Table 1. Records of species of Orthopyxis and Campanularia from the southwestern Atlantic, including their reidentifications, according to the literature.

Record	Author of the record	Locality of the record	Reidentification	Author of the reindentification
Campanularia agas Cornelius, 1982	[3,4,6,9,131, 132]	Uruguay and Argentina	-	-
Campanularia caliculata Hincks, 1853	[133]	Strait of Magellan	Orthopyxis caliculata (Hincks, 1853)	[43]
			Orthopyxis integra (Macgillivray, 1842)	[150]
			? Orthopyxis crenata (Hartlaub, 1901)	[47]
Campanularia clytioides (Lamouroux, 1824)	[133]	Strait of Magellan	-	-
Campanularia compressa Clark, 1876	[134]	Tierra del Fuego and Falkland Islands	Campanularia integra Macgillivray, 1842	[46,130]
Campanularia (Orthopyxis) everta Clark, 1876	[45]	Tierra del Fuego, Argentina	Campanularia subantarctica Millard, 1971	[46]
			Orthopyxis mollis (Stechow, 1919)	[97,150]
			Campanularia lennoxensis Jäderholm, 1903	[47]
			Orthopyxis hartlaubi El Beshbeeshy, 2011	[138]
			Campanularia hartlaubi (El Beshbeeshy, 2011)	[56]
	[135]	Between Falkland Islands and Tierra del Fuego; Strait of Magellan	Campanularia subantarctica Millard, 1971	[46]
			Orthopyxis mollis (Stechow, 1919)	[97]
			Orthopyxis hartlaubi El Beshbeeshy, 2011	[138]
			Campanularia lennoxensis Jäderholm, 1903	[56]
Campanularia everta Clark, 1876	[130]	Argentina	-	-
Campanularia hesperia Torrey, 1904	[8,40,89,136]	Santo Amaro Island, São Paulo, Brazil	? Campanularia hesperia Torrey, 1904	[1,8]
Campanularia hincksii Alder, 1856	[10,12,53]	Rio de Janeiro and Bahia, Brazil	-	-
	[3,6,9,57,58, 130, 137,138]	Argentina; Mar del Plata, Buenos Aires, Argentina	-	-
Campanularia hincksii grandis Billard, 1906	[139]	Quequén, Buenos Aires, Argentina	Campanularia hincksii Alder, 1856	[46,57,138]
Campanularia hicksoni Totton, 1930	[137]	Tierra del Fuego, Argentina	? Campanularia hicksoni Totton, 1930	[151]
	[138,140]	Tierra del Fuego and Beagle Channel	-	-
Campanularia integra Macgillivray, 1842	[43,46,140]	Punta Peñas, Santa Cruz, Argentina and Beagle Channel	-	-
Campanularia (Campanularia) laevis Hartlaub, 1905	[135]	Strait of Magellan, Argentina	Campanularia agas Cornelius, 1982	[19,130]
Campanularia laevis Hartlaub, 1905	[42]	Cabo Frio, Rio de Janeiro, Brazil	? Campanularia agas Cornelius, 1982	[1,8]
	[137,138]	Buenos Aires, Argentina	Campanularia agas Cornelius, 1982	[150]
Campanularia lennoxensis Jäderholm, 1903	[141,142]	Rio de Janeiro, Brazil	Orthopyxis crenata (Hartlaub, 1901)	[42]
			? Orthopyxis sargassicola (Nutting, 1915)	[1]
Campanularia longitheca Stechow, 1924	[143]	Falkland Islands; Strait of Magellan	? Campanularia (Orthopyxis) everta Clark, 1876	[45]
Campanularia (Orthopyxis) norvegiae Broch, 1948	[46,144]	South Georgia Islands	-	-
Campanularia sp.	[145]	Bahía San Sebastián, Tierra del Fuego, Argentina	-	-
Campanularia subantarctica Millard, 1971	[6,46,57,58, 88,129,140]	Mar del Plata, Golfo San Matías, Golfo San Jorge, Tierra del Fuego, and Isla de los Estados, Argentina; Canal Beagle	-	-
Campanularia volubilis (Linnaeus, 1758) var. antarctica Ritchie, 1913	[43,130]	Punta Peñas, San Julián, Argentina	? Campanularia antarctica Ritchie, 1913	[151]
Campanularia tincta Hincks, 1861	[133]	Falkland Islands	?Campanularia tincta Hincks, 1861	[28]
			Campanularia longitheca Stechow, 1924	[143]
			Campanularia subantarctica Millard, 1971	[46]
			Orthopyxis mollis (Stechow, 1919)	[97,150]
			Orthopyxis hartlaubi El Beshbeeshy, 2011	[138]
			Campanularia hartlaubi (El Beshbeeshy, 2011)	[56]
	[134]	Falkland Islands	?Campanularia tincta Hincks, 1861	[28]
			Campanularia longitheca Stechow, 1924	[143]
			Campanularia subantarctica Millard, 1971	[46]
	[146]	Falkland Islands	Campanularia longitheca Stechow, 1924	[143]
			Campanularia subantarctica Millard, 1971	[46]
	[147]	Tierra del Fuego, Argentina	Campanularia longitheca Stechow, 1924	[143]
			Campanularia subantarctica Millard, 1971	[46]
			Campanularia hartlaubi (El Beshbeeshy, 2011)	[56]
	[43]	Punta Peñas, Santa Cruz, Argentina	Campanularia (Orthopyxis) everta Clark, 1876	[45]
			Campanularia subantarctica Millard, 1971	[46]
Campanularia tincta Hincks, 1861 var. eurycalyx Hartlaub, 1905	[133]	Falkland Islands	Campanularia eurycalyx Stechow, 1924	[130,143]
			Campanularia subantarctica Millard, 1971	[46]
			Orthopyxis mollis (Stechow, 1919)	[150]
			? Campanularia lennoxensis Jäderholm, 1903	[47]
Eucopella crenata Hartlaub, 1901	[133]	Tierra del Fuego, Argentina	Orthopyxis lennoxensis (Jäderholm, 1903)	[40,130]
			? Campanularia (Orthopyxis) everta Clark, 1876	[45,135]
			Orthopyxis mollis (Stechow, 1919)	[150]
			Campanularia lennoxensis Jäderholm, 1903	[47]
Orthopyxis billardi Vannucci, 1954	[42]	São João da Barra, Rio de Janeiro, Brazil	Orthopyxis sargassicola (Nutting, 1915)	[31](?), [1,8,13]
Orthopyxis caliculata (Hincks, 1853)	[43]	Puerto Madryn, Argentina	Campanularia integra Macgillivray, 1842	[46,130,140]
Orthopyxis clytioides (Lamouroux, 1824)	[40,89]	Santos Bay, Santo Amaro Island and Itanhaém, São Paulo, Brazil	Orthopyxis sargassicola (Nutting, 1915)	[1](?), [8](?)
			Orthopyxis integra (Macgillivray, 1842)	[13](?)
	[90]	La Coronilla, Rocha, Uruguai	-	-
Orthopyxis crenata (Hartlaub, 1901)	[42]	South of Cabo Frio, Brazil	Orthopyxis crenata (Hartlaub, 1901)	[97]
			Orthopyxis sargassicola (Nutting, 1915)	[1,8,13,31]
Orthopyxis everta (Clark, 1976)	[44]	Puerto Madryn, Argentina	Campanularia (Orthopyxis) everta Clark, 1876	[45]
			Campanularia subantarctica Millard, 1971	[46,130]
			Orthopyxis mollis (Stechow, 1919)	[97]
			Orthopyxis hartlaubi El Beshbeeshy, 2011	[138]
			Campanularia lennoxensis Jäderholm, 1903	[56]
Orthopyxis hartlaubi El Beshbeeshy, 2011	[137,138]	Santa Cruz and Tierra del Fuego, Argentina	Orthopyxis mollis (Stechow, 1919)	[97,150]
			Campanularia hartlaubi (El Beshbeeshy, 2011)	[56]
Orthopyxis integra (Macgillivray, 1842)	[13,53,54,140, 149]	Rio de Janeiro, São Paulo, Paraná and Santa Catarina, Brazil; Beagle Channel	-	-
Orthopyxis lennoxensis (Jäderholm, 1903)	[40,89,148]	Santo Amaro and São Sebastião Islands, São Paulo, Brazil	Orthopyxis crenata (Hartlaub, 1901)	[42]
			Orthopyxis sargassicola (Nutting, 1915)	[1,8,13,31]
Orthopyxis minuta Vannucci, 1949	[41]	Brazil, Rio de Janeiro, Francês Island	Orthopyxis sargassicola (Nutting, 1915)	[1](?), [8,13]
			Orthopyxis integra (Macgillivray, 1842)	[13](?)
Orthopyxis sargassicola (Nutting, 1915)	[1,10,13,48,51,54, 55]	Espírito Santo, Rio de Janeiro, São Paulo, Paraná and Santa Catarina, Brazil	-	-

The symbol (?) indicate doubt in the identification, according to the original citations.