Eurycorypha, Stål, 1873

Hemp, Claudia, 2017, New Eurycorypha species (Orthoptera: Tettigonoidea: Phaneropteridae; Phaneropterinae from East Africa, Zootaxa 4358 (3), pp. 471-493 : 492

Key to males of East African Eurycorypha species

1 Last abdominal tergite unmodified....................................................................... 13

1´Last abdominal tergite modified.......................................................................... 2

2 Last abdominal tergite elongated into beak-like shapes or with pair of thorns....................................... 6

2´Last abdominal tergite differently shaped................................................................... 3

3 Last abdominal tergite posteriorly with deep median sulcus and rounded lateral margins. Cerci at tips horizontally flattened with sclerotized ridge. Coastal Tanzania...................................................... E. annexata Hemp

3´Last abdominal tergite posteriorly without deep median sulcus, cerci not horizontally flattened........................ 4

4 Last abdominal tergite shield-like posteriorly produced with deep median incision at posterior margin; cerci hidden under 10th abdominal tergite. Tanzania, Udzungwa Mountains ........................................... E. pianofortis Hemp

4´Last abdominal tergite not shield-like produced posteriorly..................................................... 5

5 Last abdominal tergite flap-like, flap almost square and down-curved; cerci stout, incurved with broad tip. Tanzania, East Usambara Mountains....................................................................... E. flexata n. sp.

5´Last abdominal tergite with two median small rounded lobes. Tanzania, Nguru and Udzungwa Mountains . E. binasuta n. sp.

6 Last abdominal tergite elongated......................................................................... 8

6´Last abdominal tergite with two well-developed down-curved pair of spines....................................... 7

7 Spines of last abdominal tergite long and slender; posterior part of 10th abdominal tergite hairy. East Africa E. resonans Hemp

7´Spines of last abdominal tergite shorter; posterior part of 10th abdominal tergite not hairy. Tanzania, Coast and Uluguru Moun- tains..................................................................................... E. ligata Hemp

8 Elongated last abdominal tergite with long down-curved process................................................ 9

8´Elongated last abdominal tergite with posterior broad fork-like process............................. E. divertata n. sp.

9 Elongated last abdominal tergite beak-like shaped........................................................... 10

9´Elongated last abdominal tergite posteriorly narrowing, strongly down-curved and with two acute apices............... 11

10 Last abdominal tergite shaped like a parrots´beak with acute tip. Wide-spread in savanna woodlands of East Africa........................................................................................... E. combretoides Hemp

10´Last abdominale tergite strongly swollen at basal part, then strongly narrowing into spatulate tip; with ventral projection before tip. East Usambara Mountains.............................................................. E. elongata n. sp.

11 Elongated posterior part of 10th abdominal tergite suddenly bent, ending in two short tips. Tanzania, Bukoba..................................................................................................... E. victoriae n. sp.

11´Elongated posterior part of 10th abdominal tergite not abruptly bent but more smoothly narrowing towards tip........... 12

12 Last abdominal tergite with slightly swollen posterior part then narrowing and running into two acute tips; submontane to mon- tane elevations. Northern Tanzania........................................................ E. meruensis Sjöstedt

12´Last abdominal tergite not swollen in posterior part but narrowing into slender shaft and ending in two fork-like apices. Central Tanzania to western Kenya......................................................... E. pseudomeruensis n. sp.

13 Colour of tegmina more or less uniformly green............................................................ 14

13´Colour of tegmina yellow or yellow-green with numerous dark scattered spots. Submontane to montane elevations, East Africa................................................................................. E. punctipennis Chopard

14 Tegmina comparatively short, broad and posterior margin broadly rounded....................................... 16

14´Tegmina more elongated often with yellowish or whitish veins with net-like pattern................................ 15

15 Male cerci pointed with sclerotized tooth at apex. ( Sub )montane elevations northern Tanzania...... E. varia B. v. Wattenwyl

15´Male cerci somewhat rounded at apex with sclerotized slightly curved sharp ridge. Tanzania, West and East Usambara Moun- tains............................................................................... E. pseudovaria n. sp.

16 Last abdominal tergite at posterior margin slightly membranouse-like expanded. Subgenital plate not deeply incised, broadly inwardly curved with short lateral processes. Coast and savanna habitats Tanzania, Kenya.............. E. conclusa Hemp

16´Last abdominal tergite not membranouse-like expanded, almost straight. Subgenital plate deeply excavated at posterior mar- gin, two lobes or lateral processes are formed by the subgenital plate............................................ 17

17 Posterior margin of subgenital plate u-shaped incised, lateral lobes short, stout and straight. Central Kenya E. kenyensis Massa

17´Posterior margin of subgenital plate not u-shaped incised..................................................... 18

18 Lobes of subgenital plate very long and slender. Northern Kenya.................................. E. kevani Chopard

18´Lobes of subgenital plate much shorter, pyriform............................................................ 19

19. Tegmina with few faint whitish to yellowish dots. Dorsum of abdomen, last abdominal tergite and cerci bright yellow. Savanna habitats northern Tanzania................................................................ E. curviflava n. sp.

19´Tegmina without any dots. Subgenital plate longer than in E. curviflava n. sp., the pyriform lobes short and closely attached to each other. Kenya, Turkana area.......................................................... E. simillima Chopard