Some Anatomical Characters of the Cuculidae and the Musophagidae by Andrew J
SOME ANATOMICAL CHARACTERS OF THE CUCULIDAE AND THE MUSOPHAGIDAE BY ANDREW J. BERGERl OST authors have placed the African touracos (“plantain-eaters”) and M the cosmopolitan cuckoos in a single order, the Cuculiformes or Cuculi (e.g., Mayr and Amadon, 1951, Wetmore, 1951). Bannerman (1933)) Moreau (1938,1958), Lowe (1943)) and Verheyen (1956a, 19563)) however, believed that the touracos deserve ordinal rank, the Musophagiformes. I agree with these authors but not for some of the reasons they cite. I have been interested in the anatomy and relationships of these two groups of birds for over a decade, but it now seems unlikely that it will be feasible to continue this work. Consequently, I have decided to publish certain informa- tion which, although still very incomplete, may prove useful to other investi- gators. The complete appendicular myology of a touraco apparently has never been described. My plan, therefore, is to describe this musculature for Tauraco leucotis donaldsoni (“Turacus donaldsoni”) and then to compare the myology, osteology, and pterylosis of this touraco with that of the cuckoos. Such a comparison can not be made properly without also analyzing differ- ences in morphology within the family Cuculidae. This paper is based on the dissection of one or more specimens of the follow- ing genera and species of cuckoos: Carpococcyx radiceus, Centropus bengal- ensis, C. superciliosus, C eu th mochares aereus, Chrysococcyx cupreus, Ch. (“Lampromorpha”) klaa s and caprius, Ch. (“Chalcites”) basalis, Clamator jacobinus, Coccyzus americanus, C. erythropthalmus, Coua serriuna, C. reynaudii, C. ruficeps, C. cristata, C. caerulea, Crotophaga sulcirostris, Cuculus canorus and sp., Dromococcyx pavoninus, Geococcyx californianus, Guira guira, Morococcyx erythropygus, Piuya cayana, Phuenicophaeus pyrrhoce- phalus, Saurothera merlini, Surniculus lugubris, Tapera naevia.
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