ARDEIDj*. 
Genus BUTORIDES 1 Blyth . 
Butorides striatus (Linn.). Little Green Heron. 
[Butorides striatus striatus (Linn.). 
Ardea striata Linn., Syst. Nat, 10th ed. 1758, p. 144: Surinam, 
South America. 
Dwtr. — Extra-Iimital, ] 
Butorides striatus javanicus (Horsf.). 
Ardea Javanica Horsfield, Trans. Linn. Soc. xiii, 1821, p, 190 : 
Java. 
* Butorides javanicus carcinophonus Oberh., Toum. Wash. Acad. Sci. xiv, 
1924, p. 294 : Alanga Island, Maratua Group, East Borneo. 
Butorides javanicus abbotti Oberh., Bull. U.S. Nat. Mus. 159, 1932, 
p. 14 : Langkawi Island, Straits of Malacca, 
Distr. — Malay Peninsula; Anamba Islands. 
Sumatra; Rhio Archipelago; Nias Island; Billiton. 
Borneo; Maratua Islands; Natuna Islands. 
Java; Balt; Kangean Islands; Bawean Island, 
Butorides striatus sipora Chas. and Kl. 
Butorides striatus sipora Chasen and Kloss, Ibis, 1926, p. 277 : 
Sipora Island, West Sumatra, 
Distr. — Sipora and Siberut Islands (Mentawi Islands), West Sumatra. 
Butorides striatus amurensis Sehrenck, 
Ardea (Butorides) virescens var amurensis Sehrenck, Reise Amur 
Lande, i, pt, a, 1860, p. 441 : Amurland. 
* Butorides striatus actophilus Oberh., Smiths, Misc, Coll, lx, 7, 1912, 
p. 1 : North Pagi Island, West Sumatra. 
* Butorides striatus icasopierus Oberh,, Smiths, Misc. Coll, lx, 7, 1912, 
p. 1 : Simalur Island, West Sumatra, 
Uufr. 2 — Malay Peninsula. 
Borneo; Natuna Islands. 
Java. 
Christmas Island. 
« Revisions; Oberh., Proc. U.S. Nat. Mus. xlii, 1912, p, 529; Oberh., 
Bull. U.S. Nat, Mus. 159, 1932, p. 14. 
» There is much difference of opinion concerning the Malaysian races 
of this heron. A long-winged form visits the sub-region in winter. The 
wing-range of specimens examined is 186 — 202 mm. which is nearer to that 
given for connectens Stres., Om. Mon. xxxviii, 1930, p. 48 (Kwangsil than 
to true amurensis. 
