Genus Acrolobus

(Family Cephalobidae, Subfamily Acrolobinae)

The genus Acrolobus contains two distinct species (see Table 2 and Fig. 4):

*Measured from the illustrations or other measurements.

Type species.

A. emarginatus (de Man, 1880) Boström, 1986

Cephalobus emarginatus de Man, 1880

Acrobeloides emarginatus (de Man, 1880) Thome, 1937

Acrobeles (Acrobeloides) emarginatus (de Man, 1880) Schneider, 1939 Panagrobelus emarginatus (de Man, 1880) Andrássy, 1984

Other species

A. longigubernaculum sp. n.

Key to species identification

1. Body length less than 700 μm; spicules short, less than 25 μm; gubernaculum short, less than 10 μm......... emarginatus

- Body length more than 700 μm; spicules long, more than 25 μm; gubernaculum long, more than 10 μm.................................................................................................. longigubernaculum sp. n.