Hemilepistus (Desertellio), 1930

Wang, Jin, Hong, Xinkai, Jiang, Chao & Li, Weichun, 2023, First record of the subgenus Hemilepistus (Desertellio) (Isopoda, Agnaridae) from China, Zootaxa 5389 (3), pp. 362-372 : 370

Key to the species of the subgenus Hemilepistus (Desertellio)

1. Apex of male pleopod endopodite 1 without split into two lobes................................................ 2

- Apex of male pleopod endopodite 1 split into two lobes...................................................... 3

2. Pereonite 1 with six large tubercles arranged in two rows..................................... H. (D.) fedtschenkoi

- Pereonite 1 with four large tubercles arranged in one row......................................... H. (D.) heptneri

3. Inner lobe of male pleopod 1 endopodite not surpassing outer lobe................................. H. (D.) ruderalis

- Inner lobe of male pleopod 1 endopodite surpassing outer lobe................................................. 4

4. Inner lobe of male pleopod 1 endopodite with an acute apex...................................... H. (D.) elongatus

- Inner lobe of male pleopod 1 endopodite with a blunted round apex............................................. 5

5. Head with pointed median lobe, lateral lobe quadrangular; pereonite 1 – 2 without large tubercles........ H. (D.) pavlovskii

- Head without median lobe, lateral lobe small triangular; pereonite 1 – 2 with four large tubercles..................................................................................................... H. (D.) gracilentus sp. nov.