Pagurapseudidae

Santos, Kátia Christol Dos & Pires-Vanin, Ana Maria Setubal, 2006, Redescription of Parapagurapseudopsis carinatus (Tanaidacea: Apseudomorpha) and remarks about the male form, Zootaxa 1363, pp. 39-48 : 40

Key to the Brazilian genera of Pagurapseudidae

1 Body asymmetrical; pereopod 1, much longer and different than the following pereopods, with exopodite; pereopods 2–6 with suckers-like structures on merus, carpus and propodus ................................................................................................. Pagurapseudes

- Body symmetrical; pereopod 1, relatively equal and similar to following pereopods, without exopodite; pereopods 2–6 with setae (spiniform or not) on merus, carpus and propodus........................................................................................................................ 2

2 Females and males with five pairs of biramous pleopods.......... Parapagurapseudopsis

- Females without pleopods; males with two pairs of uniramous pleopods (on the last pleonites) ................................................................................................... Indoapseudes