Tanzanapseudes

Stępień, Anna & Błażewicz-Paszkowycz, Magdalena, 2009, Two new species of the genus Tanzanapseudes Băcescu, 1975 (Tanaidacea: Apseudomorpha: Tanzanapseudidae) from mid-west Australia, Zootaxa 2283, pp. 40-50 : 41-42

Key for species of the genus Tanzanapseudes

1 Process on sides of rostrum and distal process on telson smooth ............................................................. T. levis n. sp.

- Process on sides of rostrum and distal process on telson spinose ................................................................................ 2

2 Antennule with three outer and three or four inner spines on peduncle article 1 ......................................................... 3

- Antennule with at least four spines on each side of peduncle article 1 ........................................................................ 4

3 Pereonites 2–6 with long setae dorsally; pleotelson distal processes with few setae and with spines on inner margin only ............................................................................................................................................................. T. longiseta

- Pereonites 2–6 with short setae dorsally; pleotelson distal processes with some setae and with spines on inner and outer margin ....................................................................................................................................................... T. langi

4 Pleotelson distal process with smooth outer margin. Pereopods 1–2 propodus with three spiniform setae ventrally ...

................................................................................................................................................................... T. nieli n. sp. - Pleotelson distal process with spinose outer margin. Pereopods 1–2 propodus with four spiniform setae ventrally ...................................................................................................................................................................................... 5

5 Pereopods 2–3 basis with four spines dorsoproximally, cheliped carpus with spines distally; antennule article 1 two to three times as long as wide ................................................................................................................ T. polynesiensis

- Pereopods 2–3 basis with two spines dorsoproximally, cheliped carpus smooth distally; antennule article 1 four to five times as long as wide .............................................................................................................................. T. elegans