Isopoda Latreille 1817
Creators: name: López-Orozco, Carlos Mario
name: Carpio-Díaz, Yesenia M.
name: Borja-Arrieta, Ricardo
name: Navas-S, Gabriel R.
name: Campos-Filho, Ivanklin Soares
name: Taiti, Stefano
name: Mateos, Mariana
name: Olazaran, Alexandra
name: Caballero, Isabel C.
name: Jotty, Karick
name: Gómez-Estrada, Harold
name: Hurtado, Luis A.
Publisher: name: Zenodo
Year: 2022
Subjects: Biodiversity
Taxonomy
Animalia
Arthropoda
Malacostraca
Isopoda

description: Key to species of terrestrial isopods from Isla Grande
1. Eyes present....................................................................................................................................... 2
– Eyes absent ............................... Stenoniscus nestori López-Orozco, Taiti & Campos-Filho sp. nov.
2. Animal with conglobation ability ...................................................................................................... 3
– Animal without conglobation ability. ................................................................................................ 6
3. Pereon dorsally smooth; pereonite 5 epimera with ventral phylacomera.......................................... 4
– Pereon dorsally tuberculate; pereonite 5 epimera without phylacomera ............................................ ......................................................................................... Ctenorillo tuberosus (Budde-Lund, 1904)
4. Phylacomera 5 paddle-shaped, extended anteriorly .......................................................................... 5
– Phylacomera 5 sickle-shaped.................................................. Tylos marcuzzii Giordani Soika, 1954
5. Inner lobe of schisma extending beyond posterior margin of outer lobe ............................................ .................................................. Tylos negroi López-Orozco, Carpio-Díaz & Campos-Filho sp. nov.
– Inner lobe of schisma not extending beyond posterior margin of outer lobe ...................................... .......................................................................................................... Tylos niveus Budde-Lund, 1885
6. Flagellum of the antennae with 4 or more articles ............................................................................ 7
– Flagellum of the antennae with 2–3 articles.................................................................................... 10
7. Flagellum of the antennae with 4 articles.......................................................................................... 8
– Flagellum of the antennae with more than 10 articles......... Ligia baudiniana Milne-Edwards, 1840
8. Dorsal surface almost smooth or with small tubercles ...................................................................... 9
– Dorsal surface of pereon with 4 prominent longitudinal ribs .............................................................. ....................................................................... Armadilloniscus caraibicus Paoletti & Stinner, 1989
9. Dorsal surface almost smooth.................................................. Armadilloniscus ninae Schultz, 1984
– Dorsal surface with small tubercles..................................................................................................... .................................................. Armadilloniscus luisi Carpio-Díaz, Taiti & Campos-Filho sp. nov.
10. Flagellum of the antennae with 3 articles.........................................................................................11
– Flagellum of the antennae with 2 articles........................................................................................ 14
11. Genital papilla with truncate apex ................................................................................................... 12
– Genital papilla with bifurcated apex....... Halophiloscia trichoniscoides (Vandel, 1973) comb. nov.
12. Male pleopod 1 endopod without lobe on outer margin of apical part............................................ 13
– Male pleopod 1 endopod with a lobe on outer margin of apical part .................................................. ................................................................................ Littorophiloscia tropicalis Taiti & Ferrara, 1986
13. Male pleopod 1 endopod with apex divided into three points............................................................. ........................................................................... Littorophiloscia amphindica Taiti & Ferrara, 1986
– Male pleopod 1 endopod with a long spine and 2 small distinct denticles on the inner margin of the apical part.......................................................... Littorophiloscia denticulata (Ferrara & Taiti, 1982)
14. Pleopod exopods with lungs ............................................................................................................ 15
– Pleopod exopods without lungs....................................................................................................... 16
15. Pleopodal lungs present in first two pairs of pleopods ...... Porcellionides pruinosus (Brandt, 1833)
– Pleopodal lungs present in all five pairs of pleopods .......................................................................... ................................................................................ Agnara madagascariensis (Budde-Lund, 1885)
16. Colorless body; eyes composed of two unequal ommatidia................................................................ ........................................................................ Trichorhina heterophthalma Lemos de Castro, 1964
– Pigmented body; eyes with 10 ommatidia........................................................................................... ................................ Trichorhina bermudezae Carpio-Díaz, López-Orozco & Campos-Filho, 2018
description: Published as part of López-Orozco, Carlos Mario, Carpio-Díaz, Yesenia M., Borja-Arrieta, Ricardo, Navas-S, Gabriel R., Campos-Filho, Ivanklin Soares, Taiti, Stefano, Mateos, Mariana, Olazaran, Alexandra, Caballero, Isabel C., Jotty, Karick, Gómez-Estrada, Harold & Hurtado, Luis A., 2022, A glimpse into a remarkable unknown diversity of oniscideans along the Caribbean coasts revealed on a tiny island, pp. 1-50 in European Journal of Taxonomy 793 on pages 40-41, DOI: 10.5852/ejt.2022.793.1643, http://zenodo.org/record/6037892