1 Vertex with medial spot or transverse band ( Fig. 1B); aedeagus with two or three apical processes, with or without basal pro- cesses.............................................................................................. 2
- Vertex without a medial spot or transverse band; aedeagus with two pairs of apical processes and pair of basal processes............................................................................................. K. grisescens
2 Subgenital plate very short, semicircular................................................................... 3
- Subgenital plate long, triangular ( Fig. 2K).................................................................. 4
3 Aedeagus with basal processes extending to mid-length of shaft; pygofer acute caudally.......................... K. lui
- Aedeagus with basal processes extending to two-thirds length of shaft; pygofer truncate caudally............. K. breviplata
4 Aedeagus with basal ventromedial keel with process.............................................. K. brunnescens
- Aedeagus not as above................................................................................. 5
5 Aedeagal shaft with spines; connective not Y-shaped......................................................... 6
- Aedeagal shaft without spines; connective Y-shaped ( Fig. 2L).................................................. 7
6 Connective T-shaped, arms similar in length to stem, widely divergent................................ K. nigrifasciata
- Connective arms longer than stem, not widely separated.............................................. K. spinifera
7 Aedeagus with pair of apical and subapical processes................................................ K. tenuipenis
- Aedeagus not as above................................................................................. 8
8 Aedeagal shaft with a apical process-like extension, without additional processes................................... 9
- Aedeagal shaft with three apical processes................................................................ 13
9 Pygofer side without ventrocaudal dentate process.......................................................... 10
- Pygofer side with ventrocaudal dentate process....................................................... K. costalis
10 Pygofer side broadly rounded apically.................................................................... 11
- Pygofer side tapered caudally to narrowly rounded apex.............................................. K. sinensis
11 Subgenital plate upturned apically; aedeagus without subapical lateral tooth...................................... 12
- Subgenital plate not upturned apically; aedeagus with subapical lateral tooth................................ K. striata
12 Style lateral lobe long, apophysis robust............................................................. K. crypta
- Style lateral lobe short, apophysis narrow........................................................ K. transversa
13 Aedeagal shaft with a short medial process and a longer process on each side..................................... 14
- Aedeagal shaft with a single apical process-like extension beyond gonopore and a shorter process on each side ( Fig. 2 M–O)......................................................................... K. trispinosa Xu & Zhang sp. nov.
14 Basal apodeme of aedeagus with paired arms....................................................... K. producta
- Basal apodeme of aedeagus without arms............................................................ K. trifida