ON REPTILES COLLECTED BY DR. GEO. BAUR 

 NEAR GUAYAQUIL, ECUADOR. 



BY S. G ARM AN. 



THOUGH it contains but few types, this collection is of 

 interest because of the means it affords for determining a 

 number of individual variations, and for perfecting to some 

 extent several of the original descriptions, and also for re- 

 ducing the number of nominal species. The specimens 

 were secured either in the immediate vicinity of Guayaquil 

 or, along or off the coast, on the way from that city to the 

 Galapagos Islands. 



PELAMIS PLATURA Linn. ; Garm. 



Four specimens of this sea snake were taken opposite 

 Santa Helena. The first has 53 scales in a row around 

 the body near the middle, nineteen of them being included 

 in the black color of the back. In a row from the chin 

 to the tip of the tail there are 344 on the body, and 52 

 on the tail. Around the middle of the tail there are 27 

 rows. On each side of the head a large anteorbital reaches 

 from the prefrontal to the lower of the two postorbitals. 

 None of the labials reach the orbit. 



On the second there are 56 scales in a row around the 

 middle of the body ; and in a line from the chin to the end 

 of the tail there are 355 scales on the body, and 48 on the 

 tail. Seventeen of the scales around the body are in the 



(88) 



