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Show 1870.] DR. O. FINSCH ON THE BIRDS OF TRINIDAD. 589 mediate specimens does not allow us to separate the long- and short-billed specimens as different species. 109. PORPHYRIO MARTINICA, L.; Burm. Syst. Uebers. iii. p. 392 ; Leot. p. 501; Taylor, I. c. p. 96. Gallinula martinica, Schl. Ralli, p. 38. An old bird, not different from specimens from Brazil and North America. 110. CANCROMA COCHLEARIA, L.; Burm. iii. p. 404; Leot. p. 436. Two specimens in full dress. There exists a considerable variability in the size of the bill in this species. rostr. a front. lat. rostr. 3" 0'" 20'" (Trinidad.) 2 8 18 (Trinidad.) 3 1 20 (Brazil.) 3 3 21 (Mexico.) 111. ARDEA BRASILIENSIS (L.); Burm. iii. p. 410 ; Leot. p. 426. A n old bird, exactly the same as Brazil specimens. Dr. Leotaud describes this species in an excellent manner, as usual. 112. ARDEA SCAPULARIS, 111.; Burm. iii. p. 411. Ardea grisea (Bodd.) ; Leot. p. 421. 1 Butorides virescens, Taylor, I. c. p. 95. One specimen in full dress. 113. ARDEA CEERULEA, L.; Burm. iii. p. 414; Leot. p. 410; Taylor, I. c. p. 95. Florida (I) ceerulea, Baird, B. N. Am. p. 671. Two specimens-one in the slaty-blue plumage of tbe old bird, the other entirely white. This latter has no elongated feathers on the scapulars or the lower neck, and is evidently a young bird. 114. ARDEA LEUCOGASTER, Gmel.; Schleg. M. P.-B. Ardece, p. 9; Leot. p. 424. Demiegretta ludoviciana, Baird, B. N. Am. p. 663. One specimen in the plumage of the young. Order ANSERES. 115. D E N D R O C Y G N A AUTUMNALIS (L.); Burm. iii. p. 436, Anm. 2 ; Le'ot. p. 507. One specimen, agreeing with a specimen from Jamaica in the Bremen collection. PROC. ZOOL. Soc-1870, No. XXXIX. |