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Nemodon

Bivalvia - Arcida - Parallelodontidae

Taxonomy
Nemodon was named by Conrad (1869) [Sepkoski's age data: K Ceno K Maes-u].

It was reranked as Arca (Nemodon) by Whiteaves (1900); it was reranked as Parallelodon (Nemodon) by Melville (1956).

It was assigned to Arca by Whiteaves (1900); to Parallelodontidae by Russell and Landes (1937); to Parallelodon by Melville (1956); to Grammatodontinae by Vokes (1980) and Yamani (1982); and to Arcoida by Sepkoski (2002).

Synonymy list
YearName and author
1869Nemodon Conrad
1900Arca (Nemodon) Whiteaves p. 294
1937Nemodon Russell and Landes p. 135
1956Parallelodon (Nemodon) Melville
1980Nemodon Vokes p. 16
1982Nemodon Yamani
2002Nemodon Sepkoski

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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)
familyParallelodontidaeDall 1898
subfamilyGrammatodontinaeBranson 1942
genusNemodonConrad 1869

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. †Nemodon Conrad 1869
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Subg. †Nemodon (Nemodon) Conrad 1869
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†Nemodon brevifrons Conrad 1875
†Nemodon canadensis Russell and Landes 1937
†Nemodon grandis Wade 1926
†Nemodon grandis navarroanus Stephenson 1941
†Nemodon textrina Stanton 1895
Diagnosis
No diagnoses are available
Measurements
partNmeanminimummaximummedians.d.
valve height38.405.5217.06.326.41

Composition: aragoniteo
Locomotion: facultatively mobilef
Attached: yesf
Life habit: low-level epifaunalf
Diet: suspension feederf
Vision: blindc
Created: 2009-10-10 16:21:52
Modified: 2009-10-10 18:21:52
Source: f = family, o = order, c = class
References: Hendy et al. 2009, Aberhan et al. 2004

Age range: base of the Early/Lower Hettangian to the top of the Bartonian or 201.30000 to 38.00000 Ma

Collections (236 total)


Time interval Ma Country or state Original ID and collection number
Early/Lower Hettangian201.3 - 196.5Italy N. sp. (29046)
Middle Jurassic174.7 - 161.5United Kingdom (Gloucestershire) Cucullaea nuarsensis (204066)
Late/Upper Oxfordian161.2 - 155.7Germany (Bavaria) N. maceratus (95774 95775)
Early/Lower Tithonian150.8 - 145.0Germany (Bavaria) N. maceratus (57791)
Early/Lower Tithonian150.8 - 145.0Germany N. maceratus (34608)
Aptian125.0 - 113.0Japan N. sp. (69101)
Cenomanian100.5 - 93.9Jordan N. sp. (154969)
Cenomanian100.5 - 93.9USA (Arizona) N. sp. (3082 3085)
Late/Upper Cretaceous100.5 - 66.0USA (Texas) N. lineatus (225659 225668 225692)
Early/Lower Cenomanian99.6 - 93.5India N. filistriata (228245)
Late/Upper Cenomanian99.6 - 93.5USA (Arizona) N. sp. (53507)
Late/Upper Cenomanian99.6 - 93.5USA (Utah) N. sp. (3325 3328 44164)
Late/Upper Cenomanian99.6 - 93.5Jordan N. sp. (154975)
Middle Cenomanian99.6 - 93.5Mozambique Arca filistriata (174799)
Middle Cenomanian99.6 - 93.5India N. filistriata (228244 228246)
Campanian83.6 - 72.1USA (North Carolina) N. brevifrons (7612 7626 87677) N. eufalensis (123474 190553 190554) N. eufalensis, N. brevifrons (190555 190579) N. sp. (7611 7617 7620 7622 7624)
Campanian83.6 - 72.1USA (Wyoming) N. sp. (1729)
Early/Lower Campanian83.5 - 70.6USA (New Jersey) N. sp., N. eufaulensis (88610)
Early/Lower Campanian83.5 - 70.6USA (Delaware) N. sp. (6127 6136)
Early/Lower Campanian - Middle Campanian83.5 - 70.6USA (Mississippi) N. neusensis (6656) N. neusensis, N. brevifrons (6660) N. sp. (6658 6664) N. sp. 1 (32140 32141)
Late/Upper Campanian83.5 - 70.6USA (Colorado) N. adkinsi, N. harriesi (162249)
Late/Upper Campanian83.5 - 70.6Canada (Alberta) N. canadensis (82638)
Late/Upper Campanian83.5 - 70.6USA (Delaware) N. eufaulensis, N. sp. (6171) N. sp. (6157)
Late/Upper Campanian83.5 - 70.6USA (Tennessee) N. eufaulensis, N. stantoni, N. grandis (88357)
Late/Upper Campanian83.5 - 70.6USA (Texas) N. adkinsi (7481) N. bowiei (7472 7482) N. grandis navarroanus (7512) N. sp. (7580)
Middle Campanian83.5 - 70.6USA (Texas) N. eufaulensis (7466 7467 7468) N. punctus (3612) N. sp. (3605)
Middle Campanian - Late/Upper Campanian83.5 - 70.6USA (New Jersey) N. sp. (3870) N. stantoni (3883)
Late/Upper Campanian - Early/Lower Maastrichtian83.5 - 66.0Mexico (Baja California) N. vancouverensis (200117)
Late/Upper Campanian - Early/Lower Maastrichtian83.5 - 66.0USA (New Jersey) N. sp. (57916)
Maastrichtian72.1 - 66.0Colombia N. eufalensis (1375)
Maastrichtian72.1 - 66.0Mexico (Chiapas) N. sp. (1373)
Maastrichtian72.1 - 66.0USA (Missouri) N. eufalensis (1295)
Maastrichtian72.1 - 66.0USA (Georgia) N. eufalensis (1309)
Maastrichtian72.1 - 66.0USA (New Jersey) N. eufalensis, N. stantoni (1313) N. eufaulensis (4378 4379) N. eufaulensis, N. stantoni (4380)
Maastrichtian72.1 - 66.0USA (South Carolina) N. eufalensis (1310)
Maastrichtian72.1 - 66.0USA (Wyoming) N. eufalensis, N. grandis (1338)
Maastrichtian72.1 - 66.0Mexico N. eufalensis (1356) N. sp. (1372)
Maastrichtian72.1 - 66.0USA (Mississippi) N. eufalensis (1303) N. sp. (1305) N. stantoni (205512)
Maastrichtian72.1 - 66.0USA (California) N. sp. (185759)
Maastrichtian72.1 - 66.0USA (Alabama) N. martindalensis, N. stantoni, N. eufalensis (1308) N. sp. (1306 83239) N. sp., N. martindalensis (1307)
Maastrichtian72.1 - 66.0USA (Maryland) N. eufalensis, N. stantoni (1312)
Maastrichtian72.1 - 66.0USA (Texas) N. eufalensis (1297 205541) N. eufaulensis (4525 4594 4596 7570) N. eufaulensis lineatus (7483) N. grandis (1392 4527) N. grandis navarroanus, N. sp. (7480) N. martindalensis (1395) N. martindalensis, N. eufalensis (1299) N. sp. (1296 1298 1300 1301 4526 4530 4581 7494 7531 205542)
Maastrichtian72.1 - 66.0USA (Tennessee) N. bowiei, N. eufaulensis, N. stantoni, N. grandis (205445)
Maastrichtian72.1 - 66.0USA (North Carolina) N. sp. (1311)
Early/Lower Maastrichtian70.6 - 66.0USA (California) N. n. sp. (224893)
Early/Lower Maastrichtian70.6 - 66.0USA (Alabama) N. eufaulensis (4238 4240 4244 4246 4247 4248 4250 4251 4253 4255 4256 4259 4275 4330) N. eufaulensis, N. grandis (4285) N. eufaulensis, N. sp., N. grandis (4276) N. eufaulensis, N. stantoni (4252) N. eufaulensis, N. stantoni, N. grandis (4283) N. sp. (4239 4241 4242 4254 4270) N. stantoni (4286)
Early/Lower Maastrichtian70.6 - 66.0USA (Georgia) N. eufaulensis (4265 4267 4280 4282 4301 4303 4312 4313 4335) N. eufaulensis, N. grandis (4266 4300) N. eufaulensis, N. sp. (4277) N. grandis (4305) N. sp. (4302 4308)
Early/Lower Maastrichtian70.6 - 66.0USA (Mississippi) N. eufaulensis (4116) N. eufaulensis, N. grandis (4101)
Late/Upper Maastrichtian70.6 - 66.0USA (Maryland) N. eufaulensis (4366 4370 4371 4372 4373 4374) N. eufaulensis, N. stantoni (4368 4369) N. stantoni (4367)
Late/Upper Maastrichtian70.6 - 66.0USA (Texas) N. adkinsi (4435) N. eufaulensis (4441 4447 4453 4457 4460 4490 4502 5563) N. eufaulensis, N. grandis (4459) N. eufaulensis, N. sp. (4491) N. grandis (4473) N. navarroanus, N. eufaulensis (5558) N. sp. (4395 4401 4402 4475 4488 4492 4495 4496 4522 5564) N. sp., N. navarroanus (5556)
Late/Upper Maastrichtian70.6 - 66.0USA (Mississippi) N. eufaulensis (4123 4124 4127 4128 4131 4134)
Late/Upper Maastrichtian70.6 - 66.0USA (Missouri) N. eufaulensis (4383 4384 4385) N. sp. (4382)
Late/Upper Maastrichtian70.6 - 66.0USA (Alabama) N. eufaulensis (4177 4209 4211 4212 4217 4219 4226 4237 83237) N. eufaulensis, N. sp. (4200) N. sp. (4175 4178 4180 4194 4201 4215 4218 4230 4232 83225) N. sp., N. eufaulensis (83238)
Late/Upper Maastrichtian70.6 - 66.0USA (South Carolina) N. eufaulensis (4342 4343 4344 4347 4350 4351 4353 4354 4355 4362) N. sp. (4359)
Danian66.0 - 61.6USA (Texas) N. eufaulensis (5573 5574 5575 5579 5581)
Paleocene66.0 - 56.0Germany N. rosenkrantzi (3114)
Thanetian59.2 - 56.0USA (New Jersey) N. brevifrons (3113)
Lutetian - Bartonian47.8 - 38.0Russian Federation N. kahtanensis (50051)
Bartonian41.3 - 38.0USA (Texas) N. sp. (205433)
Bartonian41.3 - 38.0USA (Alabama) N. sp. (205488)