GIRISHKUMAR, P., and LAMBERT KISHORE. 2011. “REDESCRIPTION AND NEW DISTRIBUTIONAL RECORDS OF XENORHYNCHIUM NITIDULUM (FABRICIUS) (HYMENOPTERA : VESPIDAE : EUMENINAE) FROM VARIOUS STATES OF INDIA”. UTTAR PRADESH JOURNAL OF ZOOLOGY 31 (3):311-16. https://www.mbimph.com/index.php/UPJOZ/article/view/535.