4Y4 BtTLLETIN 50, UNITED STATES NATIONAL MUSEUM. 



Prionomis platyrhynchus minor Feekt, Pub. 146, Field Mus. N. H., 1910, 263 



(Guayabo, Coata Eica). 

 Prionomis minor Bangs, Proc. Biol. Soc. Wash., xxii, 1909, 32, in text (La Vija- 



gua, Costa Rica). — Carriker, Ann. Carnegie Mus., vi, 1910, 495 (Costa B.ica; 



habits). 

 [Prkmomis\ minor Sharpb, Hand-list, ii, 1900, 76. 



ELECTRON PLATYRHYNCHUS SUBOLES Nelson. 



TthXr&S UOTUOT. 



Similar in extensively bluish chin to E. p. minor, but color of back, 

 etc., much purer green (deep Hay's green), upper surface of tail and 

 outer webs of primaries greenish blue (between motmot blue and china 

 blue), posterior underparts Hght greenish blue or bluish green (niagara 

 green), color of pUeum and hindneck Ughter (duU russet-tawny), and 

 biU relatively longer and narrower. 



Adult Tnale. — ^Length (skin), 322; wing, 117; tail, 188; exposed 

 culmen, 42 (40.5); tarsus, 18; middle toe, 13.5." 



Eastern Panama (Cana, Darifo); Colombia (Rio Atrato; Rio 

 Nercua ; Remedios, Antioquia) ? 



(1)Prionirhync}ms platyrhynchus (not Momotus platyrhym^us Leadbeater) Sclatek 

 and Salvin, Proc. Zool. Soc. Lond., 1879, 534 (Remedios, Antioquia, Colom- 

 bia). — Sharpe, Cat. Birds Brit. Mus., xvii, 1892, 315, part (Remedios, 

 Colombia). 



(^)Prionomis platyrhyndms Salvin and Godman, Biol. Centr.-Am., Aves, ii, 

 1895, 467, part (Rio 'Nercua, Colombia). 



Electron platyrhynchus suboles Nelson, Smithson. Misc. Coll., vol. 60, no. 3, Sept. 

 27, 1912, 5 (Cana, Darien, Panama, 2,000 ft.; coll. U. S. Nat. Mus.). 



ELECTRON CARINATUS CARINATUS (Du Bus). 



EEEL-BILLED UOTMOT. 



Adults {sexes alike). — Forehead (more or less extensively) dull 

 cinnamon-rufous to cionamon; superciliary region bright turquoise 

 or cserulean blue, light greenish blue, or (more rarely) cobalt or 

 ultramarine blue; rest of pUeum, deep oHve-green or olivaceous 

 parrot green, passing into lighter and brighter olive-green or oliva- 

 ceous parrot green on hindneck, back, scapulars, rump, and upper 

 tail coverts, the wing coverts and secondaries similar but usually 

 purer (less olivaceous) green, the outer webs of primaries duller and 

 more bluish green; tail ohvaceous parrot green (sometimes inclining 

 to bluish green), the terminal spattUes of middle rectrices bluish 

 green or greenish blue, broadly tipped with dull black; loral, orbital, 

 and auricular regions uniform black; chin and upper throat dull ver- 

 digris green; rest of underparts plain ohvaceous cinnamon or light 

 oUve-green, more or less tinged or washed with cinnamon, the center 



o One specimen. 



