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. Porpayrio martinica, L.; Burm. Syst. Uebers. iii. 
p- 392; Léot. p. 501; Taylor, J. c. p. 96. 
Gallinula martinica, Schl. Ralli, p. 38. 
An old bird, not different from specimens from Brazil and North 
America. 
110. Cancroma cocuieEariA, L.; Burm. iii. p. 404; Leéot. 
p. 436. 
Two specimens in full dress. There exists a considerable varia- 
bility in the size of the bill in this species. 
rostr. a front. lat. rostr. 
30" 20" (Trinidad.) 
2 8 18  (Trinidad.) 
3, 20 = (Brazil.) 
3 3 21. (Mexico.) 
111. ArpEA BRASILIENSIS (L.); Burm. iii. p.410; Léot. p. 426. 
An old bird, exactly the same as Brazil specimens. Dr. Léotaud 
describes this species in an excellent manner, as usual. 
112. Arpra scaputarts, Ill.; Burm. iii. p. 411. 
Ardea grisea (Bodd.); Léot. p. 421. 
? Butorides virescens, Taylor, l. c. p. 95. 
One specimen in full dress. 
113. ArpEA cz#RULEA, L.; Burm. iii. p. 414; Léot. p. 410; 
Taylor, J. e. p. 95. 
Florida (!) cerulea, Baird, B. N. Am. p. 671. 
Two specimens—one in the slaty-blue plumage of the 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. Ardea, 
p- 9; Léot. p. 424. 
Demiegretta ludoviciana, Baird, B. N. Am. p. 663. 
One specimen in the plumage of the young. 
Order ANSERES. 
115. Denprocyena AvuTuMNALIS (L.); Burm. iii. p. 436, 
Anm. 2; Léot. p. 507. 
One specimen, agreeing with a specimen from Jamaica in the 
Bremen collecticn. 
Proc. Zoou. Soc.—1870, No. XXXIX. 
