aerliss
Achatina immaculata
Posts: 281
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Post by aerliss on Apr 10, 2010 22:28:56 GMT
When I got into work this morning I was handed a paper coffee cup as a 'present' XD Inside was a bunch of salad and a little snail. The lettuce he arrived with comes all the way from Spain (mmmm, air miles >_> ). Not only has he managed to survive the pesticides, harvest, chlorinated washing, packing, refrigerated 2 or 3 days of travel and then another two days of being in the fridge but then being dunked in MORE chlorine! Anyone know what he is and, more importantly (although I'm starting to grow attached) can I release into the wilds of... my back garden in Edinburgh? Don't worry... we hardly ever even cut the grass let alone use pesticides XD Got only two good pictures so far. He wasn't being very co-operative when I tried to get pictures of his underside... I'll try again tomorrow, when I have more hands about the house, if more are needed. i21.photobucket.com/albums/b270/aerliss/Snails/Snail2.jpgSo tiny! i21.photobucket.com/albums/b270/aerliss/Snails/Snail1.jpgSorry about links and not embedded pics. Using the img tags makes the pictures expand to 300% and I don't know how to stop it doing it.
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Post by crossless on Apr 11, 2010 0:20:21 GMT
It could be baby helix species or Cepaea hortensis. I have heard that helix species has much rounder "curves" on whorls/shell than cepaea.
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aerliss
Achatina immaculata
Posts: 281
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Post by aerliss on Apr 11, 2010 11:24:38 GMT
Thanks crossless. Hortensis can be found in Northern Europe (according to wiki) so he should do fine here. If that's what he is he can go live outside XD I was looking up Helix pomatia and even though they're not native to the UK they are a protected species in England; "In England only (not the rest of the UK) the Roman snail is a protected species under the Wildlife and Countryside Act 1981, making it illegal to kill, injure, collect or sell Roman snails.[6]" Wow, I might have broken that one a lot as a kid Will try to get some more pics today. He's estivated over night so I can get better pictures of his underside before I wake him up... unless I shouldn't wake him up. I mean it IS early spring, maybe he should be sleeping? *sigh* pesky temperate zone critters! [EDIT] Got a couple more pictures; i21.photobucket.com/albums/b270/aerliss/Snails/11042010132.jpgi21.photobucket.com/albums/b270/aerliss/Snails/11042010130.jpgI gave him a little spray and he woke up. He's now quietly chowing down on some red cabbage and cucumber. Poor thing, probably spent his entire life in a giant lettuce field. Nothing else to eat... ever.
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Post by wolf on Apr 11, 2010 12:20:13 GMT
Hi, I have some slight doubts about Cepaea. It doesn´t look very much like a Cepaea species: the shell seems to be rather globose and the shell surface is clearly wrinkled. Further more, the banding pattern is not typical for a Cepaea. It´s juvenile, obviously, but measures already about 26 mm in diameter, nevertheless (am I right?). So I tend to some Helix/Cornu species. There are some rather light variants of Cornu aspersum, sometimes, which look similar. When it is adult, it should be easier to decide. Bye, bye: wolf
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aerliss
Achatina immaculata
Posts: 281
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Post by aerliss on Apr 11, 2010 12:27:23 GMT
Already about 26mm, yes. Guess I'll have to keep him around till he gets older.
What makes you say he's a juvenile as opposed to a young adult?
Thanks for the help Wolf.
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Post by wolf on Apr 11, 2010 12:45:31 GMT
Hi, you´re absolutely right, might perhaps be sub-adult , but if it´s a Helix or Cornu, it will be considerably larger at the end...... . The lip of the aperture doesn´t seem to be thickened at all, it´s just some normal growth margin. Best of luck to you and your cute guy: wolf
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aerliss
Achatina immaculata
Posts: 281
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Post by aerliss on Apr 11, 2010 14:48:37 GMT
Oops, no offence meant there. I have little experience in guessing the age of snails, especially non-GALSs, so was a completely honest question. Well, if I'm going to keep him he needs a name... as a traveller from a distant place I shall name him Tosk.
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Post by crossless on Apr 11, 2010 15:03:41 GMT
Well Helix don't have hole on nother side of shell? At least Cepaea don't have. So size could be right for Fruticicola fruticum tai Bradybaena fruticum
Clear picture of Bradybaena fruticum -> http://rs_11.republika.pl/galeria2_pliki/image002.jpg
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Post by wolf on Apr 11, 2010 15:52:52 GMT
Hi, interesting case and exciting discussion - I enjoy it. aerliss: oh, sorry, anything´s all right. Sometimes it´s a little bit difficult for me to express exactly what I mean in English. It´s much more easier for me to avoid misunderstandings in German..... . Sorry, anything is o.k.. crossless: interesting hypothesis. In Helix/Cornu the umbilicus (I don´t know how you call it in English) is opened in a young specimen more or less and nearly or totally closed in adults. Bradybaena fruticum reaches a hight of 10 to 19 and a width of 13 to 23 mm. But what concerns me even more is the clearly wrinkled shell surface (if I get that right). In Bradybaena you normally have to use a magnifying glass to recognize the very faint wrinkling. I´m not sure at all about Tosk. I hope it will grow and soon show its identity. Sincerely: wolf
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aerliss
Achatina immaculata
Posts: 281
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Post by aerliss on Apr 11, 2010 16:10:06 GMT
I'll just sit back and watch the discussion unfold *rests elbows on knees*
If you need me to try to get some better, or more specific pictures let me know and I'll see what I can get (if he co-operates).
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Post by wolf on Apr 11, 2010 16:23:50 GMT
aerliss: perhaps we should just wait a while and watch him/her grow . Sometimes just time solves the problem....... . In some weeks you can make some more pictures and we can test our ideas (Cepaea, Helix, Cornu, Bradybaena) once again. Maybe some other people in the forum can help. We´ll see. All the best: wolf
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coyote
Archachatina papyracea
Cochleas ego amo
Posts: 2,955
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Post by coyote on Apr 11, 2010 21:21:28 GMT
I didn't know juvenile Helix had a visible umbilicus. Thanks for the info, Wolf! I tend to doubt that the snail in question is a Helix, because the mottling on the shell seems atypical for Helix. Of course, I could be wrong. ;D I look forward to seeing more pics as the little guy grows and hopefully provides us more clues for identification!
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apple
Archachatina degneri
Posts: 1,078
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Post by apple on Apr 14, 2010 21:23:15 GMT
I guess that´s a young Otala species. Maybe Otala lactea or O. punctata. Or at last chance an Eobania vermiculata. Anyway is still a bit early to have a definitive conclusion... Like Wolf said, let´s wait a bit more.
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Post by crossless on Apr 14, 2010 21:48:59 GMT
Aww. I'm going to spend much time on digging food stores in summer one mystery snails would be cool to find.
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aerliss
Achatina immaculata
Posts: 281
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Post by aerliss on May 6, 2010 13:19:30 GMT
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Post by wolf on May 6, 2010 20:02:32 GMT
Hi, thanks for the pictures . Oh dear, I´m still confused . My suggestion is, that we can exclude Cepaea and Fruticicola now, right? Otala should have a more depressed spire. Remains Helix/Cornu-complex. Unfortunately, I have some literature about Italy here, but not about Spain. Have to search in the www. Sorry. Extremely interesting......... . The basal region would be helpful: is the umbilicus closed? Which colour has the lip of the aperture on the inside and so on. Sorry, I know, it´s difficult to see. Kind regards: wolf
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coyote
Archachatina papyracea
Cochleas ego amo
Posts: 2,955
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Post by coyote on May 6, 2010 22:12:39 GMT
I too am beginning to suspect it's a Helix. But pics (or description) of the aperture, umbilicus and columella would help.
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aerliss
Achatina immaculata
Posts: 281
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Post by aerliss on May 6, 2010 22:17:47 GMT
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Post by wolf on May 6, 2010 22:49:24 GMT
We´re gettin´ closer now. Oh, heaven, it´s not a Helix (in Helix genus, the whorls are increasing in width more rapidly). On the other hand, it seems to be rather large in width: about 32 mm, obviously (right?). I´m down on my knees. I´ve never seen a species like this before ...... . Crazy....... . Are there any Otala species in Spain with such a high spire?? Help!! Kind regards: wolf
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coyote
Archachatina papyracea
Cochleas ego amo
Posts: 2,955
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Post by coyote on May 7, 2010 20:41:39 GMT
All the Otalas I've ever seen do not have spires that high. We have a snail mystery on our hands here.
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aerliss
Achatina immaculata
Posts: 281
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Post by aerliss on May 7, 2010 22:18:35 GMT
So not thinking he's just a slightly oddly shaped Helix? Would be nice to have a pomatia as it's illegal to collect them in England and they're not found in Scotland. If he's an aspersa, well getting friends should be easy XD
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Post by crossless on May 8, 2010 0:19:52 GMT
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aerliss
Achatina immaculata
Posts: 281
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Post by aerliss on Jun 29, 2010 11:06:57 GMT
I found a lonesome aspersa outside our house one night, which is odd because usually if there's one there's a million (have to tread careful when it rains). As I was thinking of gettong Tosk a friend I decided this was a sign and; yoink. I also found, on a different occassion, a little Cepaea nemoralis trying to cross the road outside our house. not the best idea. They're both now living happily in the tank with Tosk after gettng a dose of hypoaspis miles mites. The aspersa, Worf is half again the size of Tosk and the nemoralis, Julian, is about 2/3rds the size of Tosk and still growing. I've seen Tosk and Worf getting friendly, but not Julian. Now I have babies. 11 teeny little shells with eye stalks XD I don't know if this helps with identification or just hinders it. Got a quicky pic of the three together; twitpic.com/20xpdvGlad they're breeding because it means I've got the cconditions right... gonna have to start keeping a closer eye on the soil for eggs though. Especially as, if no one wants one of the little mutts, I'll be keeping all 11 o.O
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apple
Archachatina degneri
Posts: 1,078
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Post by apple on Jun 29, 2010 12:39:53 GMT
Regarding the identification of the snail, I´ll cooperate with some spanish colleagues on the identification of the snail. Let´s see what they say. It´s certainly related to Otala or Eobania genus, but I don´t know yet what it is. Btw, I have here lots of Otala genus snails waiting for identification from my region, so as you can see this subject is a bit hard.
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aerliss
Achatina immaculata
Posts: 281
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Post by aerliss on Jun 29, 2010 17:17:47 GMT
T%hanks, Apple XD
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