From: João Simões Lopes Filho
----- Original Message -----
From: John Croft <jdcroft@...>
Sent: Wednesday, October 04, 2000 5:40 AM
Subject: [tied] Re: Euxine Event.; DOGS
> Thanks Joao for giving the reference that I was referring to.
> > I've ever think how the understanding about dogs races evolution
> would be so useful to understand IE migration. What kinds of dogs the
> IE people carried with them? The wolfish shepherd-dogs? The molossoid
> mastiffs? The bracoid bloodhound-like races? The fox-like spitz?
> > A good article about dog genetic evolution is at SCIENCE vol 276 13-
> jun-1997; "MULTIPLE and ANCIENT ORIGINS OF THE DOMESTIC DOG"(
> C., et alii)
> > The study analyzed the haplotypes of circa 20 races of dogs and 20
> wolves from different places and divided them in 4 groups:
> > I
> > the main group, including only dogs
> > II
> > derived from Greek and Italian wolves, this one include only the
> haplotype D8 (present in Sandinavian Elghund and Jämthund)
> > III
> > derived from Arabian wolves, include the haplotypes D7 (present in
> Siberian Husky, Alaskan Malamute, Giant Schnauzer, Jamthund, Airedale
> Terrier, West Highland White Terrier and German Shepherd), D19
> (present in German Shepherd) and D21 (present in Mexican hairless dog)
> > IV
> > derived from Greek, Russian and Romanian wolves, this include the
> haplotypes D10 (present in Wire-haired Dachshund and Flat-Coated
> Retriever), D24 (present in Golden Retriever) and D6/W6 (present in
> Romanian and Russian wolves, and in Mexican hairless, German
> Shepherd, Golden Retriever, Basset, Bulldog, Belgian Groenendael,
> Afghanhound, Maremman, Otterhound, Toy Poodle, Irish Water Spaniel
> and Tibetan Spaniel)
> Tieing this evidence together via the archaeology and the spread that
> I mentioned.
> Type 1: Probably derived from the Zarzian culture, which, on current
> evidence is the earliest to show domestication of dogs.
> Type 2: Seems to have derived when type 1 dogs were carried by
> mesolithic hunters northward and westward. Backcrossings to wolves
> led the Greco-Italian wolf genes into the original dogs.
> Type 3: again began in the Middle East. The D7 and D21 Haplotypes
> are also linked to many of the central asian breeds. It seems that
> these came Westward during the Scythian/Sarmatian times as
> their "dogs of war".
> Type 4: again by backcrossing to wolves in the Northern Balkan
> areas. It possibly occurred with the spread of LBK Cultures. Piotr
> you would be interested here,
> Joao continued
> > It's important to note that any race can have many different
> haplotypes. The split in 4 groups may point to four different
> domestications. A strong mystery to me is the origin of Aztecan races
> like Chihuahua and Hairless dog (Xolotzcuintl): did they come from
> North American wolves? From China? Egypt? Atlantis?
> The Chihuahua and Mexican Hairless I believed were derived from Type
> 3, but I don't know of any papers giving gene sequencing and genetic
> distance in these cases, so I am going by the seat of my pants here.