Myrsidea

Price, Roger D., Hellenthal, Ronald A. & Dalgleish, Robert C., 2005, The genus Myrsidea Waterston (Phthiraptera: Menoponidae) from tyrant­flycatchers (Passeriformes: Tyrannidae), with descriptions of 13 new species, Zootaxa 1048, pp. 1-20: 18-19

publication ID

http://doi.org/ 10.5281/zenodo.169922

publication LSID

lsid:zoobank.org:pub:1D5E264F-05A8-42C1-ABF0-425108BD2334

persistent identifier

http://treatment.plazi.org/id/213887BA-FFC5-FF9E-525F-FEB89C2B3295

treatment provided by

Plazi

scientific name

Myrsidea
status

 

Key to the Species of Myrsidea  from the Tyrannidae 

Female

1 Tergites IV –VI with> 31 setae, VII> 26 setae .............................................................. 2

­ Tergites IV –VI with <28 setae, VII <20 setae .............................................................. 3

2 Sternites IV –VI with> 50 setae; tergites I –II with <22 setae; temple width> 0.50 ........ .......................................................................................................... magnidens  Stafford

­ Sternites IV –VI with <40 setae; tergites I –II with> 28 setae; temple width <0.48 ......... ..................................................................................................... stenodesma  (Carriker)

3 Tergite I much enlarged ( Figs. 15, 17View FIGURES 9 – 17. 9 – 10) ......................................................................... 4

­ Tergite I not much enlarged .......................................................................................... 5

4 Anterior tergites medioposteriorly rounded ( Fig. 17View FIGURES 9 – 17. 9 – 10); tergites IV –V with> 20 setae .... ............................................................................................................ neocinereae  n. sp.

­ Anterior tergites medioposteriorly pointed ( Fig. 15View FIGURES 9 – 17. 9 – 10); tergites IV –V with <20 setae...... ............................................................................................................... oleaginei  n. sp.

5 Tergite II with pronounced medioposterior rounded expansion ( Figs. 18, 20, 21View FIGURES 18 – 21. 18 – 19) ...... 6

­ Tergite II with at most only slight medioposterior convexity ...................................... 8

6 Metanotal margin with <11 setae; postspiracular seta on VI very long, much longer than on V ( Fig. 18View FIGURES 18 – 21. 18 – 19); subgenital plate margin as in Fig. 19View FIGURES 18 – 21. 18 – 19.................. cayanensis  n. sp.

­ Metanotal margin with> 10 setae; postspiracular seta on VI shorter; subgenital plate margin not so heavily spiculated ................................................................................... 7

7 Sternite I with single seta ( Fig. 21View FIGURES 18 – 21. 18 – 19); temple> 0.47 wide; anus> 0.23 wide .................... ................................................................................................................. spadicei  n. sp.

­ Sternite I without seta ( Fig. 20View FIGURES 18 – 21. 18 – 19); temple <0.47 wide; anus <0.22 wide. olivacei  n. sp.

8 Sternite V with> 50 setae; temple> 0.52 wide ............................................................ 9

­ Sternite V with <48 setae; temple <0.52 wide ........................................................... 11

9 Anus> 0.27 wide; postspiracular seta on III shorter than on II and IV ( Fig. 4View FIGURES 1 – 8. 1 – 2).............. ................................................................................................................... pitangi  n. sp.

­ Anus <0.27 wide; postspiracular seta on III similar in length to those on II and IV ( Figs. 7–8View FIGURES 1 – 8. 1 – 2) .................................................................................................................. 10

10 Postspiracular seta on V shorter than those on adjacent segments ( Fig. 8View FIGURES 1 – 8. 1 – 2) .................... ......................................................................................................... melancholici  n. sp.

­ Postspiracular seta on V equal to length of those on adjacent segments ( Fig. 7View FIGURES 1 – 8. 1 – 2) .......... ................................................................................................................ seversoni  n. sp.

11 Metanotal margin with at least 10 setae .................................................................... 12

­ Metanotal margin with <10 setae ............................................................................... 14

12 Temple> 0.49 wide; metathorax> 0.46 wide ............................................. similis  n. sp.

­ Temple <0.48 wide; metathorax <0.45 wide ............................................................. 13

13 Tergite I with slight medioposterior convexity ( Fig. 14View FIGURES 9 – 17. 9 – 10); ex Contopus  .. contopi  n. sp.

­ Tergite I without such convexity; ex Elaenia  ......................................... elaeniae  n. sp.

14 Anus not> 0.19 wide; each anal fringe with <32 setae; sternite V with <35 setae ........ ................................................................................................................... barbati  n. sp.

­ Anus at least 0.20 wide; each anal fringe with> 33 setae; sternite V with> 36 setae .... ............................................................................................................. flaviventris  n. sp.