THE MOLLUSCAN FAUNA OF THE ALUM BLUFF GROUP OF FLORIDA By JULIA GARDNER PART VII. STENOGLOSSA (IN PART) INTRODUCTION The systematic description of the Mollusca of the Alum Bluff group is continued in this paper. The examination of the gastropod order Stenoglossa is begun and is carried from the Xancidae through the Nassariidae. Of these the genus Uzita, of the Nassariidae, is represented by the greatest number of species-28 species and subspecies. Busycon, of the Busyconidae, is next with 10 species. LIST OF LOCALITIES The following list shows the localities cited by number in the text and tables (see also map, Part I, p. 2): 2211. Lower bed, Alum Bluff, Liberty County, Fla. 2212. Tenmile Creek, 1 mile west of Baileys Ferry, Calhoun County, Fla. 2646. Oak Grove, Yellow River, Okaloosa County, Fla. 3385. Gastropod Gulch, 4 miles southeast of Bainbridge, Decatur County, Ga. 3731. Near Mossyhead, sec. 6, T. 3 N., R. 21 W., Walton County, Fla. 3732. Dave Adams Mill Creek, sec. 2, T. 3. N., R. 21 W., Walton County, Fla. 3733. Three-quarters of a mile west of Shell Bluff, Shoal River, Walton County, Fla. 3742. Shell Bluff, Shoal River, Walton County, Fla. 3748. Summerville millrace, 1 mile east of Argyle, Walton County, Fla. 3856. 6 miles west-northwest of Mossyhead, Walton County, Fla. 5079. Half a mile below Shell Bluff, Shoal River, Walton County, Fla. 5080. First ravine below Shell Bluff, Shoal River, Walton County, Fla. 5184. First ravine below Shell Bluff, Shoal River, Walton County, Fla. 5193. Crowder's crossing, 11⁄2 miles below Shell Bluff, Shoal River, Walton County, Fla. 5194. 11⁄2 miles below Shell Bluff, Shoal River, Walton County, Fla. 5195. First ravine below Shell Bluff, Shoal River, Walton County, Fla. 5618. 31⁄2 miles southwest of De Funiak Springs, Walton County, Fla. 5630. 100 yards below Oak Grove Bridge, Yellow River, Okaloosa County, Fla. 5631. Oak Grove Bridge, Yellow River, Okaloosa County, Fla. 5632. Oak Grove, Yellow River, Okaloosa County, Fla. 5633. Oak Grove, Yellow River, Okaloosa County, Fla. 6175. Left bank of Suwannee River three-quarters of a mile above White Springs, Columbia County, Fla. 7054. 400 feet below bridge, Oak Grove, Okaloosa County, Fla. 7055. Old Senterfeit mill, 41⁄2 miles southwest of Laurel Hill, Walton County, Fla. 7148. Gastropod Gulch, 51⁄2 miles southeast of Bainbridge, Decatur County, Ga. 7151. Tenmile Creek, Calhoun County, Fla. 7183. Alum Bluff (lower bed), Liberty County, Fla. 7257. Sexton's marl bed, Tenmile Creek, sec. 11, T. 1 N., R. 10 W., Calhoun County, Fla. 7261. Upper Alaqua Lethu (?) Bluff, near De Funiak Springs, Walton County, Fla. 7264. De Funiak Cardium beds, Alaqua Creek, Walton County, Fla. 7893. Boynton Landing, Choctawhatchee River, Washington County, Fla. Local distribution of species of Stenoglossa (in part) in the Alum Bluff group of Florida and Georgia [pr, prolific; a, abundant; c, common; p, present; r, rare (not more than half a dozen individuals). The localities within each State and formation are arranged in geographic order from north to south and from west to east] Florida-Shoal River formation 3856 2645 3732 3733 3742 3731 5080 5184 5195 5079 5193 5194 2238 3748 7261 7264 5618 Florida-Oak Grove sand Cornell University collection GeorgiaOak Grove sand Florida-Chipola formation Species 3386 3385 7148 7893 2212 7151 7257 2213 2564 3419 2211 7183 3704 6175 Xancus chipolanus (Dall). dodonaius Gardner, n. sp. Vasum sp. aff. V. engonatum Dall. ramondi Maury.. "Mazzalina" costata Dall. sp.. waltonia Gardner, n. sp.... aldrichi Gardner, n. sp.. radix Gardner, n. sp.... montforti Aldrich.... epispiniger Gardner, n. sp. (Sycotypus) proterum Gardner, n. sp... Aldrich collection Cornell University collection 2646 5632 5631 5630 5633 7054 7055 Melongena sculpturata Dall.... (Strongylocera) tribakus Gard ner, n. sp.--- ner, n. sp... dictyola Tritiaria (Antillophos) waltonensis deleta (Gardner) cinclis Gardner, n. sp.. subsp...... cystoides Gardner, n. sp... veatchii (Maury).. dalli (Maury).. harrisi (Maury) grapta (Gardner).. opeas Gardner, n. sp. berthae (Maury). rabdota Gardner, n. sp.. prap |