Allotrichotelura saevissima, P., 2009

Mendes 1 Eduardo, Luis F., Fox, G. P., Solis, Daniel R. & Bueno, Odair C., 2009, New Nicoletiidae (Zygentoma: Insecta) from Brazil living in fire-ant (Hymenoptera: Insecta) nests, Papéis Avulsos de Zoologia 49 (34), pp. 467-475 : 474

publication ID

https://doi.org/ 10.1590/S0031-10492009003400001

DOI

https://doi.org/10.5281/zenodo.13308421

persistent identifier

https://treatment.plazi.org/id/03BD3A47-3D3C-E02D-D0E7-FD024DBFFB30

treatment provided by

Felipe

scientific name

Allotrichotelura saevissima
status

sp. nov.

Allotrichotelura saevissima sp. nov.

( Figs. 1-20 View FIGURES 1‑6 View FIGURES 7‑13 View FIGURES 14‑17 View FIGURES 18‑20 )

Type material: Holotype female, BRAZIL, Rio de Janeiro: Pedro do Rio , 22°20’32.64”S, 43°7’58.96”W, 730 m of altitude, 08/05/2006, within a fire ant ( Solenopsis saevissima ) nest, coll. E.G.P. Fox, ( CEIS / UNESP) GoogleMaps . Paratypes: Same data as holotype, 1 female ( MZUSP) 1 female (CZ-5276) GoogleMaps .

Description: Female: Body length: 3-3.2 mm; thorax length: 1.4 mm; thorax width: 1.4 mm; maximum measured length of antennae: 1.3 mm; cerci length: 0.9 mm; terminal filament short, always damaged. Hypodermal pigment absent; setae and macrochaetae hyaline.

Head ( Fig. 1 View FIGURES 1‑6 ) wider than long, the cephalic capsule with numerous thin short setae and with a few frontal acute macrochaetae. Antennae short, without peculiar features. Incisive and molar areas of mandible well developed ( Fig. 2 View FIGURES 1‑6 ). Maxillae without remarkable features, the prostheca slightly longer than the apical tooth of lacinia, as long as the galea, which has only one reduced apical conule ( Fig. 3 View FIGURES 1‑6 ). Maxillary palp delicate the distal article cylindrical and longer than the previous one, and with several apical sensilla ( Figs. 4, 5 View FIGURES 1‑6 ). Labium as usual, the labial palp ( Fig. 6 View FIGURES 1‑6 ) medium-size, its distal article ovoid, ca. 1.2 times longer than wide and with six typical apical papillae.

Nota short and wide, with numerous irregular rows of minute thin setae, their posterior border almost straight (pronotum) to slightly concave (metanotum); only one very short, apically bifid macrochaeta, stronger though not longer than the usual setae, occurs on the anterior-lateral angle of pronotum ( Fig. 7 View FIGURES 7‑13 ). Legs typical, tibias ( Figs. 8, 9 View FIGURES 7‑13 ) ca 3 times longer than wide, the empodium simple and complete ( Fig. 10 View FIGURES 7‑13 ).

Urotergites I-VIII like the nota, with several thin short setae, more numerous on the infralateral area; one only stout macrochaeta present ( Fig. 11 View FIGURES 7‑13 ), its robustness increasing from the anterior to the posterior segments; infralateral areas of urotergite IX poorly extended, as in Fig. 12 View FIGURES 7‑13 . Urotergite X sub-trapezoidal ( Fig. 13 View FIGURES 7‑13 ), much shorter than wide at base, its posterior notch obtuse, not especially depressed; 1+1 infralateral plus 1+1 shorter lateral macrochaetae on the posterior border and a few thin discal setae.

Urosternite I almost glabrous with a few submedian setae, II with 1+1 lateral plus 1 median well delimited groups of setae ( Fig. 14 View FIGURES 14‑17 ); abdominal sternites III-VII with abundant thin small setae, uniformly distributed, like the dorsal plates ( Fig. 15 View FIGURES 14‑17 ). Four pairs of abdominal stylets, on segments VI-IX ( Fig. 16 View FIGURES 14‑17 ); only pseudovesicles VII are present. Posterior border of urosternite VII clearly concave the subgenital plate wide and short, parabolic to almost triangular ( Fig. 17 View FIGURES 14‑17 ). Coxites VIII and IX typical ( Fig. 18 View FIGURES 18‑20 ); ovipositor spindle-shaped, clearly exceeding the apex of stylet IX; gonapophyses VIII and IX as in Figs. 19, 20 View FIGURES 18‑20 with ca 6 divisions.

Terminal filaments short, without special features.

Male unknown.

Etymology: The new species is named after to its known ant host species in Brazil, Solenopsis saevissima .

MZUSP

Museu de Zoologia da Universidade de Sao Paulo

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