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Lilloettia

Cephalopoda - Ammonitida - Sphaeroceratidae

Taxonomy
Lilloettia was named by Crickmay (1930) [Sepkoski's age data: J Bath-u J Call-m Sepkoski's reference number: 302].

It was reranked as Eurycephalites (Lilloettia) by Westermann (1984).

It was assigned to Macrocephalitidae by Imlay (1953), Arkell et al. (1957); to Eurycephalites by Westermann (1984); to Ammonoidea by Sepkoski (2002); and to Eurycephalitinae by Arthur et al. (1993), Parent (1998), Poulton and Hall (2019).

Synonymy list
YearName and author
1930Lilloettia Crickmay p. 60
1953Lilloettia Imlay
1957Lilloetia Arkell et al. p. 294
1984Eurycephalites (Lilloettia) Westermann p. 104
1993Lilloettia Arthur et al. p. 35
1998Lilloettia Parent p. 109
2002Lilloettia Sepkoski
2019Lilloettia Poulton and Hall

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—Spiralia
superphylumLophotrochozoa
phylumMollusca
classCephalopodaCuvier 1797
RankNameAuthor
subclassAmmonoidea()
orderAmmonitidaHaeckel 1866
suborderAmmonitinaHyatt 1889
superfamilyStephanoceratoidea(Newmayr 1875)
familySphaeroceratidaeBuckman 1920
subfamilyEurycephalitinaeThierry 1976
genusLilloettia

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. †Lilloettia Crickmay 1930
show all | hide all
†Lilloettia boesei Burckhardt 1927
†Lilloettia buckmani Crickmay 1930
†Lilloettia lilloetensis Crickmay 1930
†Lilloettia mertonyarwoodi Crickmay 1930
†Lilloettia milleri Imlay 1953
†Lilloettia stantoni Imlay 1953
†Lilloettia steinmanni Spath 1928
†Lilloettia tipperi Frebold 1967
Diagnosis
No diagnoses are available
Measurements
partNmeanminimummaximummedians.d.
shell height1340.518.080.045.021.4
shell diameter1375.832.0147.080.040.0
shell inflation133.781.509.004.001.88

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 2003, Kiessling 2004

Age range: base of the Bathonian to the top of the Temaikan or 168.20000 to 164.30000 Ma

Collections (41 total)


Time interval Ma Country or state Original ID and collection number
Temaikan176.0 - 164.3New Zealand (Auckland) L. boesei (4878) L. steinmanni (233875)
Middle Jurassic174.7 - 161.5Argentina L. steinmanni (236381)
Bathonian168.2 - 165.3Argentina (Neuquén) L. australis (235862 235946) L. sp. (235952)
Bathonian168.2 - 165.3Canada (British Columbia) L. sp., L. lilloetensis (37608)
Late/Upper Bathonian168.2 - 165.3Argentina (Neuquen) Lilloetia steinmanni (4881) L. steinmanni (158967 158972 158973)
Bathonian - Callovian168.2 - 161.5Canada (British Columbia) L. lilloetensis (37629 37630)
Late/Upper Bathonian - Early/Lower Callovian168.2 - 161.5Canada (British Columbia) L. lilloetensis (204169 204171) L. sp. (204170) L. sp., L. lilloetensis (204172)
Late/Upper Bathonian - Middle Callovian168.2 - 161.5Mexico (Guerrero) Macrocephalites boesei (233959)
Callovian165.3 - 161.5USA (Alaska) L. buckmani (158706 158710 158916 158920 158941 158947 158957) L. buckmani, L. lilloetensis (158948) L. buckmani, L. mertonyarwoodi (158958) L. buckmani, L. milleri, L. mertonyarwoodi (158699) L. buckmani, L. stantoni (158697 158949) L. lilloetensis (158696 158707 158960) L. mertonyarwoodi, L. stantoni (158908) L. stantoni (158887 158914)
Early/Lower Callovian165.3 - 161.5Canada (British Columbia) L. lilloetensis (185052 185056 185061) L. stantoni (185050) L. tipperi (185051)