Yellow-crested Helmetshrike

Here the details of the Yellow-crested Helmetshrike named bird below:

SCI Name:  Prionops alberti
Protonym:  Prionops alberti Rev.Zool.Bot.Afr. 24 p.211
Taxonomy:  Passeriformes / Vangidae / Prionops
Taxonomy Code:  yechel1
Type Locality:  summit of Mt. Mikeno, 4,400 m., Kivu District.
Author:  Schouteden
Publish Year:  1933
IUCN Status:  Vulnerable

DEFINITIONS

PRIONOPS
(Vangidae; Ϯ White-crested Helmet-shrike P. plumatus) Gr. πριων priōn, πριονος prionos  saw; ωψ ōps, ωπος ōpos  eye; “BAGADAIS, Prionops.  Bec emplumé à la base, tendu, très-comprimé latéralement; mandibule supérieure échancrée et crochue vers le bout; l'inférieure retroussée et aiguë à la pointe. — Paupières dentelées.   Esp. Le Geoffroy, Le Vaill.   ...   Prionops [πριων, serra, ωψ, oculus].” (Vieillot 1816); "Prionops Vieillot, 1816, Analyse, p. 41. Type, by monotypy, "Le Geoffroy" of Levaillant = Lanius plumatus Shaw." (Rand in Peters 1960, IX, 310).  This genus was formerly and widely separated in the family Prionopidae, and some modern workers still favour that treatment.
Var. Trinops, Trionops (Laurent Raty in litt.).
Synon. Eressornis, Knestrometopon, Phaidrometopon, Sigmodus.

alberti
● Capt. Samuel Albert White (1870-1954) Australian Army, explorer, collector, ornithologist (Laurent Raty in litt.) (subsp. Acanthiza lineata). 
● Revd. Fr. Albert Nagnzaun (1777-1856) Benedictine Abbot of St. Peter's Monastery, Salzburg 1818-1856, theologian, naturalist (Jan van der Brugge in litt.) (syn. Anas platyrhynchos).
● Albert Stewart Meek (1871-1943) English explorer, collector in New Guinea, the Solomons and Australia (subsp. Eudynamys orientalis, subsp. Lewinia pectoralis, syn. Pachycephala simplex sudestensis, subsp. Todiramphus chloris, syn. Zosterops rendovae).
● Franz August Karl Albrecht Emanuel Prince of Saxe-Coburg and Gotha and Duke of Saxony (1819-1861), commonly known as Prince Albert, Consort to Queen Victoria (Crax, subsp. Lophorina magnifica, Menura).
● Albert I Leopold Clemens Maria Meinrad King of the Belgians (1875-1934; reigned 1909-1934) (Prionops).
● Friedrich August Albrecht Anton Ferdinand King of Saxony (1828-1902; reigned 1873-1902) (Pteridophora).