SINGH, R. K.; SAXENA, A. M. FIRST DESCRIPTION ON MOLECULAR CHARACTERISATION OF HEMIURID TREMATODE Lecithocladium Excisum FROM BLOCH,1795: Apolectus Niger (PISCES: CARANGIDAE:) USING 18S RIBOSOMAL DNA MARKER. UPJOZ 2022, 43, 51-55.