348 On Reptiles and Batrachians from Paraguay. 



7. Ceratophrys americana^ D. & B. 

 8. Paludicola Juscomaculata, Stdr. 



9. Paludicola gracilis, Blgr. 



Like the specimens mentioned by Boettger, differing from 

 the types in the absence of the black lumbar spot. 



10. Leptodaclylu^ hufonius, sp. n. 



Tongue subcircular, slightly nicked behind. Vomerine 

 teeth in two long, slightly arched series behind the choanae. 

 Snout rounded, slightly prominent, longer than the diameter 

 of the orbit; nostril nearer the tip of the snout than the eye; 

 interorbital space narrower than the upper eyelid ; tympanum 

 two thirds the diameter of the eye. Fii'st finger much longer 

 than second ; toes rather short, not fringed ; subarticular 

 tubercles moderate ; two small metatarsal tubercles ; a slight 

 tarsal fold. The tibio-tarsal articulation reaches the tym- 

 panum. Upper parts wath flat smooth warts of unequal 

 size ; no glandular folds ; a strong fold above the tympanum ; 

 a ventral discoidal fold. Olive above, with small darker 

 spots ; a series of lateral warts whitish ; no streaks on the 

 head ; upper lip with vertical dark bars ; limbs with dark 

 cross bars ; lower parts white. 



From snout to vent 48 millim. 



Four specimens. 



11. Leptodactylus ocellatuSj L. 



12. Leptodactylus caliginosusy Gir. 

 Cysti(/)i(i(/ius jjodicipinus, Cope; Leptodactylus ocellatus, pari., Bttgr. 



13. Bufb marinus, L. 



14. Bufb granulosus, Spix. 



15. Hyla Spegazzinii, Blgr. 



16. Hyla granosa, Blgr. 



17. Hyla venulosa, Laur. 



18. IJyla nasica, Cope. 



19. Hyla nana, Blgr. 

 ? H. bracteator, Bttgr,, nee Hens. 



20. Pliyllornedusa hypochondrialis, Daud. 



