240 
GEL AS TES. 
gonys Jong and ascending; the nostrils basal, and covered by the projecting plu- 
mes. Wings long and rounded, with the fourth quill the Jongest. Tail moderate 
ami graduated, with the tip of each quill pointed and rigid. Tarsi short and 
covered with broad scales in front. Toes unequal, the outer pair the longest, 
and nearly equal in length; the claws large, strong, curved and compressed. 
algirus Reichenbacii, Handb. Ornith. I. 348. == Picus algirus Levaill. 
avokera Gray, Genera Birds II. 438. = Picus avokera Tem. # 
brachyrhynchus Brehm, Naumannia 1855. V. 274. = Picus viridis Lin. 
canus Boie, Oken's Isis 1831. 542. = Picus canus Gmel. 
chlorogaster Blyth, Journ. as. Soc. Bengal 1846. XV. 16. = Picus xantlw- 
derm. Sundev. 
chloropus Blyth, Journ. as. Soc. Bengal 1847. XVI. 416. = Picus chloro- 
lophus Vieill. 
chlorophanes Blyth, Cat. Birds as. Soc. 59. — Picus xanthoderus Sundev. 
dimidiatus Boie, Oken's Isis 1831. 542. == Picus squamatus Vig., P. vittaius 
Vieill. 
flavinucha Gray, Genera Birds II. 438. — Picus flavinucha Gould. 
frondium Brehm, Naumannia 1855. V. 274. = Picus viridis Lin. 
goèrtans Blyth, Cat. Birds as. Soc. 57. == Picus goertan Gmel. 
Guerini Horsfield et Moore, Cat. Birds E. Ind. Comp. II. 659. = Picus 
Guerini Sundev. 
immaculatus Blyth, Cat. Birds as. Soc. 57. == Picus menstruus Scop. 
Karelini Gray, Genera Birds II. 438. = Picus Karelini Brdt. 
malaccensis Blyth, Cat. Birds as. Soc. 59. Picus miniatus Forst. 
mentalis Gray, Genera Birds II. 439. — Picus mentalis Tem. 
miniatus Gray, Genera Birds II. 439. — Picus miniatus Forst. 
nipalensis Blyth, Journ. as. Soc. Bengal 1843. 1003. = Picus chlorolophus Vieill. 
occipitalis Gray, Genera Birds II. 438. == Picus occipitalis Vig. 
pinetorum Brehm, Naumannia 1855. V. 274. = Picus viridis Lin. 
puniceus Gray, Genera Birds II. 439. = Picus puniceus Horsf. 
pyrrhotis Blyth, Cat. Birds as. Soc. 59. = Picus pyrrhotis Hodgs. 
rubiginosus Blyth, Cat. Birds as. Soc. 59. == Picus porphyromelas Boie. 
Sharpei Saunders, Proceed. Zool. Soc. 1872. 153. = Picus viridis Lin. 
squamatus Bonaparte, Conspect. Avium I. 129. = Picus squamatus Vig. 
striolatus Horsfield et Moore, Cat. Birds E. Ind. Comp. II. 66. == Picus 
striolatus Blyth. 
tancola Gould, Proceed. Zool. Soc. 1862. 283. = Picus tancola Sundev. 
Vaillanti Gray, Handl. Birds II. 191. = Picus algirus Vaill. 
virescens Brehm, Naumannia 1855. V. 274. = Picus viridis Lin. 
viridanus Blyth, Journ. as. Soc. Bengal 1843. XII. 1000. = Picus vittatus 
Vieill. 
viridis Boie, Oken's Isis 1831. 542. — Picus viridis Lin. 
xanthopygius Bonaparte, Conspect. Avium I. 127. = Picus striolatus Blyth. 
GELASTES (Laridae) Bonaparte, Conspect. Avium 1856. II. 226; Revue Mag. 
Zool. 1855. VII. 17. = Larus Lin. 
Synon.: Gavia Bruch? 
Rostrum elongatum, gracile; nares angustae, protractae; pedes valde elongati; 
alae caudam aequantes. Caput omni tempore album haud cucullatum, hieme litura 
postoculari nigra. 
Andersoni Gray, Handl. Birds III. 116. = Larus Ander sont Bruch. 
columbinus Bonaparte, Conspect. Avium II. 227. = Larus columbinus Golow. 
corallinus Bonaparte, Revue Mag. Zool. 1855. VII. 17. = Larus corallinus 
Bruch. 
gelastes Gray, Handl. Birds III. 116. — Larus gelastes Lichtst. 
Gouldi Bonaparte, Revue Mag. Zool. 1855. VII. 18. = Larus novae Hol- 
landiae Steph. 
Hartlaubi Bonaparte, Conspect. Avium II. 227, = Larus cirrhocephalus Vieill. 
