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Show 776 MR. P. L. SCLATER ON NEW GENERA [June 21, 1. Bucco, Linn 20 species. 2. Malacoptila, G. R. Gray 7 3. Micromonacha, gen. nov 1 4. Nonnula, Scl 4 5. Hapaloptila, gen. nov 1 6. Monacha, Vieill 7 7. Chelidoptera, Gould 2_ Total 42 species. It will thus be seen that in the present work the genera have been increased from 4 to 7, and the species from 33 to 42 1. 1 append short distinctive characters of the two new genera, and of a new species of the genus Nonnula, from an example in the British Museum, which Dr. Giinther kindly allows me to make.known. Fig. 1. Micromonacha lanceolata. a. Bill, from side; b. Bill, from above ; c. Wing-end, from within ; d. Tail-end, from above; e. Foot. 1 It may be noted that Messrs. Cabanis and Heine, who published a revision of the Bucconidae in the 4th part of the 'Museum Heineanum* in 1862, have divided the family into 11 genera and recognized 50 species, namely :-- 2 species. 3 „ 1. Chelidoptera .. 3 species. 2. Monasa 6 ,, 3. Nonnula 3 ,, 4. Malacoptila .. 15 ,, 5. Nt/stalus 6 ,, 6. Bypnelus 2 „ I have therefore been able to make a slight consolidation both of genera and species 7. Chaunornis 8. Nothriscus 9. Argicus 10. Bucco 11. Notharchus 1 1 8 |