Handover at Hamm possible

1.0 Crotalus horridus, Kentucky, cb21
0.1 Crotalus lepidus klauberi, Florida Mts NM, cb22
1.1 Crotalus pyrrhus, TA Mts Yuma, cb23
1.1 Crotalus ravus ravus, Perote, cb23
1.2 Crotalus scutulatus salvini, Perote, cb23
1.1 Crotalus stephensi, Clark Cty NV, cb23
1.1 Crotalus tortugensis cb23
1.1 Gloydius brevicaudus brevicaudus cb22