Paleonurini

Ospina-Sánchez, Claudia M., Palacios-Vargas, José G. & González, Grizelle, 2021, A new species of Pronura (Neanuridae: Paleonurini) from the Luquillo Mountains Puerto Rico with a key to American poorly tuberculated Paleonurini, Zootaxa 4996 (3), pp. 581-590 : 587-588

Key for identification of American poorly tuberculated Paleonurini

1. Abd V with well–defined setal groups.................................................................... 2

- Abd V without well–defined setal groups......................................................... Paramanura DL group on Abd IV is composed by 4 setae and 1 sensillum eg. P. najtae Cassagnau & Oliveira 1990 Venezuela

2. Setal group Di on Abd V is composed only of Di2................................................. Pronura … 3

- Setal group of Di on Abd V is composed of seta Di and Di2......................................... Paleonura … 6

3. Only two ocular setae present Oca and Ocm................................................................ 4

- Three ocular setae present, Oca, Ocm and Ocp................... P. paraguayana Palacios-Vargas et al., 2011 Paraguay

4. Af area on head with setae ABCD........................................................................ 5

- Af area on head with only setae A, B and C...................................... P. yunquensis sp. nov. Puerto Rico

5. Setal group De in Abd I–III composed by one seta and one sensillum................................................................................................... P. gaucheri Palacios-Vargas et al., 2011 French Guayana

- The group of setae De in Abd I–III is composed by two setae and one sensillum................................................................................................ P. amazonica Cassagnau & Oliveira, 1990 Brazil

6. Three ocular setae present.............................................................................. 7

- Fewer than three ocular setae............................................................................ 8

7. Ventral tube with 4+4 setae.......................... P. petebellingeri Palacios-Vargas & Benito, 2007 North America

- Ventral tube with 5+5 setae.................................... P. saproxylica Smolis & Kadej, 2014 North America

8. Only one ocular seta present............................................................................. 9

- Two ocular setae present.............................................................................. 10

9. Two eyes per side, De group on Abd IV with one sensillum................................................................................................. P. carayoni Massoud & Thibaud, 1987 Guadeloupe Island, Caribbean

- One eye per side or no eyes, De setal group De on Abd IV fused with DL, with two setae and one sensillum.......................................................... P. miniseta Massaud & Thibaud, 1987 Guadeloupe Island, Caribbean

10. Setal group De on Abd I–II composed of one seta and one sensillum.......... P. nuda Cassagnau & Oliveira, 1990 Brasil

- Setal group De on Abd I–II composed of two setae and one sensillum.......................................... 11

11. Setal group De + DL on Abd IV is composed of 5 setae and one sensillum....... P. bilinskii Pasnik & Weiner, 2013 Ecuador

- Setal group De + DL in Abd IV is composed of two or three setae and one sensillum.............................. 12

12. Body macrosetae modified............................................................................. 13

- Body macrosetae acuminated.......................... P. pescadorius Palacios-Vargas & Gómez Anaya, 1995 Mexico

13. Body macrosetae capitate.............................................................................. 14

- Body macrosetae barbulate.............................. P. colimana Palacios-Vargas & Gómez Anaya, 1995 Mexico

14. Setal group De on Abd IV is composed of only one sensillum................................................................................................... P. borincana Palacios-Vargas & Soto-Adames, 2017 Puerto Rico

- Setal group De on Abd IV is composed of one seta and one sensillum........ P. daniae Palacios-Vargas & Díaz, 1992 Cuba