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Nuculana acuta (pointed nut clam)
Taxonomy
Nucula acuta was named by Conrad (1832) [DISTRIBUTION: Massachusetts-West Indies (Recent); Maryland-Texas (Pleistocene)]. It is extant.
It was recombined as Leda acuta by Clark (1906); it was recombined as Nuculana (Saccella) acuta by DuBar (1958); it was recombined as Saccella acuta by Woodring (1973) and Hendy et al. (2008); it was recombined as Nuculana acuta by Grant, IV and Gale (1931), Olsson (1953), Richards (1962) and Mikkelsen and Bieler (2008).
It was recombined as Leda acuta by Clark (1906); it was recombined as Nuculana (Saccella) acuta by DuBar (1958); it was recombined as Saccella acuta by Woodring (1973) and Hendy et al. (2008); it was recombined as Nuculana acuta by Grant, IV and Gale (1931), Olsson (1953), Richards (1962) and Mikkelsen and Bieler (2008).
Sister species lacking formal opinion data
N. alferovi, N. amuriensis, N. bathurstensis, N. borsonii, N. calkinsi, N. camelorum, N. castor, N. coelata, N. coloradoensis, N. complanata, N. corbetensis, N. corpulentoides, N. demissa, N. deshayesiana, N. dodona, N. dodsoni, N. duplicarina, N. equilateralis, N. evansi, N. fiski, N. inornata, N. kenyana, N. kittensis, N. minmiensis, N. mutuata, N. saffordana, N. securiformis, N. smirna, N. sulcellata, N. travisana, N. turgeo, N. tyrolensis, N. yunnanensis, N. pennula, N. compalana, N. slodkewitschi, N. parleacllli, N. taioma, N. vadosa, N. carinata, N. elliptica, N. grandensis, N. perdita, N. perlonga, N. yatsushiroensis, N. meriani, N. duplicarina, N. fragilis, N. gnonom, N. nagaoi, N. wajampolkana
Synonymy list
| Year | Name and author |
|---|---|
| 1832 | Nucula acuta Conrad p. 32 |
| 1860 | Nucula acuta Holmes p. 16 |
| 1906 | Leda acuta Clark |
| 1931 | Nuculana acuta Grant, IV and Gale p. 123 |
| 1953 | Nuculana acuta Olsson p. 28 |
| 1958 | Nuculana (Saccella) acuta DuBar p. 153 |
| 1962 | Nuculana acuta Richards p. 52 |
| 1973 | Saccella acuta Woodring p. 491 |
| 2008 | Saccella acuta Hendy et al. |
| 2008 | Nuculana acuta Mikkelsen and Bieler p. 42 |
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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.
Nuculana acuta Conrad 1832 [pointed nut clam]
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: f = family, c = class | |||||
| References: Aberhan et al. 2004, Kiessling 2004 | |||||
Collections (73 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Oxfordian - Kimmeridgian | Somalia | Leda acuta (94545) | |
| Burdigalian | USA (Florida) | Leda acuta (41760 42290 42328 42366) | |
| Late/Upper Miocene | Mexico (Veracruz) | Leda acuta (59282) | |
| Zanclean | USA (South Carolina) | Nuculana acuta (60940) | |
| Pliocene | USA (Florida) | Nuculana acuta (75012 75015) | |
| Pliocene - Pleistocene | USA (Florida) | Nuculana acuta (41749) | |
| Late/Upper Pliocene | USA (Virginia) | Nuculana acuta (61293 61294 61295 61296 78262 78269) | |
| Late/Upper Pliocene | USA (North Carolina) | Nuculana acuta (58893 58894 58895) Saccella acuta (68979 69086 79341 79342 79343) | |
| Gelasian | USA (North Carolina) | Nuculana acuta (71138) | |
| Early/Lower Pleistocene | USA (North Carolina) | Nuculana acuta (58897 60986 60987 60988 60989) Saccella acuta (69043) | |
| Early/Lower Pleistocene (interglacial) | USA (North Carolina) | Nuculana acuta (211029 211181 211182 211183) | |
| Early/Lower Pleistocene | USA (Florida) | Nuculana acuta (41497 41501 41718 61309 74999 79331 80357) Saccella acuta (79787) | |
| Early/Lower Pleistocene | USA (South Carolina) | Leda acuta (92409) Nuculana acuta (60944) | |
| Early/Lower Pleistocene | Panama | Leda acuta (80304) | |
| Pleistocene | USA (Virginia) | Nuculana acuta (7109) | |
| Calabrian | USA (Florida) | Nuculana acuta (41705) | |
| Middle Pleistocene | USA (Florida) | Nuculana acuta (61310 67069) | |
| Late/Upper Pleistocene | USA (Florida) | Nuculana acuta (61311 96538) | |
| Late/Upper Pleistocene | Canada (Newfoundland and Labrador) | Saccella acuta (75490 75517) | |
| Late/Upper Pleistocene | USA (South Carolina) | Nucula acuta (66757) Nuculana acuta (60928 66758 69046) | |
| Late/Upper Pleistocene | USA (Maryland) | Nuculana acuta (66720 66721) | |
| Late/Upper Pleistocene | USA (North Carolina) | Nuculana acuta (66750 66751 66752) | |
| Late/Upper Pleistocene | USA (Virginia) | Nuculana acuta (57703 57704 57705 57706) | |
| Holocene | USA (Mississippi) | Nuculana acuta (92522 92523 92524 92525) | |
| Holocene | USA (Louisiana) | Nuculana acuta (41935 92776) |