Reports on the dredging operations off the West Coast of Central America to the Galapagos, to the West Coast of Mexico, and in the Gulf of California, in charge of Alexander Agassiz, carried on by the U. S. Fish. Commission steamer "Albatross," during 1891, Lieut.-Commander Z. L. Tanner, U.S.N., commanding, xxii. The Isopoda. Bulletin of the Museum at Harvard College, xxxi(No. 5) 1897: pp. 93-129. 115 [Zoological Record Volume 34]