Neriidae, Westwood, 1840

Gomes, Lucas R. P., Sepúlveda, Tatiana A. & Pedraza-Lara, Carlos, 2023, Neriidae (Diptera: Schizophora) from Mexico: new species, new records and an identification key, Zootaxa 5264 (1), pp. 27-46 : 28-29

publication ID

https://doi.org/ 10.11646/zootaxa.5264.1.2

publication LSID

lsid:zoobank.org:pub:80DB8C45-165A-4873-B2E9-752CB01CD6FB

DOI

https://doi.org/10.5281/zenodo.7838946

persistent identifier

https://treatment.plazi.org/id/039D87B4-FFF8-4564-A0B6-8484FA43FB27

treatment provided by

Plazi

scientific name

Neriidae
status

 

Key for the species of Neriidae View in CoL View at ENA of Mexico

The species Nerius purpusianus Enderlein, 1922 is likely a junior synonym of Nerius plurivittatus and was not included in the key. Odontoloxozus longicornis and O. pachycericola key out to the same couplet because there is no reliable diagnostic characters to separate the two species ( Pfeiler et al. 2013).

1. Tegument densely pruinose with numerous setulae with brown maculae at its base, giving the appearance of a brown-dotted body ( Fig. 1I View FIGURE 1 ) … [ Odontoloxozus Enderlein View in CoL : O. longicornis View in CoL + O. pachycericola View in CoL ]

-. Tegument without these setulae or brown maculae throughout the body.......................................... 2

2. Antennal base opaque and brown to testaceous. Postgena with dense patch of yellow setulae. Anterior notopleural seta as long as posterior one ( Fig. 1B View FIGURE 1 ). Discal scutellar seta well-developed, about one third the size of apical scutellar seta ( Fig. 6D View FIGURE 6 ). Thorax with two wide silvery stripes dorsally ( Fig. 1B View FIGURE 1 )....................................................... 3

-. Antennal base shiny or opaque; if opaque, dark brown. Postgena with scarce or no yellow setulae. Anterior notopleural seta absent or present; if present, shorter than posterior one. Discal scutellar seta absent or inconspicuous. Thorax without two wide silvery stripes dorsally................................................................................. 4

3. Vibrissa present. Arista dorso-apical and brown. Four well-developed postsutural dorsocentral setae, increasing in size towards scutellum ( Fig. 1B View FIGURE 1 ). First flagellomere rectangular................................. Eoneria blanchardi Aczél, 1951 View in CoL

-. Vibrissa absent. Arista apical with proximal half white and distal half brown. One well-developed postsutural dorsocentral seta, other dorsocentral setae very short ( Figs 6B, D View FIGURE 6 ). First flagellomere slightly tapering towards apex.. Eoneria ramirezi View in CoL sp. nov.

4. Presutural scutum and antepronotal ridge distinctly anterior to postpronotal carina ( Fig. 2G View FIGURE 2 ). Pedicel elongate, at least twice as long as wide ( Figs 1A View FIGURE 1 , 2A, 2B View FIGURE 2 , 3 View FIGURE 3 , 4A, 4B, 4C View FIGURE 4 ). Occiput at least as long as high ( Figs 2A, 2B View FIGURE 2 , 3A View FIGURE 3 , 4A View FIGURE 4 )................. 5

-. Presutural scutum and antepronotal ridge at same level as postpronotal carina ( Fig. 2B View FIGURE 2 ). Pedicel stout, length 1.5 times width, at most. Occiput shorter than high........................................................................ 6

5. Male occiput as long as high ( Fig. 2A View FIGURE 2 ). First flagellomere with widely rounded apex ( Fig. 2B View FIGURE 2 )............................................................................................. Cerantichir enderleini ( Hennig, 1937) View in CoL

-. Male occiput twice as long as high ( Fig. 3A View FIGURE 3 ). First flagellomere with distal margin rounded and slightly expanded ventrally ( Fig. 4A View FIGURE 4 )................................................................... Cerantichir mexicana View in CoL sp. nov.

6. Prosternum wide, reaching the proepisternum laterally. Inner process of pedicel wide, triangular....... 7 [ Nerius Fabricius View in CoL ]

-. Prosternum linear, separated from proepisternum by a wide membranous area. Inner process of pedicel narrow, triangular to finger-like....................................................................... 8 [ Glyphidops Enderlein View in CoL ]

7. Occiput inflated and shiny. Thorax with two broad silvery dorsomedian stripes on presutural and postsutural scutum separated by narrow brown stripe. Inner vertical seta short and outer vertical seta absent.............. Nerius pilifer Fabricius, 1805 View in CoL

-. Occiput flat and velvet pruinose. Thorax with two silvery dorsomedian stripes on presutural and postsutural scutum, separated medially by broad brown stripe narrowing toward scutoscutellar suture, and by dorsocentral brown stripe from transverse suture to scutoscutellar suture ( Fig. 1H View FIGURE 1 ). Inner and outer vertical setae well developed..... Nerius plurivittatus Bigot, 1886 View in CoL

8. Arista with dense white pubescence on entire surface, or at least on basal third ( Fig. 1E View FIGURE 1 )............................. 9

-. Arista brown, with small bare white area at base ( Fig. 1C, G View FIGURE 1 )................................................. 10

9. Arista entirely dense white pubescent. Frontal vitta orange, with ovate black spot on posterior third, covering the ocellar tubercle ( Fig. 1E View FIGURE 1 )........................................................ Glyphidops filosus ( Fabricius, 1805) View in CoL

-. Arista white pubescent at base and brown and bare on distal two thirds. Frontal vitta yellow............................................................................................... Glyphidops xanthopus ( Schiner, 1868) View in CoL

10. Pleuron partly brown and yellow, with katatergite yellow ( Fig. 5A, B View FIGURE 5 ). Occiput with ventral brown stripe narrowing posteriorly ( Fig. 5A, B View FIGURE 5 ). Abdomen with dorsomedian yellow stripe extending from tergite 1 to tergite 6 at most ( Fig. 1F View FIGURE 1 ).................................................................................... Glyphidops flavifrons ( Bigot, 1886) View in CoL

-. Pleuron mostly brown with bluish reflections and small yellowish areas on ventral proepisternum and dorsal anepisternum and katepisternum ( Fig. 2D, E View FIGURE 2 ). Occiput with ventral brown stripe broad and linear ( Fig. 2D, E View FIGURE 2 ). Abdomen uniformly brown, without dorsomedian yellow stripe ( Fig. 1D View FIGURE 1 )..................................... Glyphidops durus ( Cresson, 1926) View in CoL

Kingdom

Animalia

Phylum

Arthropoda

Class

Insecta

Order

Diptera

Family

Neriidae

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