Unknow mantis Dr.Roy please help me with ID!

Timmy

New member
Hello,

i found a new small mantis in my tank. Can you help me with ID Dr. Roy.
Thanks.
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Hmm, the 2 cm mantis was in life rock in my nano tank a long time.
I feed him every day and i thought it is a Gonodactylellus affinis, because i saw only the head watching out of the burrow.
Yesterday i get him and make some pics, and now i don't think it's a G. affinis.
Can it be a Gonodactylellus caldwelli?
 
Timmy,

I don't think I have ever seen this animal. While it is definitely Gonodactylellus, I doubt that it is G. caldwelli. G. caldwelli has blue lines on the carapace, not spots, and it is the only species with a posterior lateral spine on AS5. The closest thing I could find in my keys is G. molyneux which has the correct telson shape and there is mention blue dots. That species has only been recorded from northeast Queensland. Any idea where this animal is from?

I would suggest that when you are finished with it, it probably should go into 95% ETOH and be deposited in a museum. It easily could be a new species. I just can see enough of the characters to key it out.

Roy
 
Hello Dr. Roy,
we get all our life rocks from bali and the animal was in a piece of that life rocks.
I make some better pic now and post it later, or i can send you the uncompressed photos from my Canon EOS 350d.
 
So here are some new pics.
First a nice detail shot. Blue dots with white dots in it. I never seen this before.
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And here are some big pictures from this litte guy.
Pic1
Pic2
Pic3
 
Timmy,

I wrote a long response this morning identifying this animal, but I don't know what happened to it. Anyway, the short answer is that the animal is almost certainly Gonodactylellus snidsvongi. Erdmann described it from Indonesia as G. hendersoni including s detailed description of the blue dot pattern. In 2000, Ahyong did away with G. hendersoni and split it into three species, G. demanii, G. molyneux and G. snidsvongi (originally described by Naiyanetr in 1987). The key to the id is the shape of the uropod endopod and the fact that it has no setae on the inner surface. This is a tiny species. The largest known individual is from Okinawa and is 17 mm.

Roy
 
Thanks for your answer and your help Dr. Roy.

Ok, unfortunately none new species, but a very nice find.
I think i check all my small mantis shrimps, maybe there is another surprise. :D
 
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