Peloribates Berlese 1908
Creators: name: Shtanchaeva, Umukusum Ya.
name: Ermilov, Sergey G.
Publisher: name: Zenodo
Year: 2024
Subjects: Biodiversity
Taxonomy
Animalia
Arthropoda
Arachnida
Sarcoptiformes
Haplozetidae
Peloribates

description: Key to the known species of Peloribates from the Neotropical region
1. Leg tarsi I–III monodactylous, leg tarsus IV bidactylous; body length: 272–297.................................................................. Peloribates (Aokibates) yoshii (Mahunka, 1988). Distribution: Oriental region, Mexico.
- All leg tarsi tridactylous............................................................................... 2
2. Four pairs of genital setae.............................................................................. 3
- Five pairs of genital setae.............................................................................. 5
3. Dorsal and ventral body sides not foveolate; body length: 390–490.................. Peloribates (Peloribates) europaeus Willmann, 1935 (see also Iturrondobeitia 1985; Weigmann 2006; Bayartogtokh 2010). Distribution: Holarctic region, Mexico.
- Dorsal and ventral body sides foveolate................................................................... 4
4. Interlamellar and notogastral setae short, thin; rostrum pointed; epimeres without long, strong, longitudinal stria; body length: 225–255.......................... Peloribates (Peloribatodes) luissubiasi sp. nov. Distribution: Dominican Republic.
- Interlamellar and notogastral setae medium-sized, stiff; rostrum narrowly rounded; epimeres with long, strong, longitudinal stria; body length: 232–249........................................................................................... Peloribates (Peloribatodes) roynortoni Ermilov, Shtanchaeva & Subías, 2019. Distribution: U.S.A., Mexico.
5. All notogastral setae minute (not longer than diameter of bothridium) or represented by alveoli; lamella with distinct lateral tooth............................................................................................... 6
- All notogastral setae distinctly longer than diameter of bothridium; lamella without lateral tooth...................... 7
6. Posterior notogastral setae present, minute; body length: 600–660..................................... Peloribates (Peloribates) peloptoides (Berlese, 1888) (also see Mahunka 1994). Distribution: Neotropical region, Southeast China, U.S.A.
- All notogastral setae represented by alveoli; body length: 430–600.......................... Peloribates (Peloribates) decumanus (Berlese, 1908) (= Peloribates anomalus Pérez-Íñigo & Baggio, 1980) (also see Mahunka 1994). Distribution: Brazil.
7. Dorsal notogastral setae long, distinctly longer than distance da–dm ............................................. 8
- Dorsal notogastral setae medium-sized or short, not longer than distance da–dm .................................. 11
8. Bothridial seta lanceolate (pointed distally); dorsal and ventral body sides with small foveolae........................ 9
- Bothridial seta clavate (rounded distally); dorsal and ventral body sides without foveolae........................... 10
9. Prolamella absent; anogenital setae similar in length; body length: 420–465........................................................................... Peloribates (Peloribates) cavaticus sp. nov. Distribution: Dominican Republic.
- Prolamella present; anal and adanal setae distinctly longer than genital and aggenital setae; body length: 324–336.......................................... Peloribates (Peloribates) perreti Mahunka, 1984. Distribution: Neotropical region.
10. Two pairs of notogastral saccules Sa; body length: 440........................................................................................... Peloribates (Peloribates) floridensis Nevin, 1975. Distribution: U.S.A. (Florida).
- One pair of notogastral saccules Sa; body length: 370........................................................................................ Peloribates (Peloribates) longicoma Hammer, 1958. Distribution: Neotropical region.
11. All notogastral setae medium-sized, as long as distance da–dm or little shorter................................... 12
- All notogastral setae short, about 1/2 of distance da–dm ..................................................... 15
12. Dorsal and ventral body sides not foveolate; body length: 310–465................ Peloribates (Peloribates) longisetosus (Willmann, 1930) (also see Aoki & Nakatamari 1974). Distribution: Neotropical and eastern Palaearctic regions, India.
- Dorsal and/or ventral body sides entirely or partially foveolate................................................ 13
13. Bothridial seta erect; body length: 370–440.... Peloribates (Peloribates) hubbardi (Banks, 1904) (= Peloribates histricinus Berlese, 1910; = Peloribates tillandsius Nevin, 1975)................................. Distribution: U.S.A. (Florida).
- Bothridial seta directed posterolaterad................................................................... 14
14. Rostral seta thickened, distinctly thicker than lamellar and interlamellar setae; body length: 550............................................................ Peloribates (Peloribates) muscicola Hammer, 1961. Distribution: Peru, Japan.
- Rostral seta setiform, not thicker than lamellar and interlamellar setae..................................................................................Two similar species (possibly the same) needing further identification research: 1. Peloribates (Peloribates) genavensium Mahunka, 1983 (body length: 538–563; distribution: Mexico); 2. Peloribates (Peloribates) paraguayensis Balogh & Mahunka, 1981 (body length: 544–549; distribution: Neotropical and Oriental regions).
15. Notogaster striate; anogenital region lineolate; body length: 446–510................................................................. Peloribates (Peloribates) robustus Grishina, 1981. Distribution: eastern Palaearctic region, Mexico.
- Notogaster not striate; anogenital region not lineolate....................................................... 16
16. Notogastral seta c 1 as long as long distance c 1 –la ........................................................... 17
- Notogastral seta c 1 about 1/2 of distance c 1 –la ............................................................. 18
17. Some notogastral setae (e.g., h 1) dilated medially; prolamella absent; interlamellar seta shorter than lamellar seta; body length: 454–505......................... Peloribates (Peloribates) pinguisetus Mahunka, 1985. Distribution: Antillas, U.S.A.
- All notogastral setae not dilated medially; prolamella present; interlamellar seta not shorter than lamellar seta; body length: 435–470........................... Peloribates (Peloribates) dispersus Beck, 1964. Distribution: Neotropical region.
18. Large species, with body larger than 700; body length: 705–780.......................................................................... Peloribates (Peloribates) grandis (Willmann, 1930). Distribution: Neotropical region, Japan.
- Medium-sized species, with body smaller than 600......................................................... 19
19. Notogaster longer than wider; head and stalk of bothridial seta almost the same in length; body length: 540–590.............................................. Peloribates (Peloribates) porosus Beck, 1964. Distribution: Neotropical region.
- Notogaster wider than longer; head of bothridial seta about 1/3 of stalk; body length: 460.................................................................... Peloribates (Peloribates) rigidicoma Hammer, 1958. Distribution: Bolivia.
description: Published as part of Shtanchaeva, Umukusum Ya. & Ermilov, Sergey G., 2024, New species of Peloribates (Acari, Oribatida, Haplozetidae) from a cave in the Dominican Republic, pp. 72-83 in Zootaxa 5556 (1) on pages 80-81, DOI: 10.11646/zootaxa.5556.1.7, http://zenodo.org/record/14595384