CROCODILIANS, LIZAKDS, AND SNAKES. 



719 



GLAUCONIA HUMILIS Baird and Girard. 



Glauconia htiviilia Boulengkr, Cat. Suakes, Brit. Mu.s., I, 18P3, p. 70. 



Jiena humilis Haird and GiR.vun, Cat. N. Amer. Ropt., I't. 1, Serpents, 1, 1853, 



p. 143. 

 Stenostoma liumile Cope, Check-list N. Ainer. Batr. Kept., 1875, p. l-l; I'loc. 

 Acad. Nat. Sci. Phila., 18(51, j). 305. — Peters, Mouatsberichte Akad. Wisa. 

 Berlin. 

 Siagonodoii duf/i.-iH Bocourt, Miss. Sci. Mox., Kept., 1882, p. 507, pi. xxix, lig. It. 

 Bena humilis Stejneger, Proc. .U. S. Nat. Mas., XIV, 1891, p. 501. 



Body very slender and cyliudri- 

 cai. Scales in 14 rows. The eye 

 sliield in contact with the longitn- 

 diual series on top of the head. Tail 

 short, conical, tapering, not acute, 

 one-fifteenth of the total length. 

 Head less depressed. Eyes and 

 nostril more distinct than in the 

 preceding species. 'No supraorbi- 

 tals. Postparietals much smaller 

 than the parietals. Scales on the 

 abdomen larger than on the back. 

 I'liiform chestnut brown, lighter 

 beneath. 



Fig. 144. 



Glauconia hujiilis Baikd and Gikard. 



X 2. 



Cape St. Lucas, Lower California. 



Cat. iNo. 5292, U.S.N.M. 



Glauconia humilis Haird a)id Girard. 



mens. 



210] 



5292 



12601 

 15943 

 16952 



Localitv. 



When 

 collected. 



From whom received. 



Nature of 

 specimen. 



Vallioita, California Dr. J. L. LeConte 



Alcoliolic 

 type. 

 J. Xantus I Alcoholic. 



Cape St. Lucaa, L. Cali- 



fornia. 



La Paz, L. California Feb. —,1882 L. lielding 



Fort Yuma, Arizona ' U. S. Fish Commission . 



Tucson, Arizona I i Herbert Brown 



do. 

 do. 



I have this species from Batopilas, Chihuahua, and Dr. Dugcs records 

 it from near Guanajuato. 



T0RTRIC1\A. 



In Ilysia the hemipenis is deeply bifurcate, and the surface of each 

 branch is flounced. The flounces are oblique to the sulcus, and are 

 spineless. Below the bifurcation the surface is smooth, excepting a 

 wart. 



ILYSIIDJE. 



Intermaxillary bone dentate; eye covered by a single scnte Ilysia Heniprich. 



Intermaxillary edentulous; eye surrounded by distinct scales .. Cylindrophis Wagler. 



No species of this family has been found in the Nearctic realm. 



