Paurocephala

Mifsud, D. & Burckhardt, D., 2002, Taxonomy and phylogeny of the Old World jumping plant-louse genus Paurocephala (Insecta, Hemiptera, Psylloidea), Journal of Natural History 36 (16), pp. 1887-1986: 1932-1938

publication ID

http://doi.org/ 10.1080/00222930110048909

persistent identifier

http://treatment.plazi.org/id/0381D35D-FFA1-FFCD-DDD0-FA27FBB71705

treatment provided by

Felipe

scientific name

Paurocephala
status

sp. n.

Key to Paurocephala  

(Excluding P. minuta Crawford   and P. phalaki Mathur   , for which material was unavailable or insuYcient).

Adults

1 Metatibia with simple setae laterally, diVerent from apical spurs (Žgure 4D, G)... 2

– Metatibia with one or two rows of stout setae laterally, similar to apical spurs (Žgure 4C, E, F, H)................... 12 2 First four visible abdominal tergites with a group of stout setae laterally (Žgure 5I)....................... lucida   sp. n.

– Abdominal tergites with one row of simple setae laterally (Žgure 11E)..... 3

3 Antennal segment 9 without setae or with one short seta apically. Male paramere without peg-like setae on inner surface (Žgure 11C, D)......... 4

– Antennal segment 9 with two long apical setae as long as or longer than segment. Male paramere with peg-like setae on inner surface (Žgures 7D, E, 8C, D).... 6

4 Abdominal tergites each with a horn-like structure dorsally (Žgure 11E). Forewing pointed apically (Žgure 9E)............. brendelli   sp. n.

– Abdominal tergites without a horn-like structure dorsally. Forewing rounded apically. 5

5 Forewing dark brown in basal half of pterostigma and base of vein A (Žgure 9D). Antennal rhinaria with biŽd setae. Male paramere rounded apically.. lienhardi   sp. n.

– Forewing brown at base and apex of pterostigma, end of veins to forewing margin, towards middle of veins R1 M1 Cu1, R, M1 Cu1 and A. Antennal rhinaria without biŽd setae. Male paramere pointed apically......... insolita   sp. n.

6 PT<0.5 RL..................... 7

– PT>0.5 RL..................... 8

7 Body coloration dark brown. Surface spinules present in cell c1 sc. AL/HW>1.28........................ hollisi   sp. n.

– Body coloration yellow. Surface spinules absent in cell c1 sc. AL/HW<1.24......................... sinuata   sp. n. 8 WL/WW <2.34, d/e<3.0. Male proctiger with small rounded posterior plate (Žgure 8A, B).................... 9

– WL/WW>2.38, d/e>3.3. Male proctiger with elongate posterior plate..... 10

9 a/b<1.2. Male paramere with one or two peg-like setae in basal third of inner surface. Female proctiger with straight circumanal ring........ boxi   sp. n.

– a/b>1.4. Male paramere with four peg-like setae in basal third of inner surface. Female proctiger with cruciform circumanal ring........ medleri   sp. n.

10 Antennal segments Žve and seven as long as wide. AL/HW<0.9, ML/HW<1.0....................... gossypii Russell  

– Antennal segments Žve and seven longer than wide. AL/HW>1.0, ML/HW>1.0.. 11

11 Head, pronotum, mesothoracic praescutum and scutum dark brown. Female proctiger with inner and outer rows of circumanal ring having equal number of pores (Žgure 5A)................... abutili   sp. n.

– Head, pronotum, mesothoracic praescutum and scutum yellow to orange. Female proctiger with inner row of circumanal ring with a reduced number of pores than outer one (Žgure 5C)............. urenae Russell  

12 Abdominal tergites each with a horn-like structure dorsally........ 13 – Abdominal tergites without horn like-structures dorsally......... 15

13 Metascutellar horn pointed and elongate laterally. Terminal seta longer than agellum..................... elegans   sp. n.

– Metascutellar horn curved and hump shaped laterally. Terminal seta shorter than agellum...................... 14

14 Antenna 9-segmented............. kleinho   Žae Uichanco – Antenna 10-segmented.............. russellae Mathur  

15 Head short, vertex length to width ratio>2.8. Antenna 10-segmented. AL/HW>1.1. Female genitalia with lateral valvulae membraneous (Žgure 3A, C)...... 16

– Head long, vertex length to width ratio <2.6. Antenna 8-segmented. AL/HW<0.9. Female genitalia with lateral valvulae sclerotized and serrated ventrally (Žgure 3B, D)......................... 41

16 Forewing with two brown patterns: from costal break to anal break and towards apex (from apical third of Rs vein towards apical half of Cu1a vein) (Žgure 12A, B). 17

– Character combination diVerent............... 18

17 AL/HW<1.4. Cells in apical half of forewing densely covered by surface spinules (Žgure 12B). Setae on Rs vein longer than distance between two adjacent ones....................... chonchaiensis Boselli  

– AL/HW>1.5. Cells in apical half of forewing sparsely covered by surface spinules (Žgure 12A). Setae on Rs vein as long as or shorter than distance between two adjacent ones............... bifasciata Kuwayama  

18 First visible abdominal tergite without a branching Žnger-like structure laterally. Male proctiger without lateral plates (Žgure 14A–F).......... 19

– First visible abdominal tergite with a branching Žnger-like structure extended on a stalk directed anteriorly, laterally. Male proctiger with lateral plates (Žgure 18A–F). 24

19 Forewing with conspicuous setae on veins; setae on Rs vein as long as or longer than distance between two adjacent ones.............. 20

– Forewing with inconspicuous setae on veins; setae on Rs vein shorter than distance between two adjacent ones................. 21

20 Forewing light brown; forewing cells densely covered by surface spinules. Male paramere with two layers of stout setae in basal half (Žgure 15B)....................... artocarpae Braza and Calilung  

– Forewing transparent; forewing cells sparsely covered by surface spinules. Male paramere with one layer of stout setae in basal half (Žgure 15E).... javanica   sp. n.

21 ML/HW>1.3. Female genitalia long: FP/SL<2, SL>0.35 mm....... 22 – ML/HW<1.3. Female genitalia short: FP/SL>2, SL<0.25 mm....... 23

22 CL>0.16 mm. Female proctiger with oval circumanal ring. Male paramere straight posteriorly.................. calcarata   sp. n.

– CL <0.13 mm. Female proctiger with cruciform circumanal ring. Male paramere S-shaped posteriorly...................... similis   sp. n.

23 Forewing angular apically, with a brown coloration towards apex (Žgure 13F). PT>0.5 RL. Male paramere broadest basally, tapering straight towards apex, with stout setae on inner surface (Žgure 15F)......... wilderi Crawford  

– Forewing rounded apically, without a brown coloration at apex. PT<0.5 RL. Male paramere broadest in the middle, apical part directed anteriorly, without stout setae on inner surface (Žgure 15C)............. curvata   sp. n.

24 Rs vein distinctly curved in the middle (Žgure 17A, B). RL/RC<1.21..... 25 – Rs vein indistinctly curved in the middle (Žgure 17C–F). RL/RC>1.23..... 26

25 Larger species: WL>2.5 mm, AL/HW>2.2. Male paramere with stout setae on inner surface conŽned to basal two-thirds (Žgure 19B)...... longiantennata   sp. n.

– Smaller species: WL<2.4 mm, AL/HW<2.1. Male paramere with stout setae on inner surface conŽned to basal half (Žgure 19A)..... maculipennis Uichanco  

Kingdom

Animalia

Phylum

Arthropoda

Class

Insecta

Order

Hemiptera

Family

Liviidae