(Serpentes: Viperidae) - compiled by Van Wallach
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Head drawings: genus
Porthidium(Serpentes: Viperidae) - compiled by Van Wallach
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 | Porthidium arcosae (from Valencia & al. 2016) |
 | Porthidium dunni (from Campbell & Lamar 2004) |
 | Porthidium dunni (from Hartweg & Oliver 1938) |
 | Porthidium dunni (from Hartweg & Oliver 1938) |
 | Porthidium dunni (from Campbell & Lamar 1989) |
 | Porthidium dunni (from Campbell & Lamar 1989) |
 | Porthidium hespere (from Campbell & Lamar 2004) |
 | Porthidium lansbergi (from Pérez-Santos & Moreno 1988) |
 | Porthidium lansbergi (from Hartweg & Oliver 1938) |
 | Porthidium lansbergi (from Hartweg & Oliver 1938) |
 | Porthidium lansbergi (from Ugueto & Rivas 2010) |
 | Porthidium lansbergi (from Ugueto & Rivas 2010) |
 | Porthidium nasutum (from Campbell & Lamar 2004) |
 | Porthidium nasutum (from Köhler 2001) |
 | Porthidium nasutum (from Lee 1996) |
 | Porthidium nasutum (from Leenders 2001) |
 | Porthidium nasutum (from McCranie & al. 2006) |
 | Porthidium nasutum (from Savage 2002) |
 | Porthidium nasutum (from Solórzano 2004) |
 | Porthidium nasutum (from Valencia & al. 2016) |
 | Porthidium nasutum (from Campbell & Lamar 1989) |
 | Porthidium nasutum (from Solórzano 2023) |
 | Porthidium nasutum (from Campbell & Lamar 1989) |
 | Porthidium nasutum (from Solórzano 2023) |
 | Porthidium ophryomegas (from Campbell & Lamar 2004) |
 | Porthidium ophryomegas (from Köhler 2001) |
 | Porthidium ophryomegas (from McCranie & al. 2006) |
 | Porthidium ophryomegas (from Campbell & Lamar 1989) |
 | Porthidium ophryomegas (from Campbell & Lamar 1989) |
 | Porthidium volcanicum (from Campbell & Lamar 2004) |
 | Porthidium volcanicum (from Solórzano 2004) |