taxonID	type	description	language	source
03A1BE331B0BD87D8C5AFD73FDC7FB74.taxon	materials_examined	Type material: Holotype male: Mato Grosso State, Nova Xavantina, Fazenda Sr. Queté, Córrego Cachoeira, 254 m a. s. l., 14 o 32.817 ’ S 51 o 31.395 ’ W, 16. x. 2007, light trap, leg. L. C. Pinho et al. (MZUSP).	en	Andersen, Trond, Pinho, Luiz C. (2019): Two new species of Nilotanypus Kieffer, 1923 (Diptera, Chironomidae, Tanypodinae) from Brazil. Norwegian Journal of Entomology 66: 11-18, DOI: 10.5281/zenodo.15883285
03A1BE331B0BD87D8C5AFD73FDC7FB74.taxon	etymology	Etymology: From latin pusillus, meaning very little and referring to the small size of the species.	en	Andersen, Trond, Pinho, Luiz C. (2019): Two new species of Nilotanypus Kieffer, 1923 (Diptera, Chironomidae, Tanypodinae) from Brazil. Norwegian Journal of Entomology 66: 11-18, DOI: 10.5281/zenodo.15883285
03A1BE331B0BD87D8C5AFD73FDC7FB74.taxon	diagnosis	Diagnostic characters: The combination of a wing length of 0.81 mm, pseudospurs on mid ta 1 – ta 3, an antennal ratio of 0.45, and the color pattern of the abdomen, with tergites I – V light brown and tergites VI – IX and hypopygium brown, will separate the species from all other species in the genus.	en	Andersen, Trond, Pinho, Luiz C. (2019): Two new species of Nilotanypus Kieffer, 1923 (Diptera, Chironomidae, Tanypodinae) from Brazil. Norwegian Journal of Entomology 66: 11-18, DOI: 10.5281/zenodo.15883285
03A1BE331B0BD87D8C5AFD73FDC7FB74.taxon	description	Description: Male (n = 1). Total length 1.51 mm. Wing length 0.81 mm. Total length / wing length 1.86. Wing length / length of profemur 2.77. Coloration. Head, antenna and thorax brown; abdominal tergites I – V light brown, tergites VI – IX and hypopygium brown; legs light brown; wing membrane pale brown. Antenna. Antennal ratio (AR) = 0.45. Ultimate flagellomeres 168 µm long, apical seta missing. Head. Temporal setae 9, including 2 strong frontals, 2 inner verticals, 3 outer verticals and 2 postorbitals. Clypeus with 16 setae. Tentorium 91 µm long, 17 µm wide. Palp segment lengths (in µm): 21, 25, 62, 92, 144. Third palpomere with 2 sensilla along inner margin, longest 14 µm long. Thorax. Antepronotals 4; dorsocentrals 22, starting close to antepronotum, irregularly biserial in front; acrostichals 20, starting close to antepronotum, biserial in front; prealars 8 in two groups, anterior group with 3 setae, posterior group with 5 setae; supraalar 1; prescutellum with 1 strong seta; anterior border of mesonotum with row of 9 tubercles. Scutellum with 7 strong setae, uniserial and about 14 weak, scattered, anterior setae. Wing (Figure 1). Venarum ratio (VR) = 0.70. Wing membrane and veins densely covered with setae. Brachiolum with 2 setae. Squama with 13 setae. Legs. Width at apex of fore tibia 21 µm, of mid tibia 26 µm, of hind tibia 28 µm. Spur of fore tibia 30 µm long, of mid tibia 39 µm long, of hind tibia 43 µm long. Fore tarsus apparently without pseudospurs; pseudospur of mid ta 1 33 µm long, of mid ta 2 26 µm long, of mid ta 3 18 µm long; hind tarsus missing. Comb of hind tibia with 7 setae, longest seta 35 µm long, shortest 28 µm long. Length (in µm) and proportion of legs as in Table 1. Hypopygium (Figures 3 – 4). Tergite IX with slightly concave posterior margin and 2 – 3 setae on each side. Anal point broadly rounded. Gonocoxite 69 µm long, 37 µm wide. Gonostylus 46 µm long, megaseta 7 µm long. Hypopygium ratio (HR) = 1.50. Hypopygium value (HV) = 3.28. Female and immatures. Unknown.	en	Andersen, Trond, Pinho, Luiz C. (2019): Two new species of Nilotanypus Kieffer, 1923 (Diptera, Chironomidae, Tanypodinae) from Brazil. Norwegian Journal of Entomology 66: 11-18, DOI: 10.5281/zenodo.15883285
03A1BE331B0BD87D8C5AFD73FDC7FB74.taxon	distribution	Distribution. Only known from the type locality in Mato Grosso State, Brazil.	en	Andersen, Trond, Pinho, Luiz C. (2019): Two new species of Nilotanypus Kieffer, 1923 (Diptera, Chironomidae, Tanypodinae) from Brazil. Norwegian Journal of Entomology 66: 11-18, DOI: 10.5281/zenodo.15883285
03A1BE331B08D8798C78FAAFFBFDFC53.taxon	materials_examined	Type material: Holotype male: Santa Catarina State, Urubici, São Joaquim National Park, Morro da Igreja, Rio Pelotas tributary, 1670 m a. s. l., 28 o 07 ’ 37 ” S 49 o 28 ’ 47 ” W, Malaise trap, leg. L. C. Pinho & L. E. M. Bizzo. Paratypes: 4 males as holotype. (MZUSP, ZMBN).	en	Andersen, Trond, Pinho, Luiz C. (2019): Two new species of Nilotanypus Kieffer, 1923 (Diptera, Chironomidae, Tanypodinae) from Brazil. Norwegian Journal of Entomology 66: 11-18, DOI: 10.5281/zenodo.15883285
03A1BE331B08D8798C78FAAFFBFDFC53.taxon	etymology	Etymology: Named after the municipality where the species was collected. The name is to be regarded as a noun in apposition.	en	Andersen, Trond, Pinho, Luiz C. (2019): Two new species of Nilotanypus Kieffer, 1923 (Diptera, Chironomidae, Tanypodinae) from Brazil. Norwegian Journal of Entomology 66: 11-18, DOI: 10.5281/zenodo.15883285
03A1BE331B08D8798C78FAAFFBFDFC53.taxon	diagnosis	Diagnostic characters: The combination of pseudospurs on mid ta 1 – ta 3, an antennal ratio of 0.38 – 0.42, and the pale brown to colorless abdomen, will separate the species from all other species in the genus.	en	Andersen, Trond, Pinho, Luiz C. (2019): Two new species of Nilotanypus Kieffer, 1923 (Diptera, Chironomidae, Tanypodinae) from Brazil. Norwegian Journal of Entomology 66: 11-18, DOI: 10.5281/zenodo.15883285
03A1BE331B08D8798C78FAAFFBFDFC53.taxon	description	Description: Male (n = 4 – 5, if not otherwise stated). Total length 1.97 – 2.20, 2.12 mm. Wing length 1.17 – 1.28, 1.22 mm. Total length / wing length 1.68 – 1.76, 1.72. Wing length / length of profemur 3.05 – 3.39, 3.25. Coloration. Head, antenna and thorax brown; palpomeres pale brown to nearly colorless; legs pale brown; abdomen inclusive hypopygium pale brown to nearly colorless, wing membrane colorless. Antenna (Figure 7). Antennal ratio (AR) = 0.38 – 0.42, 0.40. Ultimate flagellomeres 164 – 180, 171 µm long, apical seta 56 – 68 (2) µm long. Head (Figure 8). Temporal setae 13 – 14, 13, including 3 strong frontals, 3 – 4, 3 inner verticals, 4 – 5, 4 outer verticals and 2 – 3, 2 postorbitals. Clypeus with 15 – 19, 16 setae. Tentorium 102 – 112, 109 µm long, 18 – 23, 20 µm wide. Palp segment lengths (in µm): 27 – 29, 28; 28 – 30, 29; 55 – 65, 61; 97 – 101 (3); 155 – 181 (3). Third palpomere with 1 – 2 sensilla along inner margin, longest 21 µm long. Thorax. Antepronotals 3 – 4, 4; dorsocentrals 28 – 33, 31, starting close to antepronotum, irregularly biserial in front; acrostichals 28 – 39, 32, starting close to antepronotum, biserial; prealars 13 – 16, 15 in two groups, anterior group with 7 – 10, 8 setae, posterior group with 6 – 7, 7 setae; supraalar 1; prescutellum with 1 strong seta; anterior border of mesonotum with curved row of 9 – 11, 10 tubercles. Scutellum with posterior row of 7 – 9, 8 strong setae, uniserial and 10 – 14, 13 weak, scattered, anterior setae. Wing (Figure 1). Venarum ratio (VR) = 0.66 – 0.68, 0.67. Wing membrane and veins densely covered with setae. Brachiolum with 2 setae. Squama with 15 – 19, 18 setae. Legs (Figures 9 – 11). Width at apex of fore tibia 28 – 33 (2) µm, of mid tibia 28 – 34, 30 µm, of hind tibia 30 – 36, 32 µm. Spur of fore tibia 36 – 40 (2) µm long, of mid tibia 47 – 50, 48 µm long, of hind tibia 50 – 54, 52 µm long. Fore and hind tarsi apparently without pseudospurs; pseudospur of mid ta 1 41 – 44 (2) µm long, of mid ta 2 47 – 48 (2) µm long, of mid ta 3 39 (1) µm long. Comb of hind tibia with 5 – 6, 6 setae, longest seta 35 – 39 (3) µm long, shortest 28 – 32 (3) µm long. Length (in µm) and proportion of legs as in Table 2. Hypopygium (Figures 5 – 6). Tergite IX with concave posterior margin, with 4 – 9, 7 setae; 2 – 4 on each side. Anal point broadly rounded. Gonocoxite 72 – 99, 85 µm long, 41 – 49, 45 µm wide. Gonostylus 44 – 65, 55 µm long, megaseta 7 – 10, 8 µm long. Hypopygium ratio (HR) = 1.41 – 1.71, 1.56. Hypopygium value (HV) = 3.39 – 3.77 (3). Female and immatures. Unknown.	en	Andersen, Trond, Pinho, Luiz C. (2019): Two new species of Nilotanypus Kieffer, 1923 (Diptera, Chironomidae, Tanypodinae) from Brazil. Norwegian Journal of Entomology 66: 11-18, DOI: 10.5281/zenodo.15883285
03A1BE331B08D8798C78FAAFFBFDFC53.taxon	distribution	Distribution. Only known from the type locality in Santa Catarina State, Brazil.	en	Andersen, Trond, Pinho, Luiz C. (2019): Two new species of Nilotanypus Kieffer, 1923 (Diptera, Chironomidae, Tanypodinae) from Brazil. Norwegian Journal of Entomology 66: 11-18, DOI: 10.5281/zenodo.15883285
