Princis1950 检索表

1. Both sexes wingless. (posterior margin of 5th tergite straight) ..........................................................5
--Both sexes with two colored lateral elytra rudimentary. (rear wing missing,tergites 6-7 never dipped or curved laterally upward. (Aroli large)...................................................Neostylopyga Shelford (P.38)
--Both sexes with solid lateral Elytrenrudimenten. (hind wing absent. Tergites 6-7 sunk and laterally bent upwards. Aroli large) ....................................................................................................................Pseudoderopeltis Krass (p.37)
--At least the males with fully developed elytra, but the sometimes reducedand shorter than the abdomen, but never lateral. When the females haveElytrenrudimente lateral, then the latter one color or if these are twocolored, the tergites are sunk 6-7 and laterally bent upwards. But when the females are wingless, then the posterior margin of the 5th Tergite convex........................................................................................................................................2
2. Both sexes with fully developed organs of flight, which always reduceshinwegreichen.Hinterflügel about Abdomenende never. (Aroli large) .................................................................................Periplaneta Brumeister(P.26)
--Both sexes with shorter flight institutions that do not reach the Abdomenende. Hind wings more or less. (Aroli less) .....................Hebardina B.-BiENKO(P.31)
--Males with fully developed or reduced flight organs. Female with transversetruncated oderlateralen, or even missing Elytrenrudimenten; rear wing(female) is always absent ..............................................................................3
3.Males with shorter flight institutions that do not reach the Abdomenende.Females with lateral Elytrenrudimenten. (Aroli very small. tergites 6-7 not sunk yet laterally bent upward.)....................Blatta L. (p.35)
--Males with fully developed flight organs. Female with transverse or lateraltruncated or missing Elytrenrudimenten ......................................................4
Tergite (male) without glandular area. Females supported with transverse, contiguous to the back of elytra. Posterior margin of the 5th Tergites (male.female) straight ...................................................Cartoblatta Shelford (p.33)
--Tergite (male) with glandular area. Females with lateral Elytrenrudimenten;tergites 6-7 sunk undlateral bent upward, rarely not so, but not very smallAroli. Posterior margin of 5.Tergites (male, female) straight or very slightlyconcave ..................................................................Pseudoderopeltis Karuss (p.37)
--Tergite (male) without glandular area. Wingless females completely.Posterior margin of the 5th Tergites (male, female) convex. ........Deropeltis Burmeister(p.69)
Pulvillen and Aroli available ................Apterisca g.n
---Pulvillen and Aroli anavilable.........................Brinkella g.n