BIRDS OF NORTH AND MIDDLE AMERICA. 491 



Delattria rhami Sclater, Proc. Zool. Soc. Lond., 1856, 287 (JMexico); 1858, 297 

 (Oaxaca); 1859, 367 (Jalapa, Vera Cruz). 



[Heliodoxa.] 3. Lamprolaima rhami Reichenbach, Aufz. der Colibr., 1854, 9. 



[Ileiiodoxa] rhami Reichenbach, Troch. Enum., 1855, 6, pi. 746, figs. 4712, 4713. 



Lamprolxma rhami Gould, Mon. Troch., pt. xi. May, 1866 (vol. ii, 1861, pi. 61); 

 Introd. Troch., oct. ed., 1861, 59.— Sclater and Salvin, Ibis, 1859, 129 

 (Guatemala). — Salvin, Ibis, 1859, 468 (Calderas, Volcun de Fuego, Guate- 

 mala); 1860, 196 (Calderas); Cat. Birds Brit. Mus., xvi, 1892, 314 (Cofre de 

 Perote, Coatei)ec, Jalapa, and Cordova, Vera Cruz; Omilteme, Guerrero; 

 Tonaguia and Totontepec, Oaxaca; Santa Maria and San Martin, in Quezalte- 

 nango, Volcdn de Fuego, Chilasco, and Cajabon, Guatemala). — Sclater, Cat. 

 Am. Birds, 1862, 289; Proc. Zool. Soc. Lond., 1864, 176 ("near City of 

 Mexico"). — Elliot, Classif. and Synop. Troch., 1879, 32. — Sumichrast, La 

 Natm-aleza, v, 1881, 250 (alpine region, Orizaba). — Salvin and Godman, 

 Biol. Centr.-Ain., Aves, ii, 1892, 338. — Ridgway, Proc. U. S. Nat. Mus., iii, 

 1880, 310 (Orizaba and Mirad6r, Vera Cruz; Guatemala City). — Dearborn, 

 'Pub. 125, Field Mus. N. H., 1907, 99 (above Tecpam, Guatemala). 



[Lamprolscmu] rhami Sclater and Salvin, Nom. Av. Neotr., 1873, 80. — Sharpe, 

 Hand-list, ii, 1900, 123. 



Llamprolaema] rhami Cabanis and Heine, Mus. Hein., iii, 1860, 30 (Guatemala). — 

 Hartert, Das Tierreich, Troch., 1900, 117. 



Lamprolaima rhami D'Oca, La Naturaleza, iii, 1875, 25 (Codtepec, Cordova, and 

 Orizaba, Vera Cruz); Troq. de Mex., 1875, 16, pi. (2), fig. 8.— Ridgway, Man. 

 N. Am. Bii-ds, 1887, 304, in text. 



Lamprolaema rhami Boucard, Notes quelques Troch., 1873, 7 (Jalapa; La Parada; 

 Cobdn; habits); Ann. Soc. Linn. Lyon, xx, 1874, 275; Liste Ois. recol. 

 Guat., 1878, 45; Gen. Hum. Birds, 1895, 216.- — Mulsant and Verreaux, 

 Hist. Nat. Ois.-Mouch., ii, livr. 3, 1876, 218 (Mexico; Guatemala); iv, Hat. 3, 

 1878, 206 (synonymy).— Hartert (E. and C), Novit. Zool., i, 1894, 63 (Chil- 

 pancingo, Guerrero, 6,000-8,000 ft.). 



Clytolacma rhami Mulsant and Verreaux, Classif. Troch., 1866, 59. 



{Trochilus] rhami Gray, Hand-list, i, 1869, 140, no. 1805. 



Lamprolsema rami Mulsant and Verreaux, Hist. Nat. Ois.-Mouch., ii, livr. 2, 

 1875, pi. 24. 



Genus CYANOL^^M US Stone. 



Cyanoliemns "^ Stone, Auk, xxiv, April, 1907, 197, in text. (Type, Ornismyia 

 clemencix Lesson.) 



Large Trocliilidre (length about 125 mm.) with bill longer than 

 head, straight, slender; wing three times as long as exposed culmen; 

 tail three-fifths as long as wing, slightly emarginate or (in female) 

 double-rounded; feathered tarsi, and rather dull coloration, the 

 under parts grayish (adult male with throat metallic blue). 



Bill longer than head, straight, terete; culmen rounded except 

 basally, where contracted into a narrow ridge; tomia smooth; man- 

 dible with a broad longitudinal median groove. Nasal operculi 

 broad and convex i)osteriorly (when edge descends to or below the 

 tomia), only its upper-posterior portion covered by frontal feathering, 



« From Kuuvcur blue, and ).uci^lo^, throat. (Stone. ^ 



