Nallachius
Creators: name: Machado, Renato José Pires
name: Rafael, José Albertino
Publisher: name: Zenodo
Year: 2010
Subjects: Biodiversity
Taxonomy
Animalia
Arthropoda
Insecta
Neuroptera
Dilaridae
Nallachius

description: Key to Brazilian species of Nallachius (modified from Penny, 1981)
1. In forewing, MP2 vein fused with CuA vein (Fig. 3 a) ................................................................................................. 2
1’. In forewing, MP2 vein not fused with CuA vein (Fig. 3 b)........................................................................................... 3
2. Forewing with apex rounded and RS vein five branched (Fig. 3 c) ........................................................... N. maculatus
2’. Forewing with apex plainly asymmetrical and RS vein three or four branched (Fig. 3 a).............................. N. adamsi
3. Labrum black, male genitalia with dorso-lateral plate of gonarcus (Fig. 4a).................................................... N. limai
3’. Labrum pale, male genitalia without dorso-lateral plate of gonarcus (Fig. 4 d)............................................................ 4
4. Dorsal lobes of ectoprocts approximated on midline (Fig. 2 a)..................................................................................... 5
4’. Dorsal lobes of ectoproct widely separated on midline (Fig. 4 c) ................................................................................. 8
5. Forewing with RS vein four branched. Genitalia: median lobe with apex forked (Fig. 2 c)............... N. furcatus n. sp.
5’. Forewing with RS vein five branched. Genitalia: median lobe with apex simple, only membrane forked (Fig. 4 b) .. 6
6. Most distal costal crossveins forked ................................................................................................................. N. ovalis
6’. Most distal costal crossveins simple............................................................................................................................. 7
7. Male genitalia with lateral projections of mediuncus pointed and gonocoxites lancet-shaped (Fig. 4 b)....... N. dicolor
7’. Male genitalia with lateral projections of mediuncus rounded and gonocoxites scimitar-shaped (Fig. 4 d) .................. .............................................................................................................................................................. N. phantomellus
8. Costal crossveins unforked ........................................................................................................................ N. infuscatus
8’. Many costal crossveins forked...................................................................................................................................... 9
9. Body flat black, forewing with wide brown bands....................................................................................... N. prestoni
9’. Body white with black tubercles, forewing with narrow brown bands .............................................. N. potiguar n. sp.
description: Published as part of Machado, Renato José Pires & Rafael, José Albertino, 2010, Two new species of Dilaridae (Insecta: Neuroptera) with additional notes on Brazilian species, pp. 61-68 in Zootaxa 2421 on page 66, DOI: 10.5281/zenodo.194478