002810000a22001330004500060000800000082001200008100002700020245003900047250000600086260002600092260000900118300000800127650001200135  a100  a591 EKA  aEkambara Natha Ayyar M  aManuala of zoology part 2 chordata  a2  aMadras, S Viswanathan  c1971  a464  aZoology