Ten named scallops compared through exact Wikimedia Commons photographs of shell ribs, outlines and colours. An editorial selection, not a scientific ranking. Attribution: 1. File:Pecten maximus Pilgermuschel.jpg; Manfred Heyde; Required credit: Manfred Heyde; CC BY-SA 3.0; https://creativecommons.org/licenses/by-sa/3.0; https://commons.wikimedia.org/wiki/File:Pecten_maximus_Pilgermuschel.jpg; Uniform scaling without cropping; fitted into 9:16 with title and caption bars. 2. File:Pecten jacobaeus.jpg; Andreas Tille; Required credit: Andreas Tille; CC BY-SA 4.0; https://creativecommons.org/licenses/by-sa/4.0; https://commons.wikimedia.org/wiki/File:Pecten_jacobaeus.jpg; Uniform scaling without cropping; fitted into 9:16 with title and caption bars. 3. File:Aequipecten opercularis MHNT CON 2003 1171 de Roquemaurel.jpg; Didier Descouens; Required credit: Didier Descouens; CC BY-SA 4.0; https://creativecommons.org/licenses/by-sa/4.0; https://commons.wikimedia.org/wiki/File:Aequipecten_opercularis_MHNT_CON_2003_1171_de_Roquemaurel.jpg; Cropped source photograph to one complete valve, excluding labels and other views; scaled uniformly into 9:16 without further cropping. 4. File:Mimachlamys varia 01.jpg; H. Zell; Required credit: H. Zell; CC BY-SA 3.0; https://creativecommons.org/licenses/by-sa/3.0; https://commons.wikimedia.org/wiki/File:Mimachlamys_varia_01.jpg; Cropped source photograph to one complete valve, excluding labels and other views; scaled uniformly into 9:16 without further cropping. 5. File:Mimachlamys nobilis (noble scallop) 1.jpg; James St. John; Required credit: James St. John; CC BY 2.0; https://creativecommons.org/licenses/by/2.0; https://commons.wikimedia.org/wiki/File:Mimachlamys_nobilis_(noble_scallop)_1.jpg; Uniform scaling without cropping; fitted into 9:16 with title and caption bars. 6. File:Argopecten irradians.jpg; Rachael Norris and Marina Freudzon / Mayscallop at en.wikipedia; Required credit: Rachael Norris and Marina Freudzon / Mayscallop at en.wikipedia; Public domain; ; https://commons.wikimedia.org/wiki/File:Argopecten_irradians.jpg; Uniform scaling without cropping; fitted into 9:16 with title and caption bars. 7. File:Naturalis Biodiversity Center - RMNH.MOL.322207 - Argopecten purpuratus (Lamarck, 1819) - Pectinidae - Mollusc shell.jpeg; Lamarck, 1819; Required credit: Lamarck, 1819; CC0; http://creativecommons.org/publicdomain/zero/1.0/deed.en; https://commons.wikimedia.org/wiki/File:Naturalis_Biodiversity_Center_-_RMNH.MOL.322207_-_Argopecten_purpuratus_(Lamarck,_1819)_-_Pectinidae_-_Mollusc_shell.jpeg; Cropped source photograph to one complete valve, excluding labels and other views; scaled uniformly into 9:16 without further cropping. 8. File:Placopecten magellanicus.jpg; Dann Blackwood, USGS; Required credit: Dann Blackwood, USGS; Public domain; ; https://commons.wikimedia.org/wiki/File:Placopecten_magellanicus.jpg; Uniform scaling without cropping; fitted into 9:16 with title and caption bars. 9. File:Mizuhopecten yessoensis.jpg; A. C. Tatarinov; Required credit: A. C. Tatarinov; CC BY-SA 3.0; https://creativecommons.org/licenses/by-sa/3.0; https://commons.wikimedia.org/wiki/File:Mizuhopecten_yessoensis.jpg; Cropped source photograph to one complete valve, excluding labels and other views; scaled uniformly into 9:16 without further cropping. 10. File:New Zealand Scallop, Kakamatua Point, Huia, Manukau Harbour, West Auckland, New Zealand imported from iNaturalist photo 224914674.jpg; (c) Saryu Mae, some rights reserved (CC BY); Required credit: (c) Saryu Mae, some rights reserved (CC BY); CC BY 4.0; https://creativecommons.org/licenses/by/4.0; https://commons.wikimedia.org/wiki/File:New_Zealand_Scallop,_Kakamatua_Point,_Huia,_Manukau_Harbour,_West_Auckland,_New_Zealand_imported_from_iNaturalist_photo_224914674.jpg; Uniform scaling without cropping; fitted into 9:16 with title and caption bars.