| Nominal Species (n = 102) | Present allocation (n = 99) | Ref. |
|---|---|---|
| Pachycheles ackleianus Milne-Edwards, 1880 | Pachycheles ackleianus | 19 |
| Polyonyx angustus Osawa, 2018 | Polyonyx angustus | 3477 |
| Pachycheles attaragos Harvey & de Santo, 1997 | Pachycheles attaragos | 19 |
| Heteropolyonyx biforma Osawa, 2001 | Heteropolyonyx biforma | 100230 |
| Petrolisthes bispinosus Borradaile, 1900 | Petrolisthes bispinosus | 3477 |
| Petrolisthes borradailei Kropp, 1984 | Petrolisthes borradailei | 3477 |
| Polyonyx boucheti Osawa, 2007 | Polyonyx boucheti | 100230 |
| Pisidia brasiliensis Haig, 1968 | Pisidia brasiliensis | 100230 |
| Raphidopus brevipes Osawa & Ng, 2018 | Raphidopus brevipes | 3477 |
| Petrolisthes cabrilloi Glassell, 1945 | Petrolisthes cabrilloi | 19 |
| Porcellana cancrisocialis Glassell, 1936 | Porcellana cancrisocialis | 3477 |
| Petrolisthes caribensis Werding, 1983 | Petrolisthes caribensis | 100230 |
| Pachycheles chacei Haig, 1956 | Pachycheles chacei | 100230 |
| Raphidopus ciliatus Stimpson, 1858 | Raphidopus ciliatus | 76997 |
| Petrolisthes decacanthus Ortmann, 1897 | Petrolisthes decacanthus | 3477 |
| Polyonyx deezi Osawa & Sato, 2022 | Polyonyx deezi | 3477 |
| Polyonyx denticulatus Paulson, 1875 | Aliaporcellana suluensis | 76997 |
| Petrolisthes dissimulatus Gore, 1983 | Petrolisthes dissimulatus | 100230 |
| Petrolisthes eldredgei Haig & Kropp, 1987 | Petrolisthes eldredgei | 3477 |
| Petrolisthes elegans Haig, 1981 | Petrolisthes elegans | 3477 |
| Petrolisthes eriomerus Stimpson, 1871 | Petrolisthes eriomerus | 19 |
| Petrolisthes extremus Kropp & Haig, 1994 | Petrolisthes extremus | 3477 |
| Petrolisthes fimbriatus Borradaile, 1898 | Petrolisthes fimbriatus | 76997 |
| Petrolisthes gertrudae Werding, 1996 | Petrolisthes gertrudae | 100230 |
| Polyonyx gibbesi Haig, 1956 | Polyonyx gibbesi | 19 |
| Petrolisthes glasselli Haig, 1957 | Petrolisthes glasselli | 100230 |
| Petrolisthes gracilis Stimpson, 1859 | Petrolisthes gracilis | 3477 |
| Porcellana habei Miyake, 1961 | Porcellana habei | 76997 |
| Petrolisthes haigae Chace, 1962 | Petrolisthes haigae | 100230 |
| Porcellanella haigae Sankarankutty, 1963 | Porcellanella haigae | 100230 |
| Petrolisthes hastatus Stimpson, 1858 | Petrolisthes hastatus | 76997 |
| Petrolisthes haswelli Miers, 1884 | Petrolisthes haswelli | 100230 |
| Petrolisthes heterochrous Kropp, 1986 | Petrolisthes heterochrous | 100230 |
| Petrolisthes hispaniolensis Werding & Hiller, 2005 | Petrolisthes hispaniolensis | 100230 |
| Pachycheles holosericus Schmitt, 1921 | Pachycheles holosericus | 19 |
| Raphidopus indicus Henderson, 1893 | Raphidopus indicus | 3477 |
| Pachycheles johnsoni Haig, 1965 | Pachycheles johnsoni | 76997 |
| Raphidopus johnsoni Ng & Nakasone, 1994 | Raphidopus johnsoni | 76997 |
| Petrolisthes jugosus Streets, 1872 | Petrolisthes jugosus | 19 |
| Petrolisthes kranjiensis Johnson, 1970 | Petrolisthes kranjiensis | 76997 |
| Pachycheles lifuensis Borradaile, 1900 | Pachycheles pisoides | 3477 |
| Petrolisthes limicola Haig, 1988 | Petrolisthes limicola | 3477 |
| Polyonyx loimicola Sankolli, 1965 | Polyonyx loimicola | 3477 |
| Polyonyx maccullochi Haig, 1965 | Polyonyx maccullochi | 3477 |
| Porcellana maculata Milne Edwards, 1837 | Neopetrolisthes maculatus | 3477 |
| Petrolisthes magdalenensis Werding, 1978 | Petrolisthes magdalenensis | 100230 |
| Petrolisthes manimaculis Glassell, 1945 | Petrolisthes manimaculis | 19 |
| Pseudoporcellanella manoliensis Sankarankutty, 1961 | Pseudoporcellanella manoliensis | 76997 |
| Petrolisthes marginatus Stimpson, 1859 | Petrolisthes marginatus | 3477 |
| Porcellana mitra Dana, 1852 | Liopetrolisthes mitra | 98165 |
| Lissoporcellana miyakei Haig, 1981 | Lissoporcellana miyakei | 100230 |
| Porcellana monilifera Dana, 1852 | Pachycheles monilifer | 77016 |
| Lissoporcellana monodi Osawa, 2007 | Lissoporcellana monodi | 100230 |
| Megalobrachium mortenseni Haig, 1962 | Megalobrachium mortenseni | 100230 |
| Megalobrachium mortensi Haig, 1962 | Megalobrachium mortensi | 884 |
| Petrolisthes nanshensis Yang, 1996 | Petrolisthes nanshensis | 76997 |
| Neopisosoma neglectum Werding, 1986 | Neopisosoma neglectum | 100230 |
| Porcellana nitida Haswell, 1882 | Lissoporcellana nitida | 3477 |
| Polyonyx obesulus Miers, 1884 | Polyonyx obesulus | 76997 |
| Neopetrolisthes ohshimai Miyake, 1937 | Neopetrolisthes maculatus | 3477 |
| Neopisosoma orientale Werding, 1986 | Neopisosoma orientale | 100230 |
| Polyonyx parabiunguiculatus Yang, 1996 | Polyonyx parabiunguiculatus | 76997 |
| Lissoporcellana paraquadrilobata Yang & Sun, 1992 | Lissoporcellana paraquadrilobata | 76997 |
| Pachycheles pectinicarpus Stimpson, 1858 | Pachycheles pectinicarpus | 76997 |
| Polyonyx pedalis Nobili, 1905 | Polyonyx pedalis | 100230 |
| Petrolisthes perdecorus Haig, 1981 | Petrolisthes perdecorus | 100230 |
| Porcellana persica Haig, 1966 | Porcellana persica | 3477 |
| Raphidopus persicus Ng, Safaie & Naser, 2012 | Raphidopus persicus | 3477 |
| Porcellanella picta Stimpson, 1858 | Porcellanella triloba | 3477 |
| Polyonyx pilosibrachium Osawa, Naruse & Ng, 2018 | Polyonyx pilosibrachium | 3477 |
| Polyonyx plumatus Yang & Zu, 1994 | Polyonyx plumatus | 76997 |
| Euceramus praelongus Stimpson, 1860 | Euceramus praelongus | 19 |
| Pachycheles pubescens Holmes, 1900 | Pachycheles pubescens | 19 |
| Petrolisthes pubescens Stimpson, 1858 | Petrolisthes pubescens | 76997 |
| Porcellana pulchra Stimpson, 1858 | Porcellana pulchra | 76997 |
| Petrolisthes quadratus Benedict, 1901 | Petrolisthes quadratus | 100230 |
| Polyonyx quadriungulatus Glassell, 1935 | Polyonyx quadriungulatus | 19 |
| Petrolisthes rathbunae Schmitt, 1916 | Petrolisthes rathbunae | 19 |
| Petrolisthes rosariensis Werding, 1978 | Petrolisthes rosariensis | 100230 |
| Pachycheles rudis Stimpson, 1859 | Pachycheles rudis | 19 |
| Pachycheles rugimanus Milne-Edwards, 1880 | Pachycheles rugimanus | 19 |
| Petrolisthes sanmartini Werding & Hiller, 2002 | Petrolisthes sanmartini | 100230 |
| Polyonyx sasekumari Osawa, Naruse & Ng, 2018 | Polyonyx sasekumari | 3477 |
| Pachycheles setiferous Yang, 1996 | Pachycheles setiferous | 76997 |
| Porcellana sigsbeiana Milne-Edwards, 1880 | Porcellana sigsbeiana | 19 |
| Polyonyx sinensis Stimpson, 1858 | Polyonyx sinensis | 76997 |
| Polyonyx spina Osawa, 2007 | Polyonyx spina | 100230 |
| Neopetrolisthes spinatus Osawa & Fujita, 2001 | Neopetrolisthes spinatus | 100230 |
| Aliaporcellana spongicola Hiller & Werding, 2018 | Aliaporcellana spongicola | 3477 |
| Pachycheles stevensii Stimpson, 1858 | Pachycheles stevensii | 3477 |
| Porcellana stimpsoni Milne-Edwards, 1880 | Porcellana stimpsoni | 19 |
| Porcellana suluensis Dana, 1852 | Aliaporcellana suluensis | 81840 |
| Pachycheles susanae Gore & Abele, 1974 | Pachycheles susanae | 100230 |
| Petrolisthes teres Melin, 1939 | Petrolisthes teres | 3477 |
| Pachycheles tomentosus Henderson, 1893 | Pachycheles tomentosus | 3477 |
| Petrolisthes tonsorius Haig, 1960 | Petrolisthes tonsorius | 100230 |
| Petrolisthes tridentatus Stimpson, 1859 | Petrolisthes tridentatus | 100230 |
| Porcellanella triloba White, 1852 | Porcellanella triloba | 76997 |
| Petrolisthes trilobatus Osawa, 1996 | Petrolisthes trilobatus | 100230 |
| Polyonyx triunguiculatus Zehntner, 1894 | Polyonyx triunguiculatus | 76997 |
| Petrolisthes unilobatus Henderson, 1888 | Petrolisthes unilobatus | 100230 |
| Capilliporcellana wolffi Haig, 1981 | Capilliporcellana wolffi | 76997 |