| Name [a] | Image | Distribution | Description |
|---|
| Actinoposthia beklemischevi Mamkaev, 1965 | | Russia [3] | |
| Actinoposthia biaculeata Faubel, 1974 | | Sylt, Germany [4] | |
| Actinoposthia caudata An der Lan, 1936 | | Greenland [5] | |
| Actinoposthia longa Faubel, 1976 | | Sylt [6] | |
| Actinoposthia pigmentea Faubel, 1976 | | North Sea [7] | |
| Archactinoposthia pelophila Dörjes, 1968 | | Germany [8] | |
| Atriofronta polyvacuola Dörjes, 1968 | | Germany [9] | |
| Childianea coomerensis Faubel & Cameron, 2001 | | Australia [10] | |
| Microposthia listensis Faubel, 1974 | | Sylt [11] | |
| Paractinoposthia pseudovesicula (Ehlers & Doerjes, 1979) | | Ecuador [12] | |
| Paraproporus diovatus Dörjes, 1968 | | Germany [13] | |
| Paraproporus elegans (An der Lan, 1936) | | Greenland [14] | |
| Paraproporus rosettiforme Faubel, 1974 | | [15] | |
| Paraproporus rosettiformis Faubel, 1974 | | Sylt [16] | |
| Paraproporus rubescens Westblad, 1945 | | Croatia, Sweden [17] | |
| Paraproporus xanthus Marcus, 1950 | | Brazil [18] | |
| Pseudactinoposthia daena (Marcus, 1954) | | Brazil [19] | |
| Pseudactinoposthia granaria Dörjes, 1968 | | Germany [20] | |
| Pseudactinoposthia parva Ehlers & Doerjes, 1979 | | Ecuador [21] | |
| Pseudactinoposthia saltans Dörjes, 1968 | | Germany [22] | |
| Tetraposthia colymbetes An der Lan, 1936 | | Greenland [23] | |
|