum (174617) M. recticostatum, M. aequatorealis (174812) M. sp. (174805 174827) M. sp., M. devonense, M. ornatum (174811)
Late/Upper Albian	105.3 - 99.6	France	M. fallax (56541) M. perinflatum (56527 56669 56848 58127 58248 174482 174484 174485 174492) M. rostratum (174464 174466 174471 174477 174480) M. sp. (56552 56554 58246) M. sp., M. inflatum, M. perinflatum (58122 58125) M. sp., M. inflatum, M. perinflatum, M. subquadratum (58527) M. sp., M. perinflatum (56523 56680 58363 58431 58533) M. sp., M. subquadratum (58126) M. subquadratum (57941 58560)
Late/Upper Albian	105.3 - 99.6	Ecuador	M. sp. (56770)
Late/Upper Albian	105.3 - 99.6	Spain	M. rostratum (3829) M. sp. (3823) M. sp., M. rostratum (3824)
Late/Upper Albian	105.3 - 99.6	South Africa	M. sp. (66012 66013 66014 66016)
Late/Upper Albian	105.3 - 99.6	Angola	Elobiceras arietiforme, Schloenbachia inflata (210851) M. gregoryi, M. collignoni, M. simplex (232170) M. perinflatum, M. subquadratum (232171) Pervinquieria romeri, Pervinquieria perarmata, Pervinquieria barbouri, Pervinquieria howelli, Pervinquieria proteus, Pervinquieria arietiformis, Pervinquieria inflata, Pervinquieria evoluta, Pervinquieria simplex (83840) Schloenbachia inflata (209632 210889 210890) Schloenbachia inflatiformis, Schloenbachia neuparthi, Schloenbachia simplex, Schloenbachia lenzi (210888) Subschloenbachia aequatorialis (210841) Subschloenbachia angolaensis, Schloenbachia lenzi, Schloenbachia inflata (210852) Subschloenbachia cycloceratoides, Subschloenbachia rostrata (210726) Subschloenbachia evoluta (210736) Subschloenbachia gregoryi (210842 210843) Subschloenbachia neuparthi (210844 210845) Subschloenbachia quadrata (210809) Subschloenbachia rostrata (210839) Subschloenbachia sp. juv. (210732) Subschloenbachia sp. juv., Subschloenbachia perinflata, Subschloenbachia subrotunda (210733) Subschloenbachia sp. nov. ? ind. 11, Elobiceras arietiforme, Subschloenbachia subrotunda, Subschloenbachia stoliczkai, Subschloenbachia orientalis, Subschloenbachia aequatorialis, Subschloenbachia cycloceratoides, Subschloenbachia irregularis, Subschloenbachia ambigua (210811) Subschloenbachia sp. nov. ? ind. 7, Subschloenbachia angolaensis, Subschloenbachia striata, Subschloenbachia inflatiformis (210838) Subschloenbachia sp., Subschloenbachia quadrata, Subschloenbachia aequatorialis (210731) Subschloenbachia sp., Subschloenbachia sp. nov. ? ind. 7, Subschloenbachia sp. nov., Subschloenbachia subrotunda, Subschloenbachia depressa, Subschloenbachia quadrata, Subschloenbachia aequatorialis, Subschloenbachia robusta (210730) Subschloenbachia stoliczkai (210840) Subschloenbachia subrotunda, Subschloenbachia inflatiformis (210739)
Late/Upper Albian	105.3 - 99.6	Egypt	M. inflatum (191715) M. inflatum, M. bipunctatum (191706) M. rostratum (191707 191716)
Late/Upper Albian	105.3 - 99.6	Armenia	M. rostratum (183304)
Late/Upper Albian	105.3 - 99.6	Mexico (Durango)	Schloenbachia inflata (87610)
Late/Upper Albian	105.3 - 99.6	USA (Texas)	M. drakei (82370) M. perinflatum (175115 175163 175165) M. rostratum (175112 175191 175192) M. rostratum, M. drakei (82364 82366 82368) M. sp. (82369) M. wintoni (82361)
Late/Upper Albian	105.3 - 99.6	Switzerland	M. sp. (58113)
Late/Upper Albian	105.3 - 99.6	Iran	M. fallax (183698) M. fissicostatum (174596) M. inflatum, M. cunningtoni, M. bipunctatum, M. fissicostatum (174598)
Late/Upper Albian	105.3 - 99.6	Nigeria	M. barbouri (210702) M. evolutum (82731) M. gregoryi, M. depressum, M. quadratum, M. levecostatum (82735) M. gregoryi, M. quadrinodosum (82773) M. pachys (82766) M. pachys, M. evolutum, M. nodosocostatum (82771) M. quadrinodosum (82772 210681) M. quadrinodosum, M. nodosocostatum (82767) M. sp., M. kiliani, M. romeri, M. multicostatum (82770) M. subrotundum (82764) M. wintoni (210701) Pervinquieria depressa, Pervinquieria quadrata, Pervinquieria sp. nov. (210106)
Late/Upper Albian	105.3 - 99.6	Madagascar (Mahajanga)	Pervinquieria inflata, Pervinquieria rostrata (98220)
Late/Upper Albian	105.3 - 99.6	Belgium	M. fallax, M. nanum (174924)
Late/Upper Albian	105.3 - 99.6	Madagascar	Deiradoceras cunningtoni (98251) Pervinquieria inflata (98265)
Late/Upper Albian	105.3 - 99.6	Virgin Islands, U.S.	M. nanum, M. scobinum (209728)
Late/Upper Albian	105.3 - 99.6	USA (New Mexico)	M. equidistans (179785) M. leonense (179782) M. sp. (179774) M. sp., M. equidistans (179735)
Late/Upper Albian	105.3 - 99.6	Venezuela (Lara)	M. arietiforme (87951) M. arietiforme, M. prerostratum, M. devonense, M. exile, M. nothum (87953) M. mokarahaense (87954)
Late/Upper Albian	105.3 - 99.6	Japan	M. rostratum (122347) M. sp., M. rostratum (122277)
Late/Upper Albian	105.3 - 99.6	Ukraine	M. perinflatum (183306) M. rostratum (183294)
Late/Upper Albian	105.3 - 99.6	Germany (Brandenburg)	M. albense (126920)
Cenomanian	100.5 - 93.9	France	M. perinflatum (56679)
Cenomanian	100.5 - 93.9	USA (California)	Pervinquieria gainesana (158116)
Early/Lower Cenomanian	99.6 - 93.5	Mexico (Zacatecas)	Schloenbachia inflata (87607)
Early/Lower Cenomanian	99.6 - 93.5	France	M. perinflatum (58634) M. sp. (58890)
Early/Lower Cenomanian	99.6 - 93.5	USA (California)	M. gainesana (1786 1787)