WoRMS taxon details

Mesodesma arctatum (Conrad, 1831)

To ANSP Malacology Collection (syntype of Mactra arctata. Conrad, 1830. Journal of the Academy of Natural Sciences of Philadelphia 6: 257, pl. 11, fig. 1  - catalog no. 51199)
To ANSP Malacology ...

156805  (urn:lsid:marinespecies.org:taxname:156805)

accepted
Species
marine
(of Mactra arctata Conrad, 1831) Conrad, T. A. (1831). Description of fifteen new species of Recent, and three of fossil shells, chiefly from the coast of the United States. <em>Journal of the Academy of Natural Sciences of Philadelphia.</em> 6(2): 256-268, plate 11., available online at http://biodiversitylibrary.org/page/24677674 [details]   
Distribution Gulf of St. Lawrence (unspecified region), Saguenay Fjord, northern Gaspe waters, southern Gaspe waters (Baie des Chaleurs,...  
Distribution Gulf of St. Lawrence (unspecified region), Saguenay Fjord, northern Gaspe waters, southern Gaspe waters (Baie des Chaleurs, Gaspe Bay to American, Orphan and Bradelle banks; eastern boundary: Eastern Bradelle Valley), Magdalen Islands (from eastern Bradelle valley to the west, as far as Cape North, including the Cape Breton Channel), Prince Edward Island (from the northern tip of Miscou Island, N.B. to Cape Breton Island south of Cheticamp, including the Northumberland Strait and Georges Bay to the Canso Strait causeway), upstream and downstream part of middle St. Lawrence estuary, lower St. Lawrence estuary, upper North Shore (between Sept- Iles and Pointe des Monts), middle North Shore (from Sept- Iles to Cape Whittle, including the Mingan Islands), South slope of Anticosti Island; western slope of Newfoundland, including the southern part of the Strait of Belle Isle but excluding the upper 50m in the area southwest of Newfoundland [details]

Etymology 'Artic wedgeclam' is NOT a correct vernacular. "arctatum" refers to "compressed" in latin and is not an arctic species.  
Etymology 'Artic wedgeclam' is NOT a correct vernacular. "arctatum" refers to "compressed" in latin and is not an arctic species. [details]
MolluscaBase eds. (2023). MolluscaBase. Mesodesma arctatum (Conrad, 1831). Accessed through: World Register of Marine Species at: https://www.marinespecies.org/aphia.php?p=taxdetails&id=156805 on 2023-02-04
Date
action
by
2005-05-19 15:58:36Z
created
2010-03-31 06:40:42Z
changed

Creative Commons License The webpage text is licensed under a Creative Commons Attribution 4.0 License


original description  (of Mactra arctata Conrad, 1831) Conrad, T. A. (1831). Description of fifteen new species of Recent, and three of fossil shells, chiefly from the coast of the United States. <em>Journal of the Academy of Natural Sciences of Philadelphia.</em> 6(2): 256-268, plate 11., available online at http://biodiversitylibrary.org/page/24677674 [details]   

basis of record Brunel, P., Bosse, L. & Lamarche, G. (1998). Catalogue of the marine invertebrates of the estuary and Gulf of St. Lawrence. <em>Canadian Special Publication of Fisheries and Aquatic Sciences, 126.</em> 405 pp. (look up in IMIS[details]  Available for editors  PDF available [request] 

additional source Huber, M. (2010). <i>Compendium of bivalves. A full-color guide to 3,300 of the world's marine bivalves. A status on Bivalvia after 250 years of research</i>. Hackenheim: ConchBooks. 901 pp., 1 CD-ROM. (look up in IMIS[details]   

additional source Integrated Taxonomic Information System (ITIS). , available online at http://www.itis.gov [details]   
 
 Present  Inaccurate  Introduced: alien  Containing type locality 
    Definitions

From other sources
Dimensions reaches 3 cm in size [details]

Distribution Gulf of St. Lawrence (unspecified region), Saguenay Fjord, northern Gaspe waters, southern Gaspe waters (Baie des Chaleurs, Gaspe Bay to American, Orphan and Bradelle banks; eastern boundary: Eastern Bradelle Valley), Magdalen Islands (from eastern Bradelle valley to the west, as far as Cape North, including the Cape Breton Channel), Prince Edward Island (from the northern tip of Miscou Island, N.B. to Cape Breton Island south of Cheticamp, including the Northumberland Strait and Georges Bay to the Canso Strait causeway), upstream and downstream part of middle St. Lawrence estuary, lower St. Lawrence estuary, upper North Shore (between Sept- Iles and Pointe des Monts), middle North Shore (from Sept- Iles to Cape Whittle, including the Mingan Islands), South slope of Anticosti Island; western slope of Newfoundland, including the southern part of the Strait of Belle Isle but excluding the upper 50m in the area southwest of Newfoundland [details]

Etymology 'Artic wedgeclam' is NOT a correct vernacular. "arctatum" refers to "compressed" in latin and is not an arctic species. [details]

Habitat intertidal and infralittoral of the Gulf and estuary [details]

Reproduction separate sexes, usually not dimorphic in shell structure; fertilization occurs within the mantle cavity anf young hatch as pelagic larvae (generalized for group) [details]
LanguageName 
English compressed clam  [details]
French clovisse comprim√©  [details]
To ANSP Malacology Collection (syntype of Mactra arctata. Conrad, 1830. Journal of the Academy of Natural Sciences of Philadelphia 6: 257, pl. 11, fig. 1  - catalog no. 51199)
To ANSP Malacology ...
[hosted externally; from synonym]

To Yale Peabody Museum of Natural History (YPM IZ 051990)
To Yale Peabody Mus...
[hosted externally; from synonym]