POIANA—POLYGOMPHIUS. 555 
Poiana Gray, 1864. Ferz, Viverrid:e. 
Proc. Zool. Soc. London, 1864, 520-521, 1 fig. in text; Cat. Carn., Pachyderm., & 
Edentate Mamm. Brit. Mus., 54-55, fig. 8, 1869. 
Type: Linsang richardsoni Gerrard (= Genetta poensis Waterhouse) , from Fernando 
Po, on the west coast of Africa. 
Poiana: Apparently from the last part of the name Fernando Po, the island 
from which the species was described. 
Poleophoca (see Paleophoca). Fere, Pinnipedia, Phocid:e. 
Polyacrodon Rorn, 1899. Ungulata, Condylarthra, Phenacondontid:e. 
Revista Mus. La Plata, IX, 382-383, 1899; Am. Journ. Sci., 4th ser., IX, 266, fig. 
2, Apr., 1900; AwEanrNo, Sin. Geol.-Paleont., Segundo Censo Nac. Reptib. 
Argentina, I, Supl., p. 12, July, 1899. 
Species: Polyacrodon lanciformis Roth, and P. ligatus Roth, from the Territory of 
Chubut, Patagonia. 
Name preoccupied by Polyacrodus Jaekel, 1889, a genus of Pisces. 
Extinct. Based on two upper molars (each forming the type of a species). 
Polyacrodon: z0Àsc, many; &xpoc, pointed; 66@v=dédovs, tooth—from the 
numerous cusps of the upper molars, arranged in three rows. 
Polycladus (subgenus of Anoglochis) PoxEL, 1854 *. Ungulata, Cervidee. 
Cat. Méth. Vert. Foss. Bassin de la Loire, 107-109, 1854; Gervais, Zool. et 
Paléont. Francaises, 2° éd., 146, 1859 (subgenus of Cervus). 
Species, 3: Cervus ardeus Croizet & Jobert, C. cladocerus Pomel, and C. ramosus 
Croizet & Jobert ( — C. polycladus Gervais, type), from Puy-de-Dóme, France. 
Name preoccupied by Polyclados Brandt, 1835, a genus of Echinodermata; and 
by Polycladus Blanchard, 1847, a genus of Vermes. 
Extinct. 
Polycladus: zoÀvkAaó80z, with many branches—the antlers have 12 points, being 
thus more completely branched than the horns of any other deer. (BrEppaARD, 
Mamm., 301, 1902. ) 
Polydiskodon (subgenus of Hlephas) Pontiac, 1888. Ungulata, Elephantide. 
Nova Acta Acad. Cres. Leop.-Carol., LIII, Nr. 1, pp. 138, 252, tab. x, numerous 
figs. in text, 1888. 
Type: Elephas primigenius Blumenbach, from the Pleistocene of Europe. 
Name antedated by Dicyclotherium Geoffroy, 1837. 
Extinct. 
Polydiskodon: z0Àvs, many; di6Kkos, disk; 656@v=ddovs, tooth. 
Polydolops AmEGHINo, 1897. Allotheria, Polydolopide. 
La Argentina al través de las Ultimas Épocas Geológicas, 13, 28-29, 2 figs. in 
text, 1897; Bol. Inst. Geog. Argentino, X VIII, 497-498, fig. 73, Oct. 6, 1897. 
Type: Polydolops thomasi Ameghino, from the ‘ Cretaceous’ of Patagonia. 
Extinct. 
Polydolops: modus, many, very; 60Aow, lurker in ambush (86Aosc, snare, cun- 
ning; ow, aspect)—i. e., very deceptive. 
Polyeidodon (see Palyeidodon). Ungulata, Toxodontia, Toxodontid:e. 
Polygomphius GrocEn, 1841. Edentata, Dasypodidee. 
Hand- u. Hilfsbuch Naturgesch., I, pp. xxxii, 114, 1841; Tuomas, Ann. & Mag. 
Nat. Hist., 6th ser., XV, 181, Feb. 1, 1895. 
New name for Priodon ( — Priodontes) Cuvier, 1827. "Type, Priodon gigas, from 
South America. Antedated by Cheloniscus Wagler, 1830. 
* Erroneously credited to Croizet & Jobert, 1828, by Trouessart, Cat. Mamm., new 
ed., fasc. rv, 883, 1898. 
