| Conaperta | antonii | Achatz, Hooge & Tyler, 2007 | |
| Convolutidae | Antrosagittifera | Hooge & Tyler, 2001 | |
| Sagittiferinae | Antrosagittifera | Hooge & Tyler, 2001 | |
| Eumecynostomum | asterium | Hooge & Tyler, 2003 | |
| Haplogonaria | baki | Hooge & Tyler, 2015 | |
| Proporus | bermudensis | Hooge & Tyler, 2002 | |
| Kuma | blacki | Hooge & Tyler, 2008 | |
| Heterochaerus | blumi | (Achatz, Hooge & Tyler, 2007) | |
| Amphiscolops | blumi | Achatz, Hooge & Tyler, 2007 | |
| Praeconvoluta | bocasensis | Hooge & Tyler, 2008 | |
| Stylomecynostomum | bodegensis | Hooge & Tyler, 2003 | |
| Philocelis | brueggemanni | Hooge & Tyler, 2003 | |
| Aphanostoma | bruscai | Hooge & Tyler, 2003 | |
| Praeconvoluta | bruscai | (Hooge & Tyler, 2003) | |
| Myopea | callaeum | Hooge, Todt, & Tyler 2025 | |
| Pseudohaplogonaria | caribbea | Hooge & Tyler, 2008 | |
| Deuterogonaria | carribea | (Achatz, Hooge, & Tyler, 2007) | |
| Picola | carribea | Achatz, Hooge, & Tyler, 2007 | |
| Praeconvoluta | castinea | Hooge & Tyler, 2003 | |
| Conaperta | cirrata | Achatz, Hooge & Tyler, 2007 | |
| Aphanostoma | collinae | Hooge & Tyler, 2008 | |
| Praeconvoluta | collinae | (Hooge & Tyler, 2008) | |
| Sagittiferidae | Convolutrilobinae | Geschwentner, Ladurner, Salvenmoser, Rieger, & Tyler | |
| Antrosagittifera | corallina | Hooge & Tyler, 2001 | |
| Solenofilomorpha | crezeei | Hooge, Todt, & Tyler 2025 | |
| Isodiametra | cuernos | Hooge & Tyler, 2008 | |
| Aphanostoma | cuernos | (Hooge & Tyler, 2008) | |
| Polychoerus | ebenhochi | Achatz, Hooge & Tyler, 2007 | |
| Pseudmecynostomum | folium | Hooge & Tyler, 2003 | |
| Praeaphanostoma | foramivora | Hooge & Tyler, 2008 | |
| Polychoerus | gordoni | Achatz, Hooge, Wallberg, Jondelius, & Tyler, 2009 | |
| Diopisthoporus | gymnopharyngeus | Smith & Tyler, 1985 | |
| Paratomellidae | Hesiolicium | Crezee & Tyler, 1976 | |
| Isodiametra | hortulus | (Hooge & Tyler, 2003) | |
| Conaperta | hortulus | Hooge & Tyler, 2003 | |
| Praeconvoluta | hortulus | (Hooge & Tyler, 2003) | |
| Hesiolicium | inops | Crezee & Tyler, 1976 | |
| Isodiametridae | Isodiametra | Hooge & Tyler, 2005 | |
| Crucimusculata | Isodiametridae | Hooge & Tyler, 2005 | |
| Diatomovora | jacki | Hooge & Tyler, 2008 | |
| Myozonaria | jenneri | Rieger & Tyler, 1974 | |
| Isodiametra | karpredi | (Hooge & Tyler, 2003) | |
| Convoluta | karpredi | Hooge & Tyler, 2003 | |
| Aphanostoma | karpredi | (Hooge & Tyler, 2003) | |
| Convoluta | lacrimosa | Achatz, Hooge & Tyler, 2007 | |
| Parahaploposthia | longituba | Hooge & Tyler, 2007 | |
| Neokirgellinae | Neokirgella | Oswald, Makarkin, Tyler, & Rogozin, 2010 | |
| Provorticidae | Neokirgellinae | Oswald, Makarkin, Tyler, & Rogozin, 2010 | |
| Isodiametra | nicki | Hooge & Tyler, 2008 | |
| Aphanostoma | nicki | (Hooge & Tyler, 2008) | |
| Polychoerus | parvus | Achatz, Hooge & Tyler, 2007` | |
| Pseudmecynostomum | phoca | Hooge & Tyler, 2003 | |
| Haplogonaria | phyllospadicis | Hooge & Tyler, 2003 | |
| Exocelis | reedi | Hooge & Tyler, 2008 | |
| Daku | riegeri | Hooge & Tyler, 2008 | |
| Pseudohaplogonaria | rodmani | Hooge & Tyler, 2007 | |
| Paramyozonaria | rosacea | Tyler, 1975 | |
| Otocelis | sandara | Hooge & Tyler, 2003 | |
| Haplogonaria | schillingi | Hooge & Tyler, 2015 | |
| Praeaphanostoma | schillingi | (Hooge & Tyler, 2015) | |
| Paramyozonaria | simplex | Rieger & Tyler, 1974 | |
| Pseudaphanostoma | smithrii | Hooge & Tyler, 2003 | |
| Meara | sp. | Smith, Tyler, Boatwright & Lundin, 1994 | |
| Myopea | sp. | Hooge, Haye, Tyler, Litvaitis & Kornfield, 2002 | |
| Paedomecynostomum | sp. | Smith & Tyler, 1985 | |
| Paratomella | sp. | Smith & Tyler, 1986 | |
| Flagellophora | sp. | Smith & Tyler, 1985 | |
| Nemertinoides | sp. | Smith & Tyler, 1985 | |
| Kuma | sp. | Tyler, 1975 | |
| Myozona | sp. | Tyler, 1975 | |
| Nemertoderma | sp. | Tyler, 1975 | |
| Bradynectes | sp. | Tyler, 1975 | |
| Psammomacrostomum | sp. | Tyler, 1975 | |
| Microstomum | sp. | Tyler, 1975 | |
| Paromalostomum | sp. | Tyler, 1975 | |
| Haplopharynx | sp. | Tyler, 1975 | |
| Vannuccia | sp. | Tyler, 1975 | |
| Nemertoderma | sp. A | Tyler & Rieger, 1977 | |
| Nemertoderma | sp. B | Tyler & Rieger, 1977 | |
| Nemertoderma | sp. C | Tyler & Rieger, 1977 | |
| Nemertoderma | sp. D | Tyler & Rieger, 1977 | |
| Macrostomum | sp. III | Klauser, Smith & Tyler, 1986 | |
| Philactinoposthia | sp. NC | Smith & Tyler, 1985 | |
| Convoluta | sp. Panama | Hooge & Tyler, 2008 | |
| Mecynostomidae | Stylomecynostomum | Hooge & Tyler, 2003 | |
| Praeconvoluta | tigrina | Hooge & Tyler, 2003 | |
| Praeconvoluta | tornuva | Tyler & Hooge, 1999 | |
| Haploposthia | vandula | Hooge & Tyler, 2002 | |
| Parahaploposthia | velvetum | Hooge & Tyler, 2002 | |
| Praeaphanostoma | wadsworthi | Hooge & Tyler, 2003 |
90 names, including those in new combination. (Max listing set to 900)