Hiatusorus, Nielson, 2015

Nielson, M. W., 2015, A revision of the tribe Coelidiini of the Oriental, Palearctic and Australian biogeographical regions (Hemiptera: Cicadellidae: Coelidiinae), Insecta Mundi 2015 (410), pp. 1-202 : 28-29

Key to species of Hiatusorus (males).

1.

— Subgenital plate with 1 to 3 apical spines, spines subapical to apical ........................................ 2 Subgenital plate without such apical spines .............................................................................. 15

2(1).

— Segment X ventral process absent ................................................................................................ 3 Segment X ventral process very long, spiculated apically ( Fig. 194 , Nielson 1982) ( China, Vietnam)

............................................................................................................. H. spiculatus (Nielson)

3(2).

— Subgenital plate with 1 apical spine ............................................................................................. 4 Subgenital plate with 2-3 apical spines ....................................................................................... 13

4(3).

— Aedeagus in lateral view straight or broadly curved ................................................................... 5 Aedeagus in lateral view sinuate ( Fig. 142 ) ( Laos) ................................ H. aviformus , sp. nov.

5(4).

— Style with apophysis glabrous ...................................................................................................... 6 Style with apophysis setose apically ........................................................................................... 12

6(5).

— Style with long apophysis, more than twice as long as base ....................................................... 7 Style with short apophysis, less than twice as long as base ....................................................... 8 7(6).

—

Pygofer in lateral view with blunt caudodorsal margin ( Fig. 240 , Nielson 1982); aedeagus in lateral view with longitudinal cavity from base to apex on dorsal margin ( Fig. 244 , Nielson 1982) ( Myanmar) .................................................................................. H. concavus (Nielson)

Pygofer in lateral view with pointed caudodorsal margin ( Fig. 226 , Nielson 1982); aedeagus in lateral view with short subapical incurvation ( Fig. 230 , Nielson 1982) ( Thailand, Vietnam). ................................................................................................................ H. horridus (Nielson)

8(6).

— Subgenital plate with short apical spine ...................................................................................... 9 Subgenital plate with long apical spine ...................................................................................... 11

9(8).

— Aedeagus with lateral margin of incurvation coarsely serrated ............................................... 10 Aedeagus with lateral margin of incurvation finely spiculated (Fig. M, Zhang 1990) ( China,

Vietnam) ............................................................................................... H. bifasciatus (Zhang) 10(9).

—

Subgenital plate broad ( Fig. 206 , Nielson 1982); aedeagus with long, serrated incurvation ( Fig. 207 , Nielson 1982) ( China, Thailand, Vietnam) ............................. H. schonhorsti (Nielson)

Subgenital plate narrow (Fig. C, Li and Wang 1995); aedeagus with short serrated incurvation (Fig. D, Li and Wang 1995) ( China) .......................................... H. heidainus (Li and Wang)

11(8).

—

Figures

Figures 189-195. Genitalia, Olidiana tuberis, sp. nov. 189) Male pygofer, lateral view. 190) Aedeagus, lateral view. 191) Aedeagus and dorsal connective, dorsal view. 192) Style, lateral view. 193) Style, dorsal view. 194) Connective, caudal view. 195) Subgenital plate, ventral view.

Figures 141-147. Genitalia, Hiatusorus aviformis, sp. nov. 141) Male pygofer, lateral view. 142) Aedeagus and dorsal connective, lateral view. 143) Aedeagus and dorsal connective, dorsal view. 144) Style, lateral view. 145) Style, dorsal view. 146) Connective, caudal view. 147) Subgenital plate, ventral view.

Figures 238-244. Genitalia, Olidiana implicata, sp. nov. 238) Male pygofer, lateral view. 239) Aedeagus and dorsal connective, lateral view. 240) Aedeagus and dorsal connective, dorsal view. 241) Style, lateral view. 242) Style, dorsal view. 243) Connective, caudal view. 244) Subgenital plate, ventral view.

Figures 224-230. Genitalia, Olidiana tonkinensis, sp. nov. 224) Male pygofer, lateral view. 225) Aedeagus and dorsal connective, lateral view. 226) Aedeagus and dorsal connective, dorsal view. 227) Style, lateral view. 228) Style, dorsal view. 229) Connective, caudal view. 230) Subgenital plate, ventral view.

Figures 203-209. Genitalia, Olidiana lata, sp. nov. 203) Male pygofer, lateral view. 204) Aedeagus and dorsal connective, lateral view. 205) Aedeagus and dorsal connective, dorsal view. 206) Style, lateral view. 207) Style, dorsal view. 208) Connective, caudal view. 209) Subgenital plate, ventral view.