TABLE OF CONTENTS. 
Genus 22. Rhopoterpe Cabanis..........-........02.2 202 e eee eee eee eee 
Key to the Species of Rhopoterpe..........-..2.-2-.2-22--2 002 e eee eee ee eee 
55. Rhopoterpe stictoptera Salvin..............2.22222-.22-2220- 202 e eee 
Genus 23. Pittasoma Oassin. .. 2.2.2... 2.2.2.2 e eee eee ee 
Key to the Species and Subspecies of Pittasoma................... cndeeeeer 
56. Pittasoma michleri michleri Cassin. ..........2.-..2-.-2---2-2----+-- 
57. Pittasoma michleri zeledoni Ridgway..........-..-.----2---2-----+-- 
Genus 24. Grallaricula Sclater............2.22.2.-2-22-202 2-2 eee eee eee eee 
Key to the Species of Grallaricula ............2.2.22..20-22 020002 ee eee eee 
58. Grallaricula costaricensis Lawrence...........-..2--2-2-22-2222-0+-- 
Genus 25; (Grallaria Vieilotensc. casas cceancy ce ereanceened for oceania 
Key to the Subspecies of Grallaria guatimalensis ................2..-22----- 
59. Grallaria guatimalensis guatimalensis Prévost and Des Murs. ........ 
60. Grallaria guatimalensis princeps (Sclater and Salvin). ............... 
61. Grallaria guatimalensis mexicana (Sclater).........--..-..--.------- 
62. Grallaria guatimalensis ochraceiventris Nelson........-......-----.- 
Genus. 26). Hylopezus Ridgway ax sciccsicicirere so sd sores etnies s pes ule onsteewey & 
Key to the Species and Subspecies of Hylopezus..............2..22.-22--2-.- 
63. Hylopezus dives (Salvin)...........--..2-2.2 0220-222 e eee eee eee eee 
64. Hylopezus perspicillatus perspicillatus (Lawrence). .............---- 
65. Hylopezus perspicillatus lizanoi (Cherrie)................2.22.2.-2--- 
66. Hylopezus perspicillatus edu (Ridgway) ions secs titenseeeie : 
Pawiny HURNARIDDA» ajc x :2¢ceedietececy s hedsesmndeeeeees s oce Meese x 
Key to the Central American Gage of Furnariide.............22..22------- 
Genus 1. Sclerurus Swainson...............2.-00. 0000 eee eee 
Key to the Species and Subspecies of Sclerurus..................--2-22--2----- 
1. Sclerurus canigularis Ridgway. ............2..20-- 200-2 e eee eee ee eee 
2. Sclerurus mexicanus mexicanus Sclater........-....-..-.-2-2-+--2------ 
3. Sclerurus mexicanus pullus Bangs..............2..-2-.-22-22-0-20--2+-- 
4, Sclerurus guatemalensis (Hartlaub).............---2--2-0-2022 2222 e ee eee 
Geriiis-2)., Menops: Whiger. ; os: sacs hesedasiws ches yadkigaswed Jeet. d nega: 
Key to the Species of Xenops.......--...-.---- 22-2202 02 ce eee eee eee eee ee 
5. Xenops genibarbis mexicanus (Sclater)................22-22-0-22-22+-- 
6. Xenops rutilus heterurus (Cabanis and Heine)..................--.-. 
Genus 3. Margarornis Reichenbach. ........-......-.-22-2-2-2-22.20-2222-0-- 
7. Margarornis rubiginosa Lawrence............-.-2-22-2- 2220-2202 e eee eee 
Genus 4. Premnoplex Cherrie..............222-220- 02-22 e eee eee eee eee 
Key to the Subspecies of Premnoplex brunnescens..............--.-.------- 
8. Premnoplex brunnescens brunneicauda (Lawrence)..........-------- 
Genus 5. Acrorchilus Ridgway... ..-......02.-22 2202-2 e eee eee eee eee 
Key to the Species of Acrorchilus. ..........--.-.---------2--2-2--2-2 02 --- 
9. Acrorchilus erythrops rufigenis (Lawrence)...............--+--------- 
Genus:6. Synablaxis Viellots oo. ccidecde t 35 ls Aesiheed Jo oc eRe oedaee 
Key to the Species and Subspecies of Synallaxis............-.....-.-2..-+.-- 
10. Synallaxis erythrothorax Sclater............-.2..2.--2.-2.-222+-. ee 
11. Synallaxis pudica pudica Sclater..........-......----.---+-+-------- 
12. Synallaxis pudica nigrifumosa (Lawrence). ...........2.-2..2-..2--- 
18. Synallaxis albescens latitabunda Bangs............-..--------------- 
14. Synallaxis albescens hypoleuca Ridgway ...-..-..--.--.---+---+------ 
Genus 7. Pseudocolaptes Reichenbach ......-...-...-.-2--22-222-202 eee eee 
Key to the Species of Pseudocolaptes.....-......-.--- 22-22. 2s eee eee ee eee 
15. Pseudocolaptes lawrencii Ridgway.......-.-2---2--.0-- 22s ee eee eee 
