AMBLOCTONUS—AMBLYRHIZA. 91 
Ambloctonus—Continued. 
Extinct. Based on *'the greater part of the dentition of one side of the cranium 
and that of the posterior part of the mandible, with a number of bones of the 
limbs.’’ 
Ambloctonus: &uf9ÀAvs, blunt (toothed); Kreiv@, to kill. 
Amblonyx (subgenus of Lutra), RAriNEsQUE, 1832. Fer:e, Mustelidee. 
Atlantic Journal, I, No. 2, 62, summer of 1832. 
Type: Lutra concolor Rafinesque, from Assam, British India. 
Amblonya: &ufBAvs, blunt; óvv&£, claw—from its short, blunt claws. 
Amblosia (see Amblotis). Marsupialia, Phascolom yid:e. 
Amblotherium Owen, 1871. Marsupialia, Amphitheriidie. 
Mesozoic Mamm. in Mon. Palzeontograph. Soc., XXIV, No. 5, pp. 29-32, pl. 1, 
figs. 1-2, 1871. 
Type: Amblotherium soricinum Owen, from the Purbeck of Durdlestone Bay, 
Swanage, Dorsetshire, England. 
Extinct. Based on a right mandibular ramus. 
Amblotherium: Cuprow, to abort; Oyptov, wild beast—from its small size. 
Amblotis IrLuiGER, 1811. Marsupialia, Phascolomyidee. 
Prodromus Syst. Mamm. et Avium, 77, 1811. 
Amblosia InticER, Abhandl. K. Akad. Wiss. Berlin, for 1811, p. 128, 1815 (mis- 
print). 
Type: Wombatus fossor Geoffroy (—JBDidelphis wursina Shaw), from Tasmania. 
Name antedated by Phascolomis Geoffroy, 1803; and by Vombatus Geoffroy, 1803. 
Amblotis: à BÀ co6te, aborted—from the rudimentary tail and the very short, 
nailless hallux. 
Amblychilus G. Fiscnrer, 1814. Sirenia, Dugoneidee. 
Zoognosia, III, 638-639, 1814. 
New name for the Dugong, which had been previously named Platystomus. 
* Hoc caput quam maxime obtusum reddit, etsi os inferius nihil confert. 
Quapropter et nomen Platystomi, et in genere propter terminationem similem 
sepius recurrentem, mutatum fuit" (Frscnugn, |. c. ILI, p. 639). 
Amblychilus: &uf8Avs, blunt; yezAos, lip. 
Amblyctomus, Amblyctonus (see Ambloctonus). | Creodonta, Palseonictidee. 
Amblyodon (see Ambliodon). Fere, Viverridee. 
Amblyotus (subg. of Erochura) KorgNATI, 1858. Chiroptera, Vespertilionidee. 
Sitzungsber. Math.-Nat. Cl. K. Akad. Wiss. Wien, X XIX, Nr. 9, pp. 252-256, figs. 
1-5 in text, Mar.,1858; Firzinerr, ibid., LXII, 1 Abth., Oct. 1870, 414—418 
(sep., Abth. v, pp. 62-66). 
Type: Amblyotus atratus Kolenati, from the mountains of Silicia, Austria ( Altva- 
ter, etc., alt. 2,400-4,600 ft.). 
Name preoccupied by Amblyottus Amyot & Serville, 1845, a genus of Hemiptera. 
Amblyotus: cuBAvs, blunt; obs, órós, ear. 
Amblyrhiza Corr, 1868. Glires, Castoroididee. 
Proc. Acad. Nat. Sci. Phila., 1868, 313. 
Amblirhiza GERVAIS & AMEGHINO, Mamm. Fos. Am. du Sud, 64, 1880 ( misprint). 
Type: Amblyrhiza inundata Cope, from the cave deposits of Anguilla, West 
Indies. 
Extinct. 
Amblyrhiza: &ufgAvs, blunt; pia, root—from ‘‘the roots of the teeth [which] 
were contracted and not so open as in many Rodents." (Copr. ) 
