COCHLOPS—C(ELOPH Y LLUS. 193 
Cochlops— Continued. 
Cochlops: &«óxAos, snail shell, spiral; 6%, aspect—in allusion to the figures on 
the plates of the carapace; ‘‘cada placa lleva una figura central convexa que 
se levanta á menudo en forma de pezon, rodeada de figuras peritéricas peque- 
fias." (AMEGHINO. ) 
Ccelodon Lux», 1838. Edentata, Megatheriidze. 
Overs. K. Danske Vidensk. Selsk. Forhandl., Kjóbenhavn, 1838, 12; Ann. Sci. 
INatyPariss 2° 8653 Sel Hoole 220; 7ATD:5:1839; 
Coclodon Luxp, Echo du Monde Savant, Paris, 6° ann., No. 430, p. 245, Apr. 17, 
1839 (nomen nudum ). 
Type: Celodon maquinense Lund, from the bone caves between the Rio das 
Velhas and Rio Paraopeba, Minas Geraes, Brazil (alt. 2,000 ft. ). 
Name preoccupied by Celodon (‘Latreille’) Serville, 1832, a genus of Coleoptera. 
Replaced by Nothrotherium Lydekker, 1889, and by Hypocelus Ameghino, 1891 
(the latter preoccupied ). 
Extinct. 
Celodon: Kotlos, hollow; 66@v=6édovs, tooth—from the resemblance of the 
molars to those of Bradypus tridactylus, in which the grinding surfaces are 
‘cupped.’ 
Coelodonta Bronn, 1831. Ungulata, Perissodactyla, Rhinocerotid:e. 
* Neues Jahrb. Mineralogie, 1831, 51-61, Taf. 1, etc.," fide Bronn, Lethza 
Geognostica, II, 836, 1207, 1211-1213; Atlas Taf. xrvrr, fig. 3, 1838. 
Type: Celodonta boiei Bronn, from the diluvial deposit of Heidelberg, Germany. 
Extinct. Based on the **unversehrt erhaltene Zahnreihe des Oberkiefers.’’ 
Ceelodonta: KotAos, hollow; ó80ve, óóóvros, tooth. 
Ceelogenus F. Cuvirr, 1807. Glires, Dasyproctide. 
Ann. Mus. Hist. Nat., Paris, X, 203-209, pl. 9, 1807; XIX, 287, 1812. 
Coelogenys luriGER, Prodromus Syst. Mamm. et Avium, 92, 1811. 
Cexlogenus FLEMING, Philos. Zool, II, 192, 1822; &GRrrFITH, Cuvier’s Anim. 
Kingdom, V, 273, 1827. i 
Cxlogenys AGAssiz, Nomenclator Zool., Mamm., 5, 1842. 
Cxlogonus , London Encyclopedia, X XII (art. Zoology), 747, 1845. 
Caelogenys AGAssiz, Nomenclator Zool., Index Univ., 57, 1846; 2d ed., 267, 1848. 
Genyscelus Liais, Climats, Géol., Faune, etc., Brésil, 537, 1872. 
Species: Cologenus subniger F. Cuvier, from Tobago; and C. fulvus, from eastern 
South America. 
Cologenus: KotAos, hollow; y &£rvs, cheek—in allusion to the enormous hollowed 
zygomata. 

Celogomphodus AMEGHINO, 1891. Allotheria, Plagiaulacidze? 
Revista Argentina Hist. Nat., I, entr. 2a, 120, Apr. 1, 1891. 
Type (species not mentioned), from southern Patagonia, near the Rio Gallegos. 
The brief description is quoted from a letter from Carlos Ameghino, and the 
name appears only in a footnote. 
Extinct. 
Celogomphodus: koiAos, hollow; you@os, peg; dd50vs, tooth. 
Ccelophyllus PrrEns, 1866. Chiroptera, Rhinolophid:e. 
Proc. Zool. Soc. London, 1866, 427 (provisional name); Monatsber. K. Preuss. 
Akad. Wiss., Berlin, June, 1871, 303-304. 
Type: Rhinolophus celophyllus Peters, from Moulmein, Burma. 
Celophyllus: ozAos, hollow; $vAAov, leaf—from the long, hairy cavity in the 
“lancet’ of the horseshoe nasal appendage. 
7591—No. 23—03-——13 
