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Discohelix

Gastropoda - Discohelicidae

Synonymy list
YearName and author
1847Discohelix Dunker
1897Discohelix Ulrich and Scofield
1941Euomphalus (Discohelix) Delpey p. 264
1960Discohelix Knight et al. p. 195
1979Discohelix Szabo p. 20
1989Discohelix Conti and Szabó p. 30
1995Discohelix Schröder p. 10
2002Discohelix Sepkoski
2005Discohelix Bouchet et al. p. 66
2010Discohelix Bandel p. 479

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—Spiralia
superphylumLophotrochozoa
RankNameAuthor
phylumMollusca
classGastropoda
subclassVetigastropoda(Salvini-Plawen 1980)
superfamilyCirroidea
familyDiscohelicidaeSchröder 1995
genusDiscohelixDunker 1847

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. †Discohelix Dunker 1847
show all | hide all
Subg. †Discohelix (Discogonius) Yin and Yochelson 1983
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†Discohelix (Discogonius) subvenusta Yin and Yochelson 1983
†Discohelix acarinata Szabo 1979
†Discohelix albinatiensis Dumortier 1874
†Discohelix calculiformis Dunker 1847
†Discohelix calculus Sandberger 1870
†Discohelix californicus Weaver 1905
†Discohelix centricosta Wendt 1968
†Discohelix conica Wendt 1968
†Discohelix costata Wendt 1968
†Discohelix cotswoldiae Lycett 1850
†Discohelix crenulata Moore 1867
†Discohelix dictyota Wendt 1968
†Discohelix elegantula Douvillé 1916
†Discohelix excavata Reuss 1852
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Invalid names: Discohelix amabilis Seguenza 1885 [synonym]
†Discohelix guembeli von Ammon 1892
†Discohelix inornata Szabo 1979
†Discohelix leana Gabb 1864
†Discohelix levis Wendt 1968
†Discohelix mariae Gemmellaro 1911
†Discohelix miocarinata Szabo 1979
†Discohelix murrayensis Hanna 1927
†Discohelix orbis Reuss 1852
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Invalid names: Discohelix galatensis Seguenza 1885 [synonym]
†Discohelix ornata Hauer 1853
†Discohelix pinguis Zhu 1995
†Discohelix planigyroides Anderson 1938
†Discohelix radiata Phillips 1841
†Discohelix texana Aldrich 1911
†Discohelix venustus Zhu 1995
Diagnosis
No diagnoses are available
Measurements
partNmeanminimummaximummedians.d.
height116.774.809.306.701.45
shell height30.7200.1809.000.2305.08

Composition: aragonitec
Locomotion: actively mobilesupero
Life habit: epifaunalsupero
Diet: grazersupero
Vision: limitedc
Created: 2009-09-10 08:55:39
Modified: 2009-09-10 10:55:39
Source: supero = superorder, c = class
References: Hendy et al. 2009, Kiessling 2004

Age range: base of the Anisian to the top of the Early/Lower Pleistocene or 247.20000 to 0.78100 Ma

Collections (144 total)


Time interval Ma Country or state Original ID and collection number
Anisian247.2 - 242.0China (Guizhou) Woehrmannia venusta (98055)
Pelsonian - Illyrian247.2 - 242.0China (Guizhou) Discogonius sp. (31618) Discogonius subvenustus (31617 31619 31620 31631 31632) D. subvenusta (44250 44255)
Rhaetian208.5 - 201.3Peru D. sp. (68096)
Hettangian - Sinemurian201.3 - 190.8Germany D. sp. (236987)
Late/Upper Sinemurian196.5 - 189.6Hungary D. orbis, D. excavata, D. acarinata (118984)
Oxynotum - Raricostatum196.5 - 189.6Hungary (Veszprém Megye) D. excavata (118997) D. ornata, D. excavata, D. inornata (81576)
Raricostatum196.5 - 189.6Hungary D. sp. (118986 118988)
Late/Upper Sinemurian - Early/Lower Pliensbachian196.5 - 183.0Hungary D. orbis (78691) D. orbis, D. miocarinata (78630)
Raricostatum - Davoei196.5 - 183.0Hungary D. orbis, D. miocarinata (78690)
Raricostatum - Ibex196.5 - 183.0Hungary D. orbis, D. acarinata (78689)
Semicostatum - Ibex196.5 - 183.0Hungary D. orbis, D. acarinata (78688)
Pliensbachian190.8 - 182.7Hungary D. orbis, D. excavata (91407) D. orbis, D. excavata, D. miocarinata, D. acarinata (91406)
Pliensbachian190.8 - 182.7Italy (Veneto) D. excavata (98398)
Davoei189.6 - 183.0Hungary D. excavata (108956 109115 118998 119134) D. orbis (108950 108951 108952 108955 108958 109112 109116 109121 109122 118999 119000 119003) D. orbis, D. excavata (108953 109120)
Early/Lower Pliensbachian189.6 - 183.0Italy (Messina) D. orbis, D. excavata, D. mariae (173593)
Ibex189.6 - 183.0Hungary (Veszprém Megye) D. orbis (81548 81550)
Ibex189.6 - 183.0Hungary D. acarinata (108883 108884 108885) D. orbis (108850 108939 108940 108941 108942 108943 108944 108948 118991) D. orbis, D. excavata, D. acarinata (45475)
Ibex189.6 - 183.0United Kingdom (Dorset) D. orbis (159147)
Margaritatus189.6 - 183.0Hungary (Veszprém Megye) D. sp. (45472)
Margaritatus189.6 - 183.0Hungary D. orbis (108895 108963 109100 109103 109105 109106 109110 109141 109142 109494 109499 109500 109513 109515 109519)
Spinatum189.6 - 183.0Hungary D. orbis (108966)
Early/Lower Pliensbachian - Middle Toarcian189.6 - 175.6Hungary D. orbis (108969)
Early/Lower Toarcian183.0 - 182.0Somalia D. sp. (179136)
Early/Lower Toarcian183.0 - 182.0Spain D. sinistra (26391) D. sinsitra (26390) D. subequalis (26139)
Toarcian182.7 - 174.1Kenya D. didimtuensis (36455)
Toarcian182.7 - 174.1Saudi Arabia D. douvillei (45186 45187 45189)
Toarcian182.7 - 174.1Italy D. dictyota, D. albinatiensis, D. conica, D. centricostan, D. costata, D. crenulata (191474)
Late/Upper Toarcian180.1 - 175.6Italy D. dictyota (91410)
Concavum175.6 - 171.6Morocco D. guembeli (97886) D. subaequalis (97901 97935)
Middle Aalenian175.6 - 171.6Italy (Central Italy ) D. cooki (123679)
Opalinum175.6 - 171.6United Kingdom D. pulchior, D. dundriensis (141362)
Aalenian - Early/Lower Bajocian174.1 - 168.4Italy D. cotswaldiae, D. levis, D. calculiformis, D. angusta (175384)
Early/Lower Bajocian171.6 - 168.4Italy (Umbria) D. cooki (176993)
Humphresianum - Parkinsoni171.6 - 167.7Hungary D. cotswoldiae (91409)
Sauzei171.6 - 167.7Morocco D. costata (97894)
Late/Upper Bajocian - Early/Lower Bathonian171.6 - 164.7Germany D. parvanodosa (58412)
Bajocian170.3 - 168.3Morocco D. pulchrior, D. subaequalis, D. sp. (97937)
Bajocian170.3 - 168.3Italy (Central Italy ) D. cooki (123682)
Bajocian170.3 - 168.3Saudi Arabia D. sp. (48136)
Bajocian - Bathonian170.3 - 166.1China (Yunnan) D. calculus (165451)
Bathonian168.3 - 166.1Saudi Arabia D. sp. (48307 48340 48396 48405 48447)
Bathonian168.3 - 166.1Germany D. parvanodosa (58210)
Bathonian168.3 - 166.1Egypt D. elegantula (171222) D. sp. (171228)
Callovian166.1 - 163.5Saudi Arabia D. douvillei (47890) D. sp. (47846 47873 47902 47912 48604)
Callovian166.1 - 163.5India D. sp. (61886)
Callovian166.1 - 163.5Yemen (Wadi Hajar) D. sp. (2607 2608)
Early/Lower Callovian164.7 - 161.2Tunisia D. tunisiensis (100389)
Late/Upper Callovian164.7 - 161.2Italy D. guembeli (191475)
Middle Callovian - Late/Upper Callovian164.7 - 161.2Saudi Arabia D. douvillei (34544)
Middle Callovian - Late/Upper Callovian164.7 - 161.2Tunisia D. tunisiensis (13585)
Oxfordian163.5 - 157.3Saudi Arabia D. douvillei, D. sp., D. elegantulum (45562 45818) D. elegantulum (45982) D. sp. (46047)
Early/Lower Oxfordian161.2 - 155.7Italy D. guembeli (191476)
Aptian125.0 - 113.0Austria D. martinianum (65803 65804 65806)
Albian113.0 - 100.5Madagascar D. thevenini (98228 98244)
Early/Lower Albian112.03 - 109.0Madagascar D. thevenini (98226)
Middle Albian109.0 - 105.3Madagascar D. thevenini (98218)
Middle Albian109.0 - 105.3Madagascar (Mahajanga) D. thevenini (86503)
Cenomanian100.5 - 93.9United Kingdom (England) D. planus (81060)
Early/Lower Cenomanian99.6 - 93.5USA (California) D. leana (167599)
Paleocene66.0 - 56.0USA (California) D. californicus (190777) D. sp. (190776 190780)
Selandian61.6 - 59.2Denmark D. sp. (51500)
Thanetian59.2 - 56.0USA (California) D. californicus (52612)
Lutetian47.8 - 41.3France (Centre) D. pontileviensis (178085)
Early/Lower Pleistocene2.588 - 0.781USA (Florida) D. sp. (41501)