There are 32 taxonomic recommendations:
1. Recognize a monospecific Rhopospina Cabanis, 1851 for Phrygilus fruticeti
2. Recognize Corydospiza Sundevall, 1872 for Phrygilus carbonarius d and P. alaudinus
3. Merge Saltatricula Burmeister, 1861 into Saltator Vieillot, 1816
4. Recognize Pyrrhulagra Bonaparte, 1850 for Loxigilla portoricensis, Melopyrrha nigra (Linnaeus, 1758), and Loxigilla violacea (Linnaeus, 1758)
5. Recognize a monospecific Phonipara Bonaparte, 1850 for Tiaris canorus
6. Merge Tiaris bicolor (Linnaeus, 1766) into Melanospiza Ridgway, 1897
7. Asemospiza, new genus - Asemospiza fuliginosa and A. obscura
8. Islerothraupis, new genus - Islerothraupis cristata, I. luctuosa and I. rufiventer
9. Maschalethraupis, new genus - Maschalethraupis surinamus
10. Chrysocorypha, new genus - Chrysocorypha delatrii
11. Poospizinae, new subfamily
12. Recognize Pseudospingus Berlepsch & Stolzmann, 1896 for Hemispingus xanthophthalmus and H. verticalis
13. Merge two species of Hemispingus [Hemispingus rufosuperciliaris and H. goeringi] and the two species of Compsospiza Berlepsch, 1893 into a more restricted Poospiza
14. Kleinothraupis, new genus - Kleinothraupis reyi, K. atropileus, K. calophrys and K. parodii
15. Recognize Sphenopsis Sclater, 1862 for Hemispingus melanotis and H. frontalis
16. Merge Pyrrhocoma Cabanis, 1851, and Hemispingus superciliaris Cabanis, 1851 into Thlypopsis Cabanis, 1851
17. Thlypopsis pyrrhocoma, new name
18. Recognize Poospizopsis Berlepsch, 1893 for Poospiza caesar and P. hypochondria
19. Castanozoster, new genus - Castanozoster thoracicus
20. Recognize Microspingus Taczanowski, 1874, for Hemispingus trifasciatus and merge Poospiza cabanisi, P. lateralis, P. erythrophrys, P. alticola, P. torquata, P. cinerea and P. melanoleuca into Microspingus
21. Merge Oreomanes Sclater, 1860, into Conirostrum d’Orbigny & Lafresnaye, 1838
22. Ephippiospingus, new genus - Ephippiospingus dorsalis and Ephippiospingus erythronotus
23. Chionodacryon, new genus - Chionodacryon speculiferum
24. Recognize Geospizopsis Bonaparte, 1856 for Phrygilus unicolor and P. plebejus
25. Recognize a monospecific Spodiornis Sclater, 1866 for Haplospiza rustica
26. Pseudosaltator, new genus - Pseudosaltator rufiventris
27. Recognize a monospecific Sporathraupis Ridgway, 1898 for Thraupis cyanocephala
28. Recognize a monospecific Tephrophilus Moore, 1934 for Buthraupis wetmorei
29. Recognize Ixothraupis Bonaparte, 1851 for Tangara punctata, T. varia, T. rufigula, T. xanthogastra, and T. guttata
30. Recognize a monospecific Chalcothraupis Bonaparte, 1851 for Tangara ruficervix
31. Poecilostreptus, new genus - Poecilostreptus palmeri and P. cabanisi
32. Stilpnia, new genus - Stilpnia larvata, S. nigrocincta, S. cyanicollis, S. preciosa, S. peruviana, S. meyerdeschauenseei, S. vitriolina, S. cucullata, S. cayana, S. cyanoptera, S. viridicollis, S. phillipsi, S. argyrofenges and S. heinei
Obs.: I ask a pdf copy directly to Dr Mason.