Allarithmus parvulus Attems, 1933 (additional source)
Chondrodesmus Silvestri, 1897 (additional source)
Chondrodesmus acuticollis Attems, 1931 (additional source)
Chondrodesmus cairoensis Loomis, 1972 (original description)
Chondrodesmus euliotus Chamberlin, 1933 (additional source)
Chondrodesmus falciphallus Chamberlin, 1933 (additional source)
Chondrodesmus granosus (Carl, 1902) (additional source)
Chondrodesmus hoffmanni (Peters, 1864) (additional source)
Chondrodesmus rodriguezi (Brölemann, 1900) (additional source)
Chondrodesmus singularis Chamberlin, 1922 (additional source)
Cyrtodesmus laticaudatus Loomis, 1972 (original description)
Cyrtodesmus palliatus Loomis, 1972 (original description)
Cyrtodesmus quadridens Loomis, 1972 (original description)
Dicropus Loomis, 1972 (original description)
Dicropus tecticaudatus Loomis, 1972 (original description)
Orthoporus absconsus Chamberlin, 1922 (additional source)
Orthoporus festae (Silvestri, 1896) (additional source)
Phylactophallus Pocock, 1910 (identification resource)
Phylactophallus canceripes Loomis, 1972 (original description)
Phylactophallus stenomerus Pocock, 1910 (identification resource)
Platydesmus bitumulus Loomis, 1972 (original description)
Prostemmiulus grandis Loomis, 1972 (original description)
Siphonophora costaricae Chamberlin, 1914 (source of synonymy)
Stemmiulus unicus Loomis, 1972 (original description)
Trichomorpha Silvestri, 1897 (identification resource)
Trichomorpha agilis Loomis, 1972 (original description)
Trichomorpha cervantes (Chamberlin, 1933) (source of synonymy)
Trichomorpha erosa Loomis, 1972 (original description)
Trichomorpha inflecta Loomis, 1972 (original description)