SYNETHERE-—SYODON. 657 
Synethere (‘F. Cuvier’) Lesson, 1827. Glires, Erethizontide. 
Lesson, Man. Mammalogie, 291, 1827. 
[‘Synethéres’ G. Cuvier’s Régne Animal, 2° éd., I, 216, 1829—French name. ] 
Synetheres Lesson, Nouy. Tableau Régne Animal, Mamm., 97, 1842 (synonym of 
Coendu); McMurrrir, Cuvier’s Anim. Kingdom, I, 154, 1831; abridged ed., 
154, 1834. 
Emendation of Sinetheres F. Cuvier, 1822. 
Synodontherium Costa, 1850. Ungulata, Proboscidea, Elephantid:e. 
Paleont. Regno Napoli, pt. 1, 41-44, tav. mr, 1850; ManscHaLL, Nomenclator 
Zool., Mamm., 12, 1873. 
Type (species not mentioned) from Mormanno, Cosenza, Italy. ‘‘Genus fictitium 
in laminam dentis molaris Elephantis primigeni constitutum." — (MARSCHALL.) 
Extinct. Based on a tooth. 
Synodontherium: Gov, together [‘saldato’]; dd0vs, tooth; Sypiov, wild beast— 
in allusion to the character of the tooth. 
Synoetheres (see Sinetheres). Glires, Erethizontidz. 
Synoplotherium Corr, 1872. Creodonta, Mesonychid:e. 
Palzont. Bull., No. 6, pp. 1-2, Aug. 20, 1872; Proc. Am. Philos. Soc., XII, for 
July-Dec., 1872, 483-485, Jan., 1873; XIII, 203, 1873. 
Type: Synoplotherium lanius Cope, from the Eocene of the upper part of Bitter 
Creek, Wyoming. 
Extinct. 
Synoplotherium: 6v, together; ózAov, arms; 07píov, wild beast—probably in 
allusion to the close approach of the lower canines to each other so that the 
intervening space is about equal to the diameter of one of them and shows no 
trace of alveoli or roots of lower incisors. 
Synostodon Van pEN BnoEgck & Mirrgn, 1874. Cete, Delphinid:ze. 
Ann. Soc. Malacol. Belgique, IX, 147, 1874. 
Nomen nudum. ‘Synostodon sp.’ occurs under the Delphinides in a list of verte- 
brates *des Sables inférieurs d' Anvers, without reference to place or year of 
publication. The name may have been taken from a museum label. 
Extinct. 
Synostodon: 6Uv, together; d6réov, bone; dd@v=d6o0vs, tooth. 
Synotus KrvsERLING & Buastus, 1839. Chiroptera, Vespertilionide, 
Archiv Naturgesch., I, 305-306, 1839; Wirbelthiere Európa's, pp. xvi, 55-56, 1840. 
Synotis GLocER, Hand- u. Hilisbuch Naturgesch., I, pp. xxviii, 50, 1841. 
Type: Vespertilio barbastellus Schreber, from Burgundy, France. (See Barbastella 
Gray, 1821.) 
Synotus: Gov, together; ovc, Groc, ear—in allusion to the union of the ears at 
the base; the inner margins of the ears meet on the forehead, slightly in front 
of the eyes. 
Syntheosciurus Banas, 1902. Glires, Sciuridee. 
Bull. Mus. Comp. Zool., Cambridge, XX XIX, 25-27, figs. 1-4, Apr., 1902. 
Type: Syntheosciurus brochus Bangs, from Boquete (alt. 7,000 ft.), on the south- 
ern slope of the Volean de Chiriqui, Colombia. 
Syntheosciurus: GbvGeros, combined; --Seiurus—in allusion to the characters 
! resembling those of Microsciurus and other genera. 
Syodon Kuroraa, 1838. Ungulata? Proboscidea? Elephantidze? 
“Beitr. Kenntniss organ. Ueberreste Kupfersandsteins am west. Abhange des 
Urals, 19, 1838" (fide WarERHOvsE MS.); AGasstz, Nomenclator Zool., 
Mamm., 32, 1842; Bronn, Handb. Geschichte Natur, Index Palaeont., III, 625; 
IV, 1212, 1848. 
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