Key to the genera of the family Anthogonidae

(with exception of Cranogona espagnoli; descriptions of this species is inadequately, without notes on pregonopodal legs or gonopods)

1. Posterior gonopods without medial sternal process........................................................... 2

- Posterior gonopods with medial sternal process.............................................................. 5

2. Anterior gonopods with broad bristle apparatuses............................................................ 3

- Anterior gonopods with pseudoflagella or bristled pseudoflagellum..............................................4

3. Leg pair 11 with coxal horn. Trochanter of leg pair 7 with one or two small processes... Cranogona Ribaut, 1913 (Pyrenees)

- Leg pair 11 without coxal horn. Trochanter of leg pair 7 without processes...................................................................................... Anthogona Ribaut, 1913 (southwest England, France, northeast Spain)

4. Anterior gonopods with 3+3 pseudoflagella and 1+1 bristled pseudoflagella. Body segments with 2+2 macrochaetae............................................................................ Escualdosoma Mauriès, 1965 (Pyrenees)

- Anterior gonopods without pseudoflagella and with 1+1 bristled pseudoflagellum. Body segments with 3+3 macrochaetae.......................................................... .. Vascanthogona Mauriès & Barraqueta, 1985 (Pyrenees)

5. Anterior gonopods simple, with well-developed uncovered bristle apparatuses. Lateral processes of posterior gonopods forked. Leg pairs 3–7 in males greatly enlarged. Gnathochilarium unusually densely setose....................................................... Macrochaetosoma Absolon & Lang, 1933 (Croatia, Bosnia and Herzegovina, Montenegro, Serbia?)

- Anterior gonopods complex, with covered bristle apparatuses. Lateral processes of posterior gonopods simple, shield-like in lateral view. Leg pairs 3–7 in males of normal size or just slightly enlarged. Gnathochilarium with normal setation........ 6

6. Syncoxite of anterior gonopods with impressive rounded medial lobe. Posterior gonopods with uniramous medial sternal process. Metazonites with numerous warts. Macrochaetae very short and bacilliform..... Egonpretneria Strasser, 1966 (Croatia)

- Syncoxite without rounded medial lobe. Posterior gonopods with uni-, bi- or triramous medial sternal process. Metazonites without warts. Macrochaetae long and trichoid.......................... Haasia Bollman, 1893 (Croatia and Slovenia)