Birds of Celebes: Treronidae. 
597 
Measuremeats. 
a. (0 13234) ad. (f, Tjamba Distr., S.Oel., 25.III78(Plat.) 
h. (0 13235) ad. S. Celebes, 4. June 
c. (Nr. 11207) ad. [cf], Minahassa (v. Faber) .... 
d. (Nr. 13149) ad. [c5'], Minabassa (v. Faber) .... 
e. (Nr. 13112) Q aut (5' vix ad., Minahassa (v. Mussch.) 
f. (0 5222) ad. [cf], Minabassa (v. Mussch.) .... 
g. (Sarasin Coll.) ad. cf, Kotabangon, N. Cel., 2. Xn. 93 
li. (Sarasin Coll.) ad. Q, Kema, 26. JTI. 93 ... . 
i. (0 2053) ad. 9, Manado, lU. 71 (Meyer) . . . . 
j. (0 108S9)ad.[cJ<],nearManado, Aug.-Sept.92(Nat.Ooll.) 
k. (0 10888 )ad.[ 0 ],nearMa,nado,Aug.-Sept. 92 (Nat.Ooll.) 
l. (C 12287) ad. [^f], Manado tua Id., 8.IV.93 (Nat. Coll.) 
m. (0 12286) ad.[0], Manado tuald., 0. IV. 93 (Nat. Coll) 
n. (0 12284) ad. [cf ], Manteliage Id., 26. IV. 93 (N at. Coll.) 
0. (0 12289) ad. [Q], Ma,ntehageld., 25. IV. 93 (Nat. Coll.) 
p. (C 12285) ad. [cf], Banka Id., 17. V. 93 (Nat. Coll.) 
q. (C 12288) ad. [g], Banka Id., 12. V. 93 (Nat. Coll) 
r. (0 14493) ad. [(j’], E. Celebes (Nat. Coll.) . . . . 
s. (C 14608) ad. [cf], Peling, (Nat. Coll.) 
t. (0 14734) ad. [rfj, Banggai (Nat. ColL) 
Wing j 
Oulmen 
(horny 
terminal 
portion) 
Tarsus 
151 
12.5 ■ 
22.5 
146 
13.5 
22.5 
150 
14 
23.5 
153 
— 
24 
141 
13 
22 
149 
14 
22 
144 
13.2 
23 
144 
13.4 
— 
146 
12 
21 
151 
— 
23.5 
150 
13 
24 
146 
13.5 
22.5 
148 
11.5 
22.5 
151 
13.5 
24.5 
152 
13 
. 21.5 
150 
13.5 
j 24 
150 
12.5 
i 22 
147 
— 
i — 
150 
— 
146 
— 
i — 
Skeleton. Length of cranium . • . 
Greatest breadth of cranium 
Length of humerus . . • 
Length of ulna 
Length of radius . . . . 
Length of manus .... 
Length of metacarpus . . 
Length of digitus pruicipalis 
Length of femur . . . . 
Length of tibia 
Length of fibula 
51.0 mm 
19.6 » 
39.0 » 
45.0 » 
40.0 » 
49.5 » 
25.0 » 
23.8 » 
38.0 . 
49.0 » 
36.0 
Length of tarso-metatarsus 24.5 mm 
Length of digitus LEI . . 33.0 » 
Length of sternum . . . 49.0 » 
Greatest breadth of sternum 38.0 » 
Height of crista sterni . . 19.0 » 
Length of coracoid . . . 33.4 » 
Length of scapula . . . . 39.0 » 
Length of clavicula . . . 33.7 » 
Length of pelvis .... 58.0 » 
Greatest breadth of pelvis . 36.5 » 
Egg. Vi^hite. “An egg taken by Hr. Platen at Rurukan (Minahassa) measures 28 X 21.5 mm 
(Nehrkorn MS.). « i nr 
Distribution. Celebes, the islands off the coasts, and Sula. — Sula Besi and Sula Mangoh 
(Allen a 7, Bernstein, Hoedt a 6)\ Peling and Banggai (Nat. Coll, in Dresd. 
and Tring Mus.); Togian (Meyer b 4]\ Banka, Lembeh, Mautehage and Manado tua 
(Nat. Coll.); Minahassa (Rosenberg a 6, etc.); Bolaang Mongoudo Distr. (P.&F. 
Sarasin); Gorontalo Distr. (Rosenb. a 6, Meyer b 4); West Celebes (Doherty 5); 
Tonkean, E. Peninsula (Nat. Coll, in Dresd. and Tring Mus.); Tjamba Distr. 
(Platen b 6)\ Bonthain Distr. (Ev. 3); Macassar (W all. I); Saleyer (Weber a 8, Ev. 5). 
The following has been separated as a subspecies by Mr. Hartert. 
Osmotreron wallacei pallidior. 
Hartert, Nov. Zool. 1896, 178. 
Diagnosis. Like northern specimens of the tyirical 0. wallacei, but “larger, with a stronger 
