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Cucullaea (Idonearca)

Bivalvia - Arcida - Cucullaeidae

Taxonomy
Idonearca was named by Conrad (1862) [m. kosnik taxon no: 4032]. Its type is Cucullaea (Idonearca) tippana.

It was reranked as Cucullaea (Idonearca) by Anderson (1958), Tashiro and Kozai (1982), Tashiro (1988), El Qot (2006), Ros-Franch et al. (2014) and Mendir et al. (2021).

It was assigned to Parallelodontidae by Stoyanow (1949); to Cucullaeidae by Vokes (1980); to Idonearcidae by Bouchet et al. (2010); and to Cucullaea by Anderson (1958), Tashiro and Kozai (1982), Tashiro (1988), El Qot (2006), Ros-Franch et al. (2014) and Mendir et al. (2021).

Subtaxa
Cucullaea (Idonearca) alamoensis, Cucullaea (Idonearca) buttensis, Cucullaea (Idonearca) calabaza, Cucullaea (Idonearca) diceras, Cucullaea (Idonearca) ezoensis, Cucullaea (Idonearca) gravida (syn. Arca decurtata), Cucullaea (Idonearca) grossaforma, Cucullaea (Idonearca) maresi, Cucullaea (Idonearca) melhaseana, Cucullaea (Idonearca) muensteri, Cucullaea (Idonearca) thevestensis, Cucullaea (Idonearca) tippana (type species), Cucullaea (Idonearca) trigona, Cucullaea (Idonearca) youngi, Idonearca capax, Idonearca carolinensis, Idonearca deserti, Idonearca littlei, Idonearca orientalis, Idonearca stephensoni
Species lacking formal opinion data
Arca gabrielis, Cucullaea aalensis, Cucullaea acuticarinata, Cucullaea antarctica, Cucullaea australis, Cucullaea ceres, Cucullaea clathrata, Cucullaea contracta, Cucullaea coxi, Cucullaea egertonianus, Cucullaea favrei, Cucullaea fuegunensis, Cucullaea gabrielis, Cucullaea jaworskii, Cucullaea kipandeensis, Cucullaea mailleana, Cucullaea matheroniana, Cucullaea minchiahamplonensis, Cucullaea ornata, Cucullaea powersi, Cucullaea rothi, Cucullaea rothi, Cucullaea royei, Cucullaea sheikhfadli, Cucullaea texta, Cucullaea vulgaris, Cucullaea wadei, Cucullaea waihaoensis, Cucullaea waihaoensis, Cucullaea woodsi, Idonearca aequilateralis, Idonearca glabra, Idonearca matheroni

Synonymy list
YearName and author
1862Idonearca Conrad
1949Idonearca Stoyanow p. 63
1958Cucullaea (Idonearca) Anderson p. 87
1980Idonearca Vokes p. 17
1982Cucullaea (Idonearca) Tashiro and Kozai p. 71
1988Cucullaea (Idonearca) Tashiro p. 286
2006Cucullaea (Idonearca) El Qot p. 24
2010Idonearca Bouchet et al.
2014Cucullaea (Idonearca) Ros-Franch et al.
2021Cucullaea (Idonearca) Mendir et al. p. 4

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—Spiralia
superphylumLophotrochozoa
phylumMollusca
classBivalvia
—Eubivalvia
RankNameAuthor
subclassAutobranchia(Groblen 1894)
infraclassPteriomorphia(Beurlen 1944)
—OstreomorphiFerussac 1822
—ArcioniGray 1854
orderArcida(Stoliczka 1871)
superfamilyArcoidea(Lamarck 1809)
familyCucullaeidaeStewart 1930
genusCucullaeaLamarck 1801
subgenusIdonearca(Conrad 1862)

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. †Cucullaea (Idonearca) Conrad 1862
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†Cucullaea (Idonearca) ezoensis Yabe and Nagao 1928
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Invalid names: Arca decurtata Gabb 1864 [synonym]
†Idonearca capax Conrad 1858
†Idonearca deserti Douvillé 1916
†Idonearca littlei Gabb 1877
†Idonearca orientalis Douvillé 1916
†Idonearca stephensoni Stoyanow 1949
Diagnosis
No diagnoses are available
Measurements
partNmean
height118.0
valve height122.4

Composition: aragoniteo
Locomotion: facultatively mobileg
Life habit: infaunalg
Diet: suspension feederg
Vision: limitedf
Created: 2004-02-29 15:53:52
Modified: 2004-02-29 17:53:52
Source: g = genus, f = family, o = order
Reference: Aberhan et al. 2004

Age range: base of the Hettangian to the top of the Late/Upper Maastrichtian or 201.30000 to 66.00000 Ma

Collections (400 total)

Oldest occurrences

Time interval Ma Country or state Original ID and collection number
Hettangian201.3 - 199.3Japan (Miyagi) Cucullaea mabuchii (40541)
Pliensbachian190.8 - 182.7Argentina (Neuquen) Cucullaea rothi (33902)
Pliensbachian190.8 - 182.7Portugal (Coimbra) Cucullaea muensteri (225384 225385 225386)
Early/Lower Toarcian183.0 - 182.0Spain (Teruel) Cucullaea muensteri (211198 211199 211200 211201 211202)
Early/Lower Toarcian183.0 - 182.0Spain Cucullaea muensteri (25621 25661 25664 25665 25666 25667 25668 25670 25671 25672 25673 25674 25675 25938 26137 26141 26149 26321 26322 26323)
Early/Lower Toarcian183.0 - 182.0Portugal (Coimbra) Cucullaea muensteri (225388)
Early/Lower Toarcian - Middle Toarcian183.0 - 175.6Spain Cucullaea aalensis (51613) Cucullaea muensteri (25773)
Toarcian182.7 - 174.1Argentina (Neuquen) Cucullaea rothi (33827)
Middle Toarcian182.0 - 175.6Chile Cucullaea rothi (35447)
Late/Upper Toarcian180.1 - 175.6Chile Cucullaea rothi (33877 35449 35453)

Youngest occurrences
Time interval Ma Country or state PBDB collection number
Early/Lower Maastrichtian70.6 - 66.0USA (Georgia) Cucullaea capax (4287 4298) Cucullaea capax, Cucullaea sp. (4277) Cucullaea sp. (4265 4268 4280)
Late/Upper Maastrichtian70.6 - 66.0USA (New Jersey) Cucullaea capax (4377)
Late/Upper Maastrichtian70.6 - 66.0USA (Alabama) Cucullaea capax (4173 4175 4177 4178 4179 4180 4182 4183 4184 4186 4187 4189 4192 4193 4194 4197 4198 4199 4200 4201 4202 4203 4205 4206 4213 4214 4215 4216 4218 4219 4222 4225 4228 4230 4231 4236 83225 83238) Cucullaea capax, Cucullaea sp. (4237) Cucullaea sp. (4174 4220)
Late/Upper Maastrichtian70.6 - 66.0USA (North Carolina) Cucullaea capax (4363)
Late/Upper Maastrichtian70.6 - 66.0USA (Mississippi) Cucullaea capax (4123 4124 4125 4126 4127 4129 4131 4132 4136 4137 4138 4142 4143 4147 4148 4149 4150 4151 4152 4154 4156 4157 4159 4160 4162 4163 4164 4165 4166 4167 4168 4169 4170 4171 4172 212621) Cucullaea sp. (4106)
Late/Upper Maastrichtian70.6 - 66.0USA (South Carolina) Cucullaea capax (4350) Cucullaea sp. (4359)
Late/Upper Maastrichtian70.6 - 66.0USA (Missouri) Cucullaea capax (4382 4385 4386)
Late/Upper Maastrichtian70.6 - 66.0USA (Tennessee) Cucullaea capax (4121)
Late/Upper Maastrichtian70.6 - 66.0USA (Maryland) Cucullaea capax (4369 4371 4372 4376) Cucullaea capax, Cucullaea sp. (4373)
Late/Upper Maastrichtian70.6 - 66.0USA (Texas) Cucullaea capax (4399 4404 4413 4461 4473 4489 4501 4502 4504 4505 4522) Cucullaea capax, Cucullaea deatvillensis, Cucullaea sp. (4491 4496) Cucullaea capax, Cucullaea sp. (4503 4523) Cucullaea deatvillensis (4459 4468 4471 4475 4481) Cucullaea sp. (4394 4412 4414 4482) Idonearca sp. (5554 5555 5556 5557 5559 5562 5563 5567)