Araphura
Creators: name: Larsen, Kim
name: Araújo-Silva, Catarina De L.
name: Coelho, Petrônio Alves
Publisher: name: Zenodo
Year: 2009
Subjects: Biodiversity
Taxonomy
Animalia
Arthropoda
Malacostraca
Tanaidacea
Tanaellidae
Araphura

description: Key to the species of Araphura, adult females only.
1 Cheliped propodus with dorsal pointed process at dactylus insertion .................................................. A. spinithenari
– Cheliped propodus without dorsal pointed process at dactylus insertion ................................................................... 2
2 Pleotelson apex with conical process ..................................................................................................... A. cuspirostris
– Pleotelson apex without conical process .................................................................................................................... 3
3 Pereonite 2 elongate, 1.2–1.3 times as long as wide ................................................................................................... 4
– Pereonite 2 as wide as long, or wider ................................................................................................... A. joubinensis
4 Pereonite 6 as wide as long or wider .......................................................................................................................... 5
– Pereonite 6 twice as long as wide ................................................................................................................. A. extensa
5 Pleotelson as wide as long, or wider .......................................................................................................................... 6
– Pleotelson longer than wide ...................................................................................................................................... 10
6 Uropodal exopod process much less than half the length of first endopod article ..................................................... 7
– Uropodal exopod process more than 0.5 times as long as first endopod article ......................................................... 8
7 Pleotelson posterior margin smoothly rounded ......................................................................................... A. filiformis
– Pleotelson posterior margin separates from the lateral margins in a 90 degree angle ................................ A. elongata
8 Pereonites 2–4 clearly longer than pereonite 5 ............................................................................................ A. higginsi
– Pereonites 2–5 more or less subequal ......................................................................................................................... 9
9 Pleotelson nearly twice as wide as long ..................................................................................................... A. breviaria
– Pleotelson nearly as long as wide .......................................................................................................... A. brevimanus
10 Uropodal exopod process clearly more than 0.5 times as long as first endopod article/pseudoarticle ......................... ......................................................................................................................................................... A. parabrevimanus
– Uropodal exopod process 0.5 times as long as first endopod article/pseudoarticle or less ...................................... 11
11 Pleotelson as long as lengths of only two free pleonites combined. Antenna article 4 without trace of fusion line ..... ................................................................................................................................................................. A. curticauda
– Pleotelson longer than three free pleonites combined. Antenna article 4 with clear fusion line .............................. 12
12. Antenna article 4 more than half as long as total antenna length ............................................................. A. rectifrons
– Antenna article 3 less than half as long as total antenna length ............................................................. A. arvedlundi
description: Published as part of Larsen, Kim, Araújo-Silva, Catarina De L. & Coelho, Petrônio Alves, 2009, Tanaidacea from Brazil. I. The family Tanaellidae Larsen & Wilson, 2002, pp. 1-19 in Zootaxa 2141 on page 4, DOI: 10.5281/zenodo.188575