Parapsectrocladius Playa

Main Authors: Donato, Mariano, Mauad, Melina, Fuentes, María Cecilia
Format: info publication-taxonomictreatment Journal
Terbitan: , 2015
Subjects:
Online Access: https://zenodo.org/record/6114427
Daftar Isi:
  • Parapsectrocladius “Playa Negra” Material examined. ARGENTINA: 1 female, Río Negro, P. N. Nahuel Huapi, Manso medio, mallín Playa Negra, 41 o 21 ' 26.1 ''S – 71 o 34 ' 12.6 ''W, 808 m a.s.l., 26 -x- 2006, sweep net, Garré-Montes de Oca cols. (MLP). Female (n = 1). Total length 3.52 mm. Wing length 2.70 mm. Total length/wing length 1.30. Wing length/length of profemur 3.03. Head. AR 0.50. Flagellomeres length: 92; 48; 58; 60; 128. Temporal setae 6: including 1 inner vertical and 5 outer verticals. Clypeus with 14 setae. Tentorium 192 long, 40 wide. Palpomeres length: 64; 64; 120; 132; 214. Thorax chaetotaxy. Lateral antepronotals 10, Dorsocentrals 13, Prealars 4, Supralar 1, Scutelars 15. Wing. VR 1.33. C extension 20 long. Brachiolum with 3 setae. R with 18, R 1 14, R 4 + 5 6. Squama with 36 setae. Legs. Spur of fore tibia broken; spur of middle tibia 30 and 40 long; spurs of hind tibia 32 and 74 long. Width of apex of fore tibia 72; of middle tibia 62; of hind tibia 76. Sensilla chaetica on tarsomere 1 of middle leg 24, of hind leg 25. Tibial comb with 9 setae. Legs measurements as in Table 5. Genitalia (Fig. 6). Number of setae on sternite VIII 18, Gonocoxite IX with 27 setae. Dorsomesal lobe as in generic diagnosis, apodeme lobe as in Figure 7. Cercus 160 long. Seminal capsules 180 long. Notum 220 long. Remarks. Parapsectrocladius “Playa Negra” is very close to P. reissi by sharing the undivided tergite IX, gonapophysisVIII, with distinct ventrolateral lobe and 9 strong setae on each side of midline of sternite VIII near gonocoxapodeme. The gonocoxite IX, with 27 setae no longer than 40 μm present in the former species is unique among the known females of the genus.
  • Published as part of Donato, Mariano, Mauad, Melina & Fuentes, María Cecilia, 2015, A new species of Parapsectrocladius Cranston (Diptera: Chironomidae: Orthocladiinae) from Patagonia, Argentina, pp. 547-559 in Zootaxa 3911 (4) on pages 554-555, DOI: 10.11646/zootaxa.3911.4.4, http://zenodo.org/record/237124