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25 Cockerell, J. D. A., West Cliff, Colorado. 21990. May 20, 1889. Helix costata, Müll (= Vallonia cyclophorella Ancey) West Cliff, Colorado. Hemphill, H. San Diego, Cala. 21289. Oct 20, 1888. 22 species and varieties of marine shells, 2 sp. land mollusks. California. Hitchcock, R., U. S. Nat. Mus. 21631. Jan 30, 1889. Shells. Japan. ________ 21649. Feb. 6, 1889. Helices in alcohol. Japan.