Syrphidae

Thompson, Christian, 2008, A conspectus of New Zealand flower flies (Diptera: Syrphidae) with the description of a new genus and species, Zootaxa 1716, pp. 1-20: 2

publication ID

http://doi.org/ 10.5281/zenodo.181009

persistent identifier

http://treatment.plazi.org/id/6C2087E6-FF9F-FFED-54DC-506E92A6F84F

treatment provided by

Plazi

scientific name

Syrphidae
status

 

Key to the genera of New Zealand Syrphidae  

1. Postpronotum bare; head posteriorly strongly concave and closely appressed to thorax so that postprono- tum is partly or entirely hidden ( Fig. 18 View FIGURES 17 – 19. 17 ); male abdomen with tergum 5 visible dorsally ( SYRPHINAE   ) 9

- Postpronotum pilose; head posteriorly less strongly concave so that postpronotum is clearly exposed ( Fig. 19 View FIGURES 17 – 19. 17 ); male abdomen with tergum 5 not visible dorsally ( ERISTALINAE   ).................................................. 2

2. Anterior anepisternum pilose....................................................................................................................... 6

- Anterior anepisternum bare......................................................................................................................... 3

3. Cell R 2 + 3 closed ( Fig. 10 View FIGURES 10 – 16 )............................................................................................................................. 8

- Cell R 2 + 3 open ( Figs. 11–16 View FIGURES 10 – 16 )........................................................................................................................ 4

4. Face with a tubercle; vein R 4 + 5 strongly to moderately sinuate; metafemur with basolateral patch of black setulae, without a ventroapical tubercle or carina ..................................................... Helophilus   12 (7) spp.

- Face without a tubercle ( Fig. 24 View FIGURES 20 – 26 ); vein R 4 + 5 straight or only slightly sinuate ( Fig. 11 View FIGURES 10 – 16 ); metafemur without patch of setulae, with ventroapical carina or tubercle................................................................................. 5

5. Wing completely microtrichose; metafemur with a ventroapical tubercle; metepisternum bare .................. ......................................................................................................... Paratropidia   1 sp.; bilineata (Walker)  

Kingdom

Animalia

Phylum

Arthropoda

Class

Insecta

Order

Diptera

Family

Syrphidae