88 INDEX GENERUM MAMMALIUM. 
Alco—Continued. ^ 
Alces Gray, London Med. Repos., XV, No. 88, p. 307, Apr. 1, 1821; Kavp, 
Entw.-Gesch. und Natürl. Syst. Europ. Thierwelt, I, 178, 179, 1829. 
Type: ‘Das Elendthier’ (Cervus alces Linn:eus), from Europe. 
Alce: aK), elk. 
Alce BrLvcwENBACH, 1799. . Ungulata, Artiodactyla, Cervidz. 
Handb. Naturgesch., 6 Auflage, 697, 1799; ‘‘ Beitr. Naturgesch., Ist French ed., 
II, 407, 1803" (fide LypeKKer, Deer of all Lands, 125, 134, 1898). 
Type: Alce gigantea Blumenbach (—.Megaceros hibernicus Owen, 1844), from 
Ireland. 
Name preoccupied by Alce Frisch, 1775, based on Cervus alces. 
Extinct. 
Alcelaphus BraiNvirrLE, 1816. Ungulata, Artiodactyla, Bovidee. 
Bull. Soc. Philomathique, Paris, May, 1816, 75; ScLATER & THomas, Book of Ante- 
lopes, I, pt. r, 5, 7, Aug., 1894 (in synonymy, type fixed). 
Species: Antilope bubalis Pallas, 1767 (=A. buselaphus Pallas, 1766—type), from 
North Africa; and A. caama G. Cuvier, from South Africa. 
Alcelaphus: Alce4+-Elaphus. 
Alcelaphus GrLocrEn, 1841. Ungulata, Artiodactyla, Cervide. 
Hand- u. Hilfsbuch Naturgesch., I, 143-144, 1841; THomas, Ann. & Mag. Nat. 
Hist., 6th ser., XV, 191, Feb. 1, 1895. 
Type: Alcelaphus alce (= Cervus alces Linnzeus), the elk of northern Europe. 
Name preoccupied by Alcelaphus Blainville, 1816, a genus of African antelopes. 
Alcelaphus: GAKy, elk; Elados, deer. 
Alces (see Alce FRISCH. ). Ungulata, Artiodactyla, Cervidee. 
Alcicephalus Ropier & WeirHorer, 1890. Ungulata, Artiodactyla, Giraffidee. 
Anzeiger Math.-Naturwiss. Cl. K. Akad. Wiss., Wien, XXVII, Nr. xvi, 154, 155, 
1890; Denkschrift, Math.-Naturwiss, Cl. K. Akad. Wiss. Wien, LVII, 754-765, 
Taf. 1-111, 1v. figs. 1-4, 1890. 
Species: Alcicephalus neumayri Rodler & Weithofer, and A. calophrys Rodler & 
Weithofer, both from the Pliocene of Maragha, northwestern Persia. 
Extinct. 
Alcicephalus: &Akn, elk; Ke@adn, head. 
Alectops Gray, 1866. Chiroptera, Phyllostomatide. 
Proc. Zool. Soc. London, 1866, 114, fig. in text. 
Type: Alectops ater Gray, from Surinam. 
Alectops: °>AAn«roé, Alecto, in Greek mythology, one of the three Furies; cy, 
face (see Megzera) —probably in allusion to the animal’s grotesque appearance. 
Aliama Gray, 1864. Cete, Physeteridee. 
Proc. Zool. Soc. London, 1864, 242-245. 
Type: Delphinus desmarestii Risso, from the Mediterranean Sea. 
Aliama: GAtos, belonging to the sea. 
Aligon Ha4rckEr, 1895. Ungulata, ? 
Syst. Phylogenie Wirbelthiere, III, 550, 1895. 
Hypothetical genus, supposed to occur in the Upper Eocene. 
Allacodon Marsn, 1889. Allotheria, Bolodontidee. 
Am. Journ. Sci. & Arts, 3d ser., XX XVIII, 178-179, pl. vu, figs. 17-31, Aug., 
1889. 
Species: Allacodon lentus Marsh (type), and A. pumilus Marsh, from the Cre- 
taceous (Laramie) of Wyoming. 
Extinct. ‘‘ Represented by a number of teeth, several of which were found 
together." 
Allacodon: &A2Xos, other, strange; &?), point; 08v — 08 ovs, tooth—in allusion to 
the pointed upper molars which **resemble the corresponding teeth of A//odon, 
but the cones are more pointed, and there is no true basal ridge."  (Mansn.) 
