198 PROCEEDINGS OF THE ACADEMY OF [1894. 



than third (second); inferior tubercles inconspicuous. Toes half- 

 webbed, fourth digit with three, the others with two free phalanges. 

 Sole with one tubercle, the flat oval pr;ehallux. Integument smooth 

 everywhere. A wide glandular body connecting rictus oris and 

 humerus ; a glandular thickening extending from orbit to end of 

 urostyle, which is unusually wide between the orbit and the sacrum. 

 No dermal folds. 



Color above a dark olivaceous gray; side of head and a stripe 

 from orbit to urostyle, black. Two rows of small black spots on 

 each side of the vertebral column. Superior side of limbs colored 

 like the back. Inferior surfaces of the body yellowish, more dis- 

 tinctly yellow on inferior surfaces of hind limbs. Concealed surface 

 of femur with a reddish tinge, unspotted. Superior face of femur 

 with a black stripe on the distal half. Lips unspotted, with a dark 

 shaded border. 



Length of head and body 65 mm.; do. of head to rictus oris 

 21 mm. ; width of head at rictus oris, 25 mm. ; length of fore limb, 

 40 mm.; of hand, 15 mm.; length of hind limb, 101 mm.; of hind 

 foot, 49 mm.; of astragalo-calcaneum, 10 ram. 



No. 3912, Rancho Redondo on the divide of the Irazu Range; 

 3915-6, Isla Nueva near the head of the RioSucio, on the Atlantic 

 side ; all taken by G, K. (^herrie. 



This distinct species is probably an inhalntant of the elevated 

 mountain region, and it has so far escaped the observation of collec- 

 tors, who have mostly ex})lored lower elevations. It is not nearly 

 related to any species hitherto known. 



REPTILIA. 



LACERTILIA. 

 Cnemidopliorus amivoides sp. nov. 



Eight abdominal rows of subequal plates; a row of plates at the 

 gular fold, which, with a few granules form its border. A group of 

 about 18 enlarged posterior gular scales, which does not have a 

 transverse posterior liorder separating it from smaller scales. Nos- 

 trils in nasal suture. Three supraoi-bitals, a small plate occupying an 

 angular space between the second and third, at the external edge on 

 both sides. Two interparietals and one parietal, followed by three 

 rows of smaller plates. Five infralabials in the second (large) row. 

 Sixteen femoral pores. Four preanal plates larger than those sur- 



