“…Pizzaroa. -Eastman, 1913 [misspelling of Pizarroa] Plachiloma Ferussac, 1835[misspelling of Pachiloma\ Placothyris Westphal, 1970:38 Placolnplesia Amsden, 1968:40 Plaesiomys Flail and Clarke, 1892:196 Plagiorhyncha McLearn, 1918:138 Planalvus Carter, 1971 f* (Planalrypa) Copper, 1967b: Planirhynchia Sucic-Protic, 1969:19 Planispina Stehli, 1954:331 Planodouvillina Harper and Boucot, 1978b: 145 Planoharknessella Havlicek, 1950:42 Planoproductus Stainbrook, 1947:310 Planovatuostrum Sartenaer, 1970:16 Platidia Costa, 1852 Platilites Rafinesque, 1831 [incertae sedis] Plalyconcha Waterhouse, 1975:8 Platyglossanorhynchus Sartenaer, 1970:8 Plalymena Cooper, 1956c:879 Platymerella Foerste, 1909b: 70 Platyorthis Schuchert and Cooper, 1931:246 *Platyrachella Fenton and Fenton, 1924 Platyselma Gordon, 1966:575 Platyspinfer Grabau, 1931a:355 Plalyslrophia King, 1850:106 Plalylerorhynchus Sartenaer, 1970:5 Platythyns Middlemiss, 1959:109 Platytoechia Neuman, 1964:E20 *Playfairia Reed, 1917 Plebejochonetes Boucot and Harper, 1968:159 Pleclambomtes Pander, 1830:90 Plectatrypa Schuchert and Cooper, 1930:279 Plectelasma Cooper and Grant, 1969:17 Plectella Lamansky, 1901:22 Plectocamara Cooper, 1956c…”