Range: 76°N to 40.87°N; 125°W to 0°W Depth: 0 to 91 m (live 0 to 40 m) Maximum Reported Size: 40 mm
Synonymy
Patella tessulata O. F. Müller, 1776 Lottia testudinalis (O. F. Müller, 1776) Patella testudinalis O. F. Müller, 1776 Notoacmea testudinalis (O. F. Müller, 1776) Acmaea testudinalis (O. F. Müller, 1776) Tectura testudinalis (O. F. Müller, 1776) Patelloida testudinalis (O. F. Müller, 1776) Collisella testudinalis (O. F. Müller, 1776) Lottia testudinaria (O. F. Müller, 1776) Patella testudinaria O. F. Müller, 1776 Patella virginea auct. non O. F. Müller, 1776 Patella amoena Say, 1822 Patella clealandi J. Sowerby, 1822 Patella clypeus Brown, 1827 Patella elatior Middendorff, 1849 Patella normalis Middendorff, 1849 Tectura pallida Verkrüzen, 1872 Acmaea minor Verkrüzen, 1881 Acmaea fergusoni Wheat, 1913 Acmaea emydia auct. non Dall, 1914
Details
Patella testudinalisO. F. Müller, 1776, p. 237 [Basis of the current name] Type Locality: Denmark/Norway Range: 76°N to 40.9°N; 125°W to 0°W Depth: 0 to 91 m (live 0 to 40 m) Maximum Reported Size: 40 mm Distribution: Greenland: West Greenland; Canada: Nunavut, Queen Elizabeth Islands, Baffin Island, Hudson Bay, Labrador, Quebec, New Brunswick; USA: Maine, Massachusetts, Connecticut, New York References: Posselt & Jensen (1899) D; Macpherson (1971) LlNW; Long Island Shell Club (1988) S; Chernyshev & Chernova (2005) c Comments: Chernyshev & Chernova (2005) consider Patella testudinalis a nomen dubium and adopt Testudinalia tessulata as the name for the species. Combining Genera: Acmaea Collisella Lottia Notoacmea Patelloida Tectura
Patella amaena sic, [Not available] Comments: Misspelling of amoena by Couthouy (1839) and M. Smith (1941). Combining Genera: Patelloidea
Patella amoenaSay, 1822a, p. 223-224 [Synonym] Type Locality: New England States; Maine Distribution: USA: Maine
Patella clealandi J. Sowerby, 1822, [Synonym] Maximum Reported Size: 24 mm References: Fleming (1828) M; Dautzenberg & Fischer (1912) s
Patella clypeusBrown, 1827, pl. 37, fig. 9-10 [Synonym] Type Locality: Arran References: Dautzenberg & Fischer (1912) s
Patella (Acmaea) testudinalis f. elatiorMiddendorff, 1849b, p. 356-357 [Not available] Type Locality: Not stated Maximum Reported Size: 26 mm References: Middendorff (1849b) M Comments: Infrasubspecific.
Acmaea emydia auct. non Dall, 1914, [Not available] References: Macpherson (1971) s Comments: Misidentification by Dall (1919).
Acmaea fergusoniWheat, 1913, p. 17-20, pl. 1 [Synonym] Attributed to: Wheat (1901) Type Locality: North shore of Long Island, New York [Hempstead Bay (from label of type lot cited by Wheat, now ANSP 185472)] Range: 41.1°N to 40.87°N; 73.7°W to 72.37°W Maximum Reported Size: 20 mm Distribution: USA: New York References: Wheat (1913) NSEWM; Fretter & Graham (1976) s
Acmaea testudinalis var. minorVerkrüzen, 1881b, p. 97 [Not available] Type Locality: Hafen, Narrows, Neufundland Distribution: Canada: Newfoundland Comments: Nude name.
Patella (Acmaea) testudinalis f. normalisMiddendorff, 1849b, p. 356 [Not available] Type Locality: Not stated Maximum Reported Size: 21 mm References: Middendorff (1849b) M Comments: Infrasubspecific.
Collisella tessellata sic, [Not available] Comments: Misspelling of tessulata.
Patella tessulataO. F. Müller, 1776, p. 237 [Synonym] Type Locality: Denmark/Norway References: Fretter & Graham (1976) s; Chernyshev & Chernova (2005) v
Patella testudinariaO. F. Müller, 1776, p. 237 [Synonym] Attributed to: Müller (1776) Type Locality: Denmark/Norway References: Dautzenberg & Fischer (1912) s Combining Genera: Lottia
Patella virginea auct. non O. F. Müller, 1776, [Not available] References: Dautzenberg & Fischer (1912) s Comments: Misidentification by Gmelin (1791).
Partial List of References
Brown, T. 1827. Illustrations of the Conchology of Great Britain and Ireland [vi] + v, 52 pls. W. H. Lizars, D. Lizars and S. Highley: London. [True date: post 25 Nov.] Middendorff, A. T. von. 1849. Beiträge zu einer Malacozoologia Rossica. II. Aufzählung und Beschreibung der zur Meeresfauna Russlands gehörigen einschaler Mémoires de l'Académie Impériale des Sciences de Saint-Pétersbourg, Sciences Naturelles (6)6 329-516, pls. 1-11. Müller, O. F. 1776. Zoologiae Danicae Prodromus xxxii + 282 pp. Author: Havniae. [Stated date: 31 Mar 1776.] Say, T. 1822. An account of some of the marine shells of the United States Journal of the Academy of Natural Sciences of Philadelphia 2 221-248, 257-276, 302-325. [Stated date: -- Jun 1822; true date: -- Jul 1822.] Verkrüzen, T. A. 1881. Bericht über meinen Besuch der grossen Bank von Neufundland im Sommer 1880 Jahrbücher der Deutschen Malakozoologischen Gesellschaft 8 82-100, pls. 3-4. Wheat, S. C. 1913. Long Island fauna and flora --II. A Long Island Acmaea, anda new variety of Urosalpinx cinerea Science Bulletin of the Museum of the Brooklyn Institute of Arts and Sciences 2 17-20, pl. 1. [Stated date: 16 Jul 1913.]
