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Taxonomy
Pitar was named by Römer (1857) [Sepkoski's age data: T Than R Sepkoski's reference number: 1112]. It is extant. Its type is Cytherea tumens.
It was reranked as Cytherea (Pitar) by Vredenburg (1928); it was reranked as Meretrix (Pitar) by Skwarko (1994).
It was assigned to Cytherea by Vredenburg (1928); to Meretrix by Skwarko (1994); to Veneroida by Sepkoski (2002); to Pitarinae by Stenzel et al. (1957), Natori (1964), da Silva Forti (1969), Moore (1976), Adegoke (1977), Vokes (1980), Woodring (1982), Squires (1984), Squires (1987), Perrilliat (1992), Pacaud and Le Renard (1995), Matsubara et al. (2010), Bouchet et al. (2010); and to Veneridae by Mukerjee (1939), Durham (1944), Uozumi (1955), Rivera (1957), Marasti (1973), Wozny (1977), Zinsmeister (1983), Ward and Blackwelder (1987), Squires (1988), Squires and Demetrion (1992), Lamprell and Whitehead (1992), Squires (1999), Todd (2001), Morales-Ortega et al. (2016).
It was reranked as Cytherea (Pitar) by Vredenburg (1928); it was reranked as Meretrix (Pitar) by Skwarko (1994).
It was assigned to Cytherea by Vredenburg (1928); to Meretrix by Skwarko (1994); to Veneroida by Sepkoski (2002); to Pitarinae by Stenzel et al. (1957), Natori (1964), da Silva Forti (1969), Moore (1976), Adegoke (1977), Vokes (1980), Woodring (1982), Squires (1984), Squires (1987), Perrilliat (1992), Pacaud and Le Renard (1995), Matsubara et al. (2010), Bouchet et al. (2010); and to Veneridae by Mukerjee (1939), Durham (1944), Uozumi (1955), Rivera (1957), Marasti (1973), Wozny (1977), Zinsmeister (1983), Ward and Blackwelder (1987), Squires (1988), Squires and Demetrion (1992), Lamprell and Whitehead (1992), Squires (1999), Todd (2001), Morales-Ortega et al. (2016).
Species
Cytherea (Caryatis) pratti, Meretrix (Pitar) dalikiensis, Meretrix (Pitar) elliptica, P. (Calpitaria), P. (Chionella), P. (Cordiopsis), P. (Costellipitar), P. (Hyphantosoma), P. (Lamelliconcha), P. (Meisenia), P. (Nanopitar), P. (Omnivenus), P. (Paradione), P. (Pitar), P. (Pitar) nuttali, P. (Pitarenus), P. (Pitarina), P. addicotti, P. albidus, P. barbarensis, P. baylii, P. behri, P. cedroensis, P. colchaguana, P. cordatus, P. diabloensis, P. hataii, P. kotoi, P. mancorensis, P. morrhuanus (syn. Cytherea sayana), P. murphyi, P. ozakii, P. palmeri, P. parisiensis, P. petropolitanus, P. porrecta, P. quadratus, P. rostratus, P. salanga, P. sciaena, P. securiformis, P. simiensis, P. simpsoni, P. sinedepressa, P. sorachiensis, P. stocki, P. subarestus, P. transversus, P. uvasana (syn. Meretrix tejonensis), P. vancouverensis, P. vulnerata
Species lacking formal opinion data
P. aldrichi, P. californiana, P. cosanguineus, P. kavranensis, P. matheroni, P. megacostata, P. nuttalliopsis, P. obliquata, P. poulsoni, P. protena, P. ripleyanus, P. sciena, P. sculpturata, P. semeliformis, P. soledadensis, P. stantoni, P. striata, P. subnasuta, P. subpellucidum, P. swedani, P. thompsoni, P. turneri, P. turneri