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Juan Guayasamin    
Universidad San Francisco de Quito USFQ
Quito, Ecuador
6 articles by this author
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Notes on Geographic Distribution
Newly discovered population of Bumpy Glassfrog, Centrolene heloderma (Duellman, 1981), with discussion of threats to population persistence
Katherine L. Krynak, Dana G. Wessels, Segundo M. Imba, Jane A. Lyons,     Juan M. Guayasamin
10.15560/14.1.261
 23-02-2018
 Unique: 3052 | Total: 5275  | Access Period:
 Reprint: € 5,00
 261-265
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Notes on Geographic Distribution
First record of the rain frog Pristimantis myersi (Goin & Cochran, 1963) (Anura, Craugastoridae) for Ecuador
Fernando Rojas-Runjaic,     Juan Guayasamin
10.15560/11.1.1542
 12-01-2015
 Unique: 1375 | Total: 2675  | Access Period:
 1-4
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Notes on Geographic Distribution
Amphibia, Centrolenidae, Hyalinobatrachium iaspidiense: distribution extension
    Juan Guayasamin, Susan North
10.15560/5.3.526
 01-09-2009
 Unique: 1138 | Total: 1793  | Access Period:
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 526-529
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Notes on Geographic Distribution
Amphibia, Centrolenidae, Cochranella pulverata, Hyalinobatrachium aureoguttatum: distribution extension, Ecuador
Martín Bustamante,     Diego Cisneros-Heredia, Mario Yánez-Muñoz, H. Ortega-Andrade,     Juan Guayasamin
10.15560/3.3.271
 01-09-2007
 Unique: 1312 | Total: 2013  | Access Period:
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 271-276
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Notes on Geographic Distribution
Amphibia, Anura, Centrolenidae, Centrolene mariaelenae: distribution extension, Ecuador
    Diego Cisneros-Heredia,     Juan Guayasamin
10.15560/2.3.93
 01-10-2006
 Unique: 1109 | Total: 1751  | Access Period:
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 93-95
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Notes on Geographic Distribution
Amphibia, Centrolenidae, Centrolene ilex, Centrolene litorale, Centrolene medemi, Cochranella albomaculata, Cochranella ametarsia: range extensions and new country records
    Juan Guayasamin,     Diego Cisneros-Heredia, Mario Yánez-Muñoz, Martín Bustamante
10.15560/2.1.70
 01-05-2006
 Unique: 1574 | Total: 2434  | Access Period:
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 70-75
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