Unknown Gecko Species from Atures Amazonas Venezuela

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manapiare

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These two specimens were collected at the same site on the same day. Very different from the Thecadactylus rapicauda also common in the area. The first two photos are the unknown Gecko and the last photo is T. rapicauda for comparrison. All three are from the same locality about seven miles up the Cataniapo River on the road to Gavilan.
 
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manapiare

New member
Looks like Hemidactylus palaichthus to me.
Very good Gekkotan and thanks for the response. The general area where this collection took place is where three eco-systems converge. The Llanos, Guyana Shield, and Low Land Rain forrest. H. palaichthus appears to be more of a savannah/llanos dweller. I have collected this species along the lower course of the Parguaza River in Estado Bolivar in a llanos setting as well.
 

manapiare

New member
Hemidactylus for sure, these guys are fairly adaptable to any environment.
That would be my observation as well. This gecko seems to follow human encroachment not being found in primary habitat here as much as in areas of human disturbed (ie; logging, slash and burn agriculture, village clearings) areas of the forrest. My question is concerning species similar to this with large distributions in that are there many sibling sub-species or discreet species within a general species type that are awaiting to be split up or are they essentially the same species with regional variability and what is the current scientific train of thought on lumping and splitting of Geckos? Are we going to end up with a lot of new species split from accepted species in the near future?
 

thorrshamri

Moderator/The French Viking Moderathorr
I cannot tell you about Hemidactylus species present in South America. They arrived mostly as followers of civilization through for example boats. There will be a revision of the Western African species in a more or less near future, I'm working on this with scientific authorities. As far as I know, species such as frenatus, mabouia, turcicus which are among the top 3 for colonizing other continents and islands have not shown significant variations so far in their new locations, but who knows if they remain isolated for centuries? ;)
 

thorrshamri

Moderator/The French Viking Moderathorr
The problem with some widespread species of Hemidactylus is that their coloration is highly variable and that they also have the ability to change color. I'd say the gecko you have found is most likely H. mabouia, well-known to have been introduced in French Guiana. Check this, especially the photo gallery: Hemidactylus mabouia | The Reptile Database
 

Tamara

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It's still there, I have no idea why you can't see it. Try to refresh your browser, or else log out, empty your Internet cache, and log in again. :)


Well we tried that and it did not help, we also just looked at a different laptop, at a friends account, and there it's also missing.., the first post we can see is from Gekkotan, where he says that it looks like Hemidactylus palaichtus.
Strange... :scratchhead:
 

thorrshamri

Moderator/The French Viking Moderathorr
These two specimens were collected at the same site on the same day. Very different from the Thecadactylus rapicauda also common in the area. The first two photos are the unknown Gecko and the last photo is T. rapicauda for comparrison. All three are from the same locality about seven miles up the Cataniapo River on the road to Gavilan.

Hope it's alright for everyone now :)
 

Franktiles

New member
Looks to be Aristelliger praesignis. which is not native to Venezuela, but like many geckos, may be introduced there.
 

stubacca

New member
Was just looking for someone/anyone working with Aristelliger praesignis and saw this thread. Those two specimens are Hemidactylus mabouia, not Aristelliger. The toes tell the tale, as does the tail. :)
 
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