ICOCHILUS —ICTIDONYX. 8347 
Icochilus Amrcuino, 1889. Ungulata, Typotheria, Interatherid:e. 
Cont. Conocimiento Mamíf. Fés. Repub. Argentina, in Act. Acad. Nac. Cien., 
Córdoba, VI, 469-474, pl. xv, figs. 4-16, 1889. 
Species, 4: lcochilus extensus Ameghino, I. excavatus Ameghino, J. undulatus 
Ameghino, and J. rotundatus Ameghino, from the Eocene of the barrancas of 
the Rio Santa Cruz, southern Patagonia. 
Extinct. 
Tcochilus: ezK 0s, like, equal; yezAos, lip, border. 
Ictailurus (subgenus of Melis) Severtzow, 1858. Fere, Felidze. 
Revue et Mag. de Zool., Paris, 2° sér., X, 387—388, 390, Sept., 1858. 
Type: Felis ( Ictailurus) planiceps Vigors & Horsfield, from Sumatra. See Ailurin 
Gervais, 1855. 
See also Ictalurus Ratinesque, 1820, a genus of Pisces. 
Ictailurus: (ric, weasel; a7Aovpos, cat. 
Icterus GrirritH,* 1827. Fere, Viverride. 
Cuvier's Animal Kingdom, V, 159-160, 1827. 
Type: Viverra? binturong Raflles (== Paradoxurus albifrons F. Cuvier), from 
Sumatra. 
Name preoccupied by Jcterus Brisson, 1760, a genus of Birds. (See Jctides 
Valenciennes, 1825.) 
Icterus: ikr£pos, jaundice, i. e., yellow. 
Icticyon Lunp, 1843. Ferze, Canidee. 
Oversigt K. Danske Vidensk. Selsk. Forhandl., Kjóbenhavn, for 1842, No. 6, p. 
80, 1845; K. Danske Vidensk. Selsk. Afhandl., Kjóbenhavn, XI, 61, 1845. 
Ictidocyon AGAsstz, Nomenclator Zool., Index Univ., 194, 1846; Cours, Century 
Dict., IIT, 2972, 1889 (emendation). 
New name for Cynogale Lund, 1842, which is preoccupied by Cynogale Gray, 1837, 
a genus of Viverridze. Species (1 recent and 1 extinct): IJcticyon venaticus 
Lund, from the highlands of the interior of Brazil; and 7. major Lund, from 
the bone caves of Brazil. 
Icticyon: tkt1s5, weasel; KUa@y, dog. 
Ictides VALENCIENNES, 1825. Fere, Viverride. 
Ann. Sci. Nat., Paris, IV, 57-61, ‘‘pl.1,’’ Jan., 1825; Cuvier, Dents Mammiféres, 
102-104, 252, 1825; MeMurtrie, abridged ed. Cuvier's Animal Kingdom, 60, 
1834. 
Type: Paradoxurus albifrons F. Cuvier, from the interior of Java (— Viverra ? 
binturong Raffles, from Sumatra). 
Ictides: i«ric, weasel; e1006, form. 
Ictidocyon (see Icticyon ). Fere, Canide. 
Ictidomys (subgenus of Spermophilus) ALLEN, 1877. Glires, Sciuridee. 
Mon. N. Am. Rodentia, 821, Aug., 1877; Merriam, Science, new ser., II, No. 39, 
p. 418, Sept. 27, 1895 (type fixed). 
Species, 4: Spermophilus tereticaudus Baird, from Fort Yuma, California; S. 
mexicanus (Erxleben), from Mexico; S. tridecemlineatus (Mitchill, type), 
from the sources of the Mississippi River, Minnesota; and S. franklini (Sabine), 
from Carlton House, Saskatchewan. . 
Ictidomys: iris, ik T1015, weasel; u4Üc, mouse. 
Ictidonyx (see Ictonyx). Ferz, Mustelide. 

* Valenciennes is given by Griffith as the authority for this genus, but the name 
proposed by him in Ann. Sci. Nat., to which Griffith refers, is Jctides, not Icterus. 
