FIGURES 20–31 in Species of the subgenus Cantotrella (Orthoptera: Gryllidae: Podoscirtinae: Varitrella) from Singapore, Malaysia and Indonesia

FIGURES 20–31. Varitrella, male: 20–22, V. orion sp. nov., stridulatory vein of right tegmen from below (20), abdominal apex from above (21), and genital plate from below (22); 23–28, anal plate partly from above and partly from behind in V. trusmadi sp. nov. (23), V. striata sp. nov. (24), V. robusta sp. nov. (25), V. tawau sp. nov. (26), V. suk au sp. nov. (27) and V. amoena sp. nov. (28); 29–31, genitalia of V. palawanensis (29), V. mindoroensis (30) and V. quadrata (31) from side and from below, with names of morphological structures. Abbreviations: ds, dorsal epiphallic spine; ec, ectoparamere; ea, endoparameral apodeme; en, endoparamere; ep, epiphallus; f, formula (=mold of spermatophore attachment plate); lo, lateral lobe of rachis; mr, median sclerotized ribbon fused with formula; r, rachis (=guiding rod); ra, ramus.