STAGODON—STELLERA. 643 
Stagodon—Continued. 
Extinct. ‘‘ Based on a number of molar and premolar teeth, some of which 
were found together, but may pertain to separate individuals.”’ 
Stagodon: 6ray àv, drop; 65@v=66o0vs, tooth—in allusion to the resemblance of 
the crowns of the molars to a drop of viscous fluid. 
Staurodon Rorn, 1899. Ungulata, Ancylopoda, Isotemnide. 
Revista Mus. La Plata, IX, 386-387, 1899; AmMEGHINO, Sin. Geol.-Paleont., 
Segundo Censo Nac. Rep. Argentina, I, Supl., 12, July, 1899. 
Species: Staurodon gegenbauri Roth, and S. supernus Roth, from the Territory of 
Chubut, Patagonia. 
Name preoccupied by Staurodon Lowe, 1854, a genus of Mollusca. Replaced by 
Chiodon Berg, 1899. 
Extinct. Based on a lower jaw, a single canine, and a single molar. 
Staurodon: Gtavpds, an upright stake, cross; 66@v—=6do0vs, tooth. 
Steatomys Prrrrs, 1846. Glires, Murid:e, Dendromyinz. 
Bericht und Verhandl. K. Preuss. Akad. Wiss., Berlin, Aug., 1846, 258-259; 
Naturwiss. Reise nach Mossambique, Siiugeth., 162-166, Taf. xxxiv fig. 2, 
xxxv fig. 11, xxxvi fig. 3, 1852. 
Type: Steatomys pratensis Peters ( — S. edulis Peters, 1852), from Tette, Mozam- 
bique, southeastern Africa (S. Lat. 16°-17°). 
Steatomys: 6réap, Gré«ros, fat; “os, mouse 
due to storage of fat all over the body. 

‘fat mouse,’ from its plump form, 
Stegodon (subg. of Elephas) Fatconrr, 1857. Ungulata, Proboscidea, Elephantidze. 
Quart. Journ. Geol. Soe., London, XIII, pt. 4, pp. 314, 318, Synopt. Table, 
Nov. 1, 1857. 
Stego-(lopho-)don Ponuia, Nova Acta Acad. Ces. Leop.-Carol, LIII, Nr. 1, 
p. 252, 1888. 
Species, 4: HMlephas cliftii Falconer & Cautley, E. bombifrons Falconer & Cautley, 
E. ? ganesa Falconer & Cautley, and E. insignis Falconer & Cautley, from 
the Miocene and Pliocene of India. 
Extinct. 
Stegodon: 6réyn, root (6réy c, to cover); 66@v=dd0vs, tooth. 
Stegotherium AmEGuHrINo, 1887. Edentata, Dasypodidee. 
Enum. Sist. Especies Mamif. Fós. Patagonia Austral, p. 25, Dec., 1887. 
Type: Stegotherium tessellatum Ameghino, from the lower Tertiary of southern 
Patagonia. 
Extinct. 
Stegotherium: 6réyn, root; 0npiov, wild beast—in allusion to the carapace. 
Steiromys AmEGuHINoO, 1887. Glires, Erethizontidee. 
Enum. Sist. Especies Mamít. Fós. Patagonia Austral, pp. 9-10, Dec., 1887. 
Species: Sleiromys detentus Ameghino, and S. duplicatus Ameghino, from the lower 
Tertiary of the Rio Santa Cruz, southern Patagonia. 
Extinct. 
Steiromys: Oreitpa, keel; 4c, mouse. 
Stellera (‘Cuvier’) Bowovicu, 1821. Sirenia, Hydrodamalidze. 
[‘ Les Stelléres’ G. Cuvier, Régne Animal, I, 275, 1817.] 
Bowpicn, Anal. Nat. Class. Mamm., 86, 1821. 
Stellerus DesmMArest, Mammalogie, II, 510-511, 1822; Lesson, Man. Mammalogie, 
403—404, 1827; McMurrris, Cuvier’s Animal Kingdom, I, 204, 1831; abridged 
ed., 109, 1834. 
Type: Vrichechus manatus borealis Gmelin, from Bering Island, Bering Sea. 
Stellera: In honor of George Wilhelm Steller, 1709-45, discoverer of the sea cow. 
