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Show 196 MR. F. E. BEDDARD ON THE STRUCTURE [Mar. 5, kindness of Mr. Nicholson, of the Eoyal Gardens, Kew, who has sent me a large number of accidentally imported earthworms. These specimens are from Calcutta, and arrived in company with a large number of specimens of Amyntas posthumus and a few examples of other species of the same genus, and of a second species of Typhoeus. Text-fig. 54. Typhoeus nicholsoni. Head-end, X 3. 5, oviducal pore; o*, male pores; P, papilla?. External characters.-The largest of the three specimens measures 145 m m . in length, with a diameter of 5 m m . These measurements apply to the worm after contraction by alcohol. I counted 190 segments, which-with the exception of the last fe w-are aunulated. The first three segments, moreover, show no |