1. The use of G-banding tecnique in the chromosome studies of a millipede species—Spirostreptus asthenes;Achar;Curr. Sci.,1983
2. Karyological studies in nine species of Indian Diplopoda (Myriapoda);Achar;Nucleus,1983
3. Analysis of male meiosis in five species of Indian Diplopoda (Myriapoda);Achar;Caryologia,1984
4. Chromosome studies in Indian Diplopoda (Myriapoda) I. A note on the occurrence of polyploidy in Polydesmus gracilis;Achar;Curr. Sci.,1984
5. Chromosome studies in Indian Diplopoda (Myriapoda) II. A note on the occurrence of translocation in Aulacobolus excellens;Achar;Curr. Sci.,1985