Arrhopalites
Creators: name: Zeppelini, Douglas
Publisher: name: Zenodo
Year: 2006
Subjects: Biodiversity
Taxonomy
Animalia
Arthropoda
Entognatha
Collembola
Arrhopalitidae
Arrhopalites

description: Key for identification of neotropical Arrhopalites
1 Anal valve cuticular spines absent ................................................................................ 2
­ Anal valve cuticular spines present............................................................................... 8
2 Ant IV not subdivided, all unguis with a filamentous inner tooth ................ A. diversus
­ Ant IV subdivided, inner teeth not filamentous when present ..................................... 3
3 Ant IV subdivided into 5 subsegments ......................................................................... 4
­ Ant IV subdivided into 6 or more subsegments............................................................ 7
4 Ant III basal swelling present........................................................................................ 5
­ Ant III basal swelling absent......................................................................................... 6
5 Female subanal appendages spoon shaped with fringed edges (4d) ............ A. plectrifer
­ Female subanal appendages a simple rod withfringed apex (14a) ................... A. dubius
6 Female subanal appendages branche or deeply serrated (5c) ......................... A. benitus
­ Female subanal appendages simple rod with fringed apex (1ad) ................ A. pygmaeus
7 Ant IV subdivided into 6 subsegments, eyes 1+1 ........................................... A. amarus
­ Ant IV subdivided into 7 subsegments, eyes 2+2 ....................................... A. bellingeri
8 Eyes 2+2....................................................................................................................... 9
­ Eyes 1+1..................................................................................................................... 10
9 Ant IV subdivided into 4 ringed subsegments, anal valve C1 lamelate ........ A. amorimi
­ Ant IV subdivided into 6 ringed subsegments, C1 swollen basally................................ ...................................................................................................... A. heteroculatus sp.n.
10 Ant IV not subdivided. ............................................................................................... 11
­ Ant IV subdivided ....................................................................................................... 14
11 Dental id3 present, medial ve1 spinelike. .................................................................. 12
­ Dental id3 absent, ve1 normal..................................................................................... 13
12 Anal valve C3–C6 lamellate, all ungues with tunica and inner tooth .............. A. caecus
­ C3–C6 swollen basally, first unguis without inner tooth, tunica absent ............ A. millsi
13 Anal valve upper flap with 4 cuticular spines (s0 absent), tunica absent ........ A. harveyi
­ anal valve upper flap with 5 spines (s0 present), tunica present. A. alambariensis sp.n.
14 Ant IV subdivided into 5 ringed subsegments ........................................................... 15
­ Ant IV subdivided into 6 ringed subsegments ............................................................ 16
15 Anal valve C1 lamellate, first unguis without tunica ................... A. botuveraensis sp.n.
­ Anal valve C1 swollen basally, all unguis with tunica ............................... A. vazquezae
16 Tunica absent, anal valve C1 swollen basally ............................................. A. lawrencei
­ Tunica present, anal valve C1 lamellate...................................................................... 17
17 Cephalic setae M3–5 not spinelike, dental E4–5 spinelike, third unguiculus without apical filament .............................................................................................. A. gnaspinii
­ Cephalic M3–5 spinelike, dental E4–5 normal, third unguiculus with short apical fila­ ment not exceeding theunguis tip................................................... A. paranaensis sp.n.
description: Published as part of Zeppelini, Douglas, 2006, The genus Arrhopalites Börner, 1906 (Collembola, Appendiciphora, Arrhopalitidae) in the Neotropical Region, with description of four new cave species from Brazil, pp. 1-40 in Zootaxa 1124 on pages 37-38, DOI: 10.5281/zenodo.171788