| CONTENTS Introduction .................. 207 Description................... 207 Sexual dimorphism................. 211 Relationships .................. 211 A key to the species of the allied genera, Gagata Bleeker etc....... 213 Acknowledgements................. 215 References................... 215 INTRODUCTION Recently four specimens of a species of the genus Gagata Bleeker, from North Koel River at Daltonganj (Chotanagpur, South Bihar), were collected by the author; three of these are females and one is a male. Fortunately, we discovered three more similar specimens, all males, among the unidentified lots in our old collections, bearing the locality label "Delhi", exact locality unknown, while a few more examples were procured from an area adjoining the... |
