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Acila (Acila)

Bivalvia - Nuculida - Nuculidae

Synonymy list
YearName and author
1858Acila (Acila) Adams and Adams
1936Acila (Acila) Schenck p. 23
1938Acila (Acila) Woodring p. 28
1944Acila (Acila) Durham p. 133
1973Acila (Acila) Woodring p. 489
1983Acila (Acila) Moore p. A8
1984Acila (Acila) Moore p. 25
2003Acila (Acila) Kafanov and Ogasawara p. 50
2010Acila (Acila) Huber p. 89
2020Acila (Acila) Hendy

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—Spiralia
superphylumLophotrochozoa
phylumMollusca
classBivalvia
RankNameAuthor
—Eubivalvia
subclassProtobranchia(Pelseneer 1889)
superorderNuculiformiiDall 1889
orderNuculida(Dall 1889)
superfamilyNuculoidea(Gray 1824)
familyNuculidaeGray 1824
genusAcilaAdams and Adams 1858
subgenusAcilaAdams and Adams 1858

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.

Subg. Acila (Acila) Adams and Adams 1858
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†Acila (Acila) brevis Nagao and Huzioka 1941
†Acila (Acila) isthmica Brown and Pilsbry 1911
†Acila (Acila) kholmskensis Krishtofovich 1964
Acila (Acila) mirabilis Adams and Reeve 1850
†Acila (Acila) praedivaricata Nagao and Huzioka 1941
Acila (Acila) semirostrata Grant, IV and Gale 1931
†Acila (Acila) shimoyamai Oyama and Mizuno 1958
†Acila (Acila) submirabilis Makiyama 1926
Acila (Acila) vigilia Schenck 1936
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: aragonitef
Entire body: yesf
Adult length: 1.0 to < 10f
Adult width: 1.0 to < 10f
Adult height: 1.0 to < 10f
Thickness: thinf
Folds: nonef
Ribbing: minorf
Spines: nonef
Internal reinforcement: nonef
Ontogeny: accretionf
Environment: coastal, inner shelf, outer shelf, oceanicf
Locomotion: facultatively mobilef
Life habit: infaunalf
Diet: deposit feederf
Diet 2: suspension feederf
Vision: blindc
Created: 2008-11-15 10:09:53
Modified: 2009-08-18 20:13:53
Source: f = family, c = class
References: Aberhan et al. 2004, Mikkelsen and Bieler 2008

Age range

Maximum range based only on fossils: base of the Early/Lower Eocene to the top of the Piacenzian or 55.80000 to 2.58800 Ma
Minimum age of oldest fossil (stem group age): 48.6 Ma

Collections (81 total)


Time interval Ma Country or state Original ID and collection number
Early/Lower Eocene55.8 - 48.6Russian Federation Acila praedivaricata, Acila gettysburgensis (70564)
Lutetian - Bartonian47.8 - 38.0Russian Federation Acila kovatschensis (50051)
Bartonian41.3 - 38.0Japan Acila shimoyamai (70903)
Late/Upper Eocene37.2 - 33.9Japan Acila brevis (70424)
Early/Lower Oligocene33.9 - 28.4Russian Federation Acila submariabilis, Acila brevis, Acila praedivaricata, Acila kholmskensis, Acila gettysburgensis (70445)
Rupelian33.9 - 28.1Russian Federation Acila kholmskensis (49980)
Oligocene33.9 - 23.03USA (Alaska) Acila praedivaricata (44083)
Oligocene33.9 - 23.03Russian Federation Acila elongata, Acila praedivaricata (49974) Acila praedivaricata (50122)
Oligocene33.9 - 23.03USA (Washington) Acila gettysburgensis (208168 208169 208170 208171)
Late/Upper Oligocene28.4 - 23.03USA (Washington) Acila gettysburgensis (208152 208153 208154 208156)
Late/Upper Oligocene28.4 - 23.03Japan Acila brevis (70609 70611) Acila brevis, Acila praedivaricata (70608 70610 70616)
Late/Upper Oligocene28.4 - 23.03Russian Federation Acila antefultoni, Acila vengeriana, Acila kholmskensis, Acila gettysburgensis (70475) Acila gettysburgensis (70459) Acila kholmskensis (70527)
Late/Upper Oligocene28.4 - 23.03USA (Alaska) Acila brevis (44103) Acila gettysburgensis (44086)
Late/Upper Oligocene28.4 - 23.03Panama Acila isthmica (42572 42573 42574 42575)
Late/Upper Oligocene - Early/Lower Miocene28.4 - 15.97USA (Alaska) Nucula gettysburgensis (166447)
Chattian28.1 - 23.03USA (Washington) Acila gettysburgensis (52356 52357 52362 52363 91615 91623 180405 208161 221302)
Aquitanian23.03 - 20.44Japan (Hokkaido) Acila sp. (219254)
Aquitanian23.03 - 20.44Panama Acila isthmica (93040)
Early/Lower Miocene23.03 - 15.97Colombia Acila isthmica (96503 131222)
Early/Lower Miocene - Middle Miocene23.03 - 11.608USA (Alaska) Acila gettysburgensis (37670)
Burdigalian - Langhian20.44 - 13.82USA (Oregon) Acila gettysburgensis (39587 39591 39595)
Langhian15.97 - 13.82USA (Oregon) Acila gettysburgensis (39799)
Langhian15.97 - 13.82Japan Acila submirabilis (44958 44959 44960 44961 44970 179868 179869)
Langhian15.97 - 13.82Japan (Toyama) Acila submirabilis (219252)
Middle Miocene15.97 - 11.608Japan (Hiroshima) Acila sp. (51423)
Langhian - Tortonian15.97 - 7.246Russian Federation Acila elongata, Acila kholmskensis, Acila divaricata (50048)
Serravallian13.82 - 11.62Japan Acila submirabilis (44962)
Tortonian11.62 - 7.246Panama (Colon) Acila isthmica (145343)
Tortonian11.62 - 7.246Panama Acila isthmica (93052 93055 93057 93059)
Tortonian11.62 - 7.246Panama (Darien) Acila isthmica (136993)
Late/Upper Miocene11.608 - 5.333Russian Federation Acila vengeriana, Acila divaricata (70567)
Late/Upper Miocene11.608 - 5.333USA (California) Acila semirostrata (37548)
Late/Upper Miocene11.608 - 5.333Colombia Acila isthmica (131220)
Messinian7.246 - 5.333Panama Acila isthmica (60693 60697 60699 60700 60702)
Zanclean5.333 - 3.6Japan (Shizuoka) Acila sp. (179928)
Pliocene5.333 - 2.588Japan Acila vigilia (97081)
Pliocene5.333 - 2.588Costa Rica Acila isthmica (66796)
Late/Upper Pliocene3.6 - 2.588Costa Rica Acila isthmica (66794)
Late/Upper Pliocene3.6 - 2.588Japan (Fukushima) Acila mirabilis (62295)
Piacenzian3.6 - 2.588Japan Acila divaricata (97077)