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Pycnomphalus

Gastropoda - Euomphalina - Anomphalidae

Taxonomy
Pycnomphalus was named by Lindström (1884) [Sepkoski's age data: S Ldov-m S Ludl]. It is not extant. Its type is Pycnomphalus obesus. It is the type genus of Pycnomphalinae.

It was assigned to Anomphalidae by Knight et al. (1960); to Pycnomphalinae by Peel (1984); and to Euomphalina by Sepkoski (2002).

Synonymy list
YearName and author
1884Pycnomphalus Lindström
1960Pycnomphalus Knight et al. p. 244
1984Pycnomphalus Peel
2002Pycnomphalus Sepkoski

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—Spiralia
superphylumLophotrochozoa
phylumMollusca
RankNameAuthor
classGastropoda
subclassEogastropoda
orderEuomphalina
superfamilyEuomphaloidea()
familyAnomphalidae
subfamilyPycnomphalinae
genusPycnomphalus

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. †Pycnomphalus Lindström 1884
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†Pycnomphalus acutus Lindström 1884
†Pycnomphalus colemani Parks 1915
†Pycnomphalus concurrens Perner 1903
†Pycnomphalus helicites de Sowerby and Murchison 1839
†Pycnomphalus immaturus Perner 1903
†Pycnomphalus inflatus Perner 1903
†Pycnomphalus nummularius Perner 1903
†Pycnomphalus obesus Lindström 1884
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Invalid names: Pycnomphalus solarioides Hall 1852 [synonym]
†Pycnomphalus placidus Perner 1903
†Pycnomphalus trochiformis Lindström 1884
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: aragonitec
Entire body: yesg
Adult length: 10 to < 100g
Adult width: 10 to < 100g
Folds: noneg
Ribbing: noneg
Spines: noneg
Internal reinforcement: noneg
Locomotion: actively mobilef
Life habit: epifaunalf
Diet: detritivoref
Vision: limitedc
Comments: BODY SIZE: Data from Knight et al. (1960).g
Created: 2009-06-11 08:19:16
Modified: 2009-06-11 10:19:16
Source: g = genus, f = family, c = class
References: Hendy 2009, Bandel et al. 2002, Kiessling 2004

Age range: base of the Richmondian to the top of the Pragian or 449.60000 to 407.60000 Ma

Collections (24 total)


Time interval Ma Country or state Original ID and collection number
Richmondian449.6 - 445.5Canada (Nunavut) P. solarioides (24187)
Rhuddanian443.4 - 440.8Czech Republic (Bohemia) Turbo placidus (105700)
Llandovery443.4 - 433.4Greenland P. sp. (188527)
Telychian438.5 - 433.4Canada (Ontario) P. colemani (77332)
Telychian438.5 - 433.4Sweden (Gotland) P. obesus, P. acutus (3976)
Sheinwoodian433.4 - 430.5Canada (Nunavut) P. obesus (26009)
Sheinwoodian433.4 - 430.5Sweden (Gotland) P. acutus (3974 3975 3977 155697)
Wenlock - Ludlow433.4 - 423.0USA (Wisconsin) P. solarioides (24944)
Gorstian427.4 - 425.6Canada (Ontario) P. solarioides (155012)
Gorstian427.4 - 425.6Sweden (Gotland) P. acutus (13603)
Gorstian427.4 - 425.6Czech Republic (Hlavni města Praha) P. concurrens (104940)
Gorstian427.4 - 425.6Czech Republic (Praha) Turbocheilus immaturus (58980)
Ludlow427.4 - 423.0China (Yunnan) P. obesus (56660)
Ludlow427.4 - 423.0Canada (Ontario) P. solarioides (14196 154346 155723)
Ludlow427.4 - 423.0Czech Republic Turbocheilus immaturus (144741)
Pridoli423.0 - 419.2Czech Republic (Praha) Nematotrochus concurrens, P. inflatus (155864)
Pridoli423.0 - 419.2United Kingdom (England) Platyschisma helicites (232762) Turbocheilus helicites (23108)
Pragian410.8 - 407.6Czech Republic (Bohemia) P. nummularius (104794)