Genus 4 2 - Tyria. 



57. Tyria Dahli, Fitz. ( Faun. ital.) Cinereo-virens , subtus palli- 

 diuscula, immaculata, colli lateribus atramentatis: squamis rliombeis: 

 capile grandiculo, ovali, scutello verticali campaniformi : cauda trien 

 tali (ultra '/,) — Scut. abd. 210-220. — Scutell. subc. p. ii6-i3o. 



Tyria Dahlii , Fitz. — Dendrophilus Dahlii , Fitz. — Tyria Na- 

 iadum et ocellata? Eichw. — Coluber ocellala, Menetr. — 

 Psammophis Dahlii , Schlegel fig- Descript. Egypt. suppl. tab. 4- 



Habitat iu Dalrnatia , in aliis Europae orientalis provinciis, nec non Asiae occiden- 

 talis , et Africac septentrionalis ad orientera. 



Subfamilia 42. natricina. 



Genus 43- Natrix. 



58. Natrix tessellata , Merr. (Faun. ital.) Viridi-olivacea, fasciis trans- 

 versis interruptis nigris; subtus flavida , abdomine ad medium lon- 

 gitudinaliter nigro , maculis utrinque rubentibus ; capite elongato , 

 ovato-angusto , scutellis postocularibus tribus: cauda sextantali subtus 

 nigerrima ('/ 5 ) — Scuta abd. 162-174- — Scutell. subc. p. 60-78. 



Itiv. Aduho similis. 



Coronella tessellata, Laur. Boie. — Coluber tessellatus, Gm. Mikan. 

 Filz. — Natrix lessellata , Merr. Nob. Faun. ital. — Tropido- 

 notus tessellatus, Boie. Fitz. Wagl. part. — Coluber gabinus , 

 Metaxa, Bendisc. — Natrix gabina, Nob. Faun. ital. — Coluber 

 nermiculatus , Menetries. — Tropidonotus ■viperinus, Sehlegel fig. 



Habitat in Hispania , in Gallia, in Helvetia, in Germania, in Italia, in Pannonia. 



59. Natrix Viperina, Merr. (Faun. ital.) Cinereo-olivaeea maculis 

 (lorsalibus nigricanlibus biserialibus permixlis; laterihus perpendicu- 

 lariter notatis maculis nigris, plurimis albo-ocellatis; subtus nigrescens 

 ilavido-irrorala: capite ovato-obtuso; scutellis postocularibus binis : 



