Kiotina delicata, Stark & Sivec, 2008

Stark, Bill P. & Sivec, Ignac, 2008, Systematic Notes On Kiotina Klapálek And Hemacroneuria Enderlein (Plecoptera: Perlidae), With Description Of Four New Species, Illiesia 4 (17), pp. 161-175 : 166-167

Kiotina delicata sp. n.

( Figs. 17–19 )

Material examined. Holotype ♂ (pinned), from China, Fujian Province, Kuatun , 2300 m, 27.4 ° N, 117.4 ° E, 12 April 1938, J. Klapperich ( ZFMK) . Paratypes, same site as holotype, 28-29 April 1938, J. Klapperich, 2 ♂ (pinned, ZFMK) .

Adult habitus. Apparently biocellate, anterior ocellus, if present obscured by specimen condition. General color brownish. Head dark but with pale transverse band forward of ocelli. Palpi and antennae dark brown. Pronotum uniformly dark brown with prominent rugosities; pronotum widest medially. Wings dark brown with pale costal field. Abdomen brown but paler than pronotum.

Male. Forewing length 14-15 mm. Lateral spines of tergum 10 slender, acute and curved gently inwards. Epiproct sclerite deeply notched, Y-arms slightly longer than base ( Fig. 17 ). Posterior margin of tergum 10 with a pair of projecting points. Aedeagus incompletely everted but membranous with a pair of lateral arms ( Fig. 18 ); armature consists of minute triangular spines and microtrichia. Hammer oval, located near apex of sternum 9 ( Fig. 19 ).

Female. Unknown.

Larva. Unknown.

Etymology. The species name refers to the delicately

curved lateral processes of tergum 10.

Diagnosis. This species is distinguished from known Kiotina by the delicately curved tergal spines.

20 22

Figures

Figs. 17-19. Kiotina delicata structures. 17. Male terminalia, dorsal, 18. Aedeagus, ventral, 19. Male sternum 9.