BIEDS or NORTH AND MIDDLE AMERICA. 651 



Taumastura elisas De Oca, Troq. de Mex., 1875, 7, pi. (1), fig. 2. 



Doricha clisx Gould, Introd. Troch., oct. ed., 1861, 94. — Elliot, Classif. and 



Synop. Troch., 1879, 125.— Boucard, Ann. Soc. Linn. Lyon, xxii, 1876, 22; 



Notes Troch. du Mex., 1875, 9 (Jalapa); Gen. Hum. Birds, ii, 1892, 26 (Jalapa; 



Progreso, Yucatan). — Salvin, Ibis, 1889, 365 (Holbox I., Yucatan); Cat. 



Birds Brit. Mus., x^'i, 1892, 382 (Jalapa and Cordova, Vera Cruz; Sisal and 



Holbox I., Yucatan). — Salvin and Godman, Biol. Centr.-Am., Aves, ii, 



1892, 346. 

 Amathusia (Doricha) elizae Mulsant and Verreaux, Classif. Troch., 1866, 85. 

 [Calolhorax] elizai Gray, Hand-list, i, 1869, 135, no. 1731. 

 Amalusia elizae Mulsant and Verreaux, Hist. Nat. Ois.-Mouch., iv, livr. 1, 



1877, 20. 

 [Anialasia] elizae Mulsant, Ann. Soc. Linn. Lyon, n. s., xxii, 1876, 225. 

 Doricha elisx Boucard, Proc. Zool. Soc. Lond., 1883, 451 (Progreso, Yucatan; 



habits). 

 [Doricha] elisae Simon, Cat. Troch., 1897, 38. 



Genus CALOTHORAX Gray. 



Calotliorojc- Gray, List Gen. Birds, 1840, 13. (Type, Cynanthus lucifer Swainson.) 

 Callothorax (emendation) Bonaparte, Rev. et Mag. Zool., May, 1854, 257." 

 Callithorax (emendation) Simon, Cat. Troch., 1897, 37. 

 Lucifer Reichenbach, Synop. Av. Nat., 1849, pi. 39. (Type, Cynanthus lucifer 



Swainson.) 

 Cyanopogon "Reich[enbach]" Bonaparte, Ann. Soc. Nat., ser. 4, i, 1854, 138. 



(Nomen nudum.) 

 Manilia Mulsant and Verreaux, Mem. Soc. Imp. Sci. Nat. Cherb., xii (ser. 2, 



ii), 1866, 230, in text (Classif. Troch., 1866, 86). (Type, Calolhorax pulchra 



Gould.) 



Small Trochilidffi (length, including very long bill, about 80-95 

 mm.) with long, slender and more or less decurved bill, the adult 

 males with tail three-fourths as long as wdng, forked and lateral rec- 

 trices stiff and narrow (acicular in one species), uniform blackish, and 

 with a gorget of bright metallic purple (changing to violet) , the posterior 

 lateral feathers of which are much elongated, the chest white; the 

 adult females with tail less than two-thirds as long as wing, rounded 

 or double-rounded, the lateral rectrices not narrow, broadly tipped 

 with white, black subterminally, and rufous basally, the under parts 

 buffy passing into wliite on abdomen or dull wdiite with sides and 

 flanks bufly. 



Bill decidedly to very much longer than head, slender, more or less 

 decurved, terete; culmen rounded except basally, where contracted 

 into a rather distinct ridge; tomia smooth; mandible with a distinct 

 longitudinal median narrow groove. Nasal operculum broad and 

 convex but covered by the appressed frontal feathering, which extends 

 forward to beyond anterior end of nostrils, forming a short point or 

 antia on each side of culmen. Tarsus feathered except on posterior 

 side and extreme lower portion; lateral toes about equal in length, 



oBut the name used in a different sense generically. 



