Ponderous Ark in Calvert Co., Maryland (4/2/2021). (c) Ken Rosenthal, some rights reserved (CC BY-NC).
Ponderous Ark in Calvert Co., Maryland (4/2/2021). (c) Ken Rosenthal, some rights reserved (CC BY-NC).
Ponderous Ark in Worcester Co., Maryland (5/31/2024). (c) Jim Moore (Maryland), some rights reserved (CC BY-NC).
Ponderous Ark in Worcester Co., Maryland (10/10/2022). (c) J Mollenhauer, some rights reserved (CC BY-NC).
Ponderous Ark in Worcester Co., Maryland (10/10/2022). (c) J Mollenhauer, some rights reserved (CC BY-NC).
Ponderous Ark in Worcester Co., Maryland (8/15/2022). (c) human landfill, some rights reserved (CC BY-NC).
Ponderous Ark in Worcester Co., Maryland (3/20/2019). (c) Laura & Thomas Marlowe, some rights reserved (CC BY-NC).
Ponderous Ark in Worcester Co., Maryland (10/10/2022). (c) J Mollenhauer, some rights reserved (CC BY-NC).
Ponderous Ark in Worcester Co., Maryland (12/28/2021). (c) sbrogers725, some rights reserved (CC BY-NC).
Ponderous Ark in Worcester Co., Maryland (8/15/2022). (c) human landfill, some rights reserved (CC BY-NC).
Ponderous Ark in Worcester Co., Maryland (10/10/2022). (c) J Mollenhauer, some rights reserved (CC BY-NC).
Ponderous Ark in Worcester Co., Maryland (9/16/2016).
Ponderous Ark in Calvert Co., Maryland (12/28/2020). (c) bugzilla, some rights reserved (CC BY-NC).
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Ponderous Ark in Calvert Co., Maryland (4/2/2021). (c) Ken Rosenthal, some rights reserved (CC BY-NC).
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Ponderous Ark in Calvert Co., Maryland (4/2/2021). (c) Ken Rosenthal, some rights reserved (CC BY-NC).
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Ponderous Ark in Worcester Co., Maryland (5/31/2024). (c) Jim Moore (Maryland), some rights reserved (CC BY-NC).
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Ponderous Ark in Worcester Co., Maryland (10/10/2022). (c) J Mollenhauer, some rights reserved (CC BY-NC).
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Ponderous Ark in Worcester Co., Maryland (10/10/2022). (c) J Mollenhauer, some rights reserved (CC BY-NC).
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Ponderous Ark in Worcester Co., Maryland (8/15/2022). (c) human landfill, some rights reserved (CC BY-NC).
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Ponderous Ark in Worcester Co., Maryland (3/20/2019). (c) Laura & Thomas Marlowe, some rights reserved (CC BY-NC).
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Ponderous Ark in Worcester Co., Maryland (10/10/2022). (c) J Mollenhauer, some rights reserved (CC BY-NC).
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Ponderous Ark in Worcester Co., Maryland (12/28/2021). (c) sbrogers725, some rights reserved (CC BY-NC).
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Ponderous Ark in Worcester Co., Maryland (8/15/2022). (c) human landfill, some rights reserved (CC BY-NC).
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Ponderous Ark in Worcester Co., Maryland (10/10/2022). (c) J Mollenhauer, some rights reserved (CC BY-NC).
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Ponderous Ark in Worcester Co., Maryland (9/16/2016).
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Ponderous Ark in Calvert Co., Maryland (12/28/2020). (c) bugzilla, some rights reserved (CC BY-NC).
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Source: Wikipedia
| Noetia ponderosa | |
|---|---|
_0894_(30394415033).jpg)
| |
Scientific classification 
| |
| Kingdom: | Animalia |
| Phylum: | Mollusca |
| Class: | Bivalvia |
| Order: | Arcida |
| Family: | Noetiidae |
| Genus: | Noetia |
| Species: | N. ponderosa
|
| Binomial name | |
| Noetia ponderosa (Say, 1822)
| |
Noetia ponderosa, or the ponderous ark clam, is a marine clam in the family Noetiidae.[2]
Description
[edit]The shape of the shell is rounded trigonal, almost as high as long, with 27-31 squared radial ribs divided by fine incised lines, and a distinctive brown or black periostracum. The exterior and interior of the shell is a white color. Size approximately 50–60 mm.[3]
Right and left valve of the same specimen:
-
Right valve -
Left valve
Distribution
[edit]Atlantic coast of North America, ranging from Virginia to Florida, West Indies, Gulf of Mexico, and Caribbean Central America.[4][3]
Habitat
[edit]Noetia ponderosa typically resides in shallow subtidal or tidal soft sandy substrates.[5]
References
[edit]- ^ NatureServe. "Noetia ponderosa". NatureServe Explorer. Arlington, Virginia. Retrieved 26 January 2026.
- ^ "WoRMS - World Register of Marine Species - Noetia ponderosa (Say, 1822)". marinespecies.org. Retrieved 2021-03-06.
- ^ a b Mikkelsen, Paula M. (2008). Seashells of southern Florida : living marine mollusks of the Florida keys and adjacent regions, bivalves. Rüdiger Bieler. Princeton: Princeton University Press. ISBN 978-0-691-11606-8. OCLC 78071775.
- ^ Abbott, R.T. & Morris, P.A. A Field Guide to Shells: Atlantic and Gulf Coasts and the West Indies. New York: Houghton Mifflin, 1995. 11.
- ^ Ruppert, Edward E.; Fox, Richard S. (1988). Seashore animals of the Southeast: a guide to common shallow-water invertebrates of the southeastern Atlantic coast. South Carolina: Univ. of South Carolina Press. ISBN 978-0-87249-535-7.
| National | |
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| Other | |
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