. Bulletin - United States National Museum. Science. 534 BULLETIN 100, UNITED STATES NATIONAL MUSEUM work. I wish also to express my appreciation to Mrs. E. B. Decker, artist in the Division of Mollusks, for the careful drawing here reproduced. FIG. 1.—KXTKRIOU AND INTERIOR OF SHELL TO SHOW THE TERMINOLOGY 0SED IN THE DESCRIPTIONS. A. Anterior part. M. Median part. P. Posterior part. a. Anterior portion of median part, in. Middle portion of median part, p. Posterior portion of median part. Genus BANKIA Gray U. Umbones. B. Blade. K. Knob. 1840. 1922. Bankia Ghay, Synop. British Mus., p. 76. Ban
. Bulletin - United States National Museum. Science. 534 BULLETIN 100, UNITED STATES NATIONAL MUSEUM work. I wish also to express my appreciation to Mrs. E. B. Decker, artist in the Division of Mollusks, for the careful drawing here reproduced. FIG. 1.—KXTKRIOU AND INTERIOR OF SHELL TO SHOW THE TERMINOLOGY 0SED IN THE DESCRIPTIONS. A. Anterior part. M. Median part. P. Posterior part. a. Anterior portion of median part, in. Middle portion of median part, p. Posterior portion of median part. Genus BANKIA Gray U. Umbones. B. Blade. K. Knob. 1840. 1922. Bankia Ghay, Synop. British Mus., p. 76. Bankia Bartsch, Bull. 122, U. S. Nat. Mus., p. 7. The genus is characterized by having the pallets consisting of a series of cone-in-cone structures, which give to them the appearance of an ear of wheat. Type.—Teredo bipalmulata Lamarck. Subgenus Bankia Gray 1840. Bankia Ghay, Synop. British Mus., p. 76. 1922. Bankia Bartsch, Bull. 122, U. S. Nat. Mus., p. 7. In this subgenus the distal end of the cones terminates in a thin membrane, which is fimbriated at the free margin. The lateral fim- briations form long awnlike projections. Type.— Teredo bipalmulata Lamarck. BANKIA (BANKIA) PHILIPPINENSIS, new species PHILIPPINE SHIPWORM Plate 53, figs. 1,3; plate 56, fig. 8; plate 58, figs. 7, 8, 9 Shell small, white. Umbone badly eroded. The anterior portion covered by a heavy callused smooth area which is about one-third as wide as the remaining anterior part. The dental ridges curve sud- denly downward, immediately posterior to the callus, and then extend. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original United States National Museum; Smithsonian Institution; United States. Dept. of the Interior. Washington : Smithsonian Institution Press, [etc. ]; for sale by the Supt. of Docs. , U. S. Govt Print. Off.
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Keywords: ., bookauthorun, bookcentury1800, bookdecade1870, booksubjectscience
