Metrocoris compar (White, 1883)

Basu, Srimoyee, Chandra, Kailash & Venkatesan, Thiruvengadam, 2018, Metrocoris sikkimensis sp. nov. (Hemiptera: Heteroptera: Gerridae) from northeastern India, with a key to species of the compar group occurring in India, Zootaxa 4471 (2), pp. 369-374 : 374

Key to species of the Metrocoris compar group occurring in India

1 Mesosternum without yellow markings laterally............................................................. 2

- Mesosternum with distinct yellow markings laterally......................................................... 3

2 Male fore femur without apical constriction; paramere with blunt apex.......................... M. nepalensis Distant

- Male fore femur with apical constriction ( Fig.7 ); paramere with apex slightly pointed ( Fig. 17 )...... M. sikkimensis sp. nov.

3 Male fore femur without invagination near middle of posterior surface........................................... 4

- Male fore femur with a small invagination near middle of posterior surface.................................................................................................... M. darjeelingensis Basu, Polhemus & Subramanian

4 Male paramere with concave outer margin, with apex not folded laterally.... M. dinendrai Basu, Polhemus and Subramanian

- Male paramere curved, forming a right angled hook, with apex folded laterally...................... M. compar (White)

Figures

FIGURES 2–10. Metrocoris sikkimensis sp. nov. (2) Dorsal view of apterous male; (3) Dorsal view of apterous female; (4) Ventral view of apterous male; (5) Head and thorax of male, dorsal view; (6) Head and part of thorax of male, ventral view; (7) Ventral view of male fore leg; (8) Dorsal view of female fore leg; (9) Meso-, metanota and abdomen of male, dorsal view; (10) Part of thorax and abdomen of male, ventral view.

FIGURES 11–17. Metrocoris sikkimensis sp. nov. (11) Part of thorax and abdomen of female, dorsal view; (12) Part of thorax and abdomen of female, ventral view; (13) Dissected male terminalia; (14) Pygophore of male, ventral view; (15) Proctiger of male, dorsal view; (16) Endosoma of male, lateral view, showing sclerites (ds-dorsal sclerite; ls1-left first lateral sclerite; ls2- left second lateral sclerite; vs- ventral sclerite); (17) Male paramere, lateral view.