CORONELLA. 109 
1. Coronella annulata. (Tab. XXXViII.) 
Coronella doliata, varr. A & C, Giinth. Colubr. Sn. p. 41. 
Coronella doliata, Salv. P. Z. 8S. 1861, p. 227. 
Coronella doliata, vary. formosa et conjuncta, Jan, Iconogr. Ophid. xiv. t. 4. figg. B, C. 
Coronella dolata, var. conjuncta, Bocourt, Miss. Sc. Mex., Rept. p. 611, +. 39. figg. 6, 6 a-d 
(Guanajuato). 
Lampropeltis annulata, Kennicott, Proc. Ac. N. Sc. Phil. xii. pp. 257, 329 (Matamoros). 
Lampropeltis micropholis, Cope, Proc. Ac. N. Se. Phil. xii. p. 257 (Panama), 
Lampropeltis polyzona, Cope, Proc. Ac. N. Sc. Phil. xii. p. 258 (Jalapa). 
Ophibolus polyzonus (Cope), Sumichrast, Bull. Soc. Zool. Fr. 1880, p. 181. 
Ophibolus triangulus, var. zonatus, Garman, Rept. & Batr. of N. Amer. p. 67. 
Coronella formosa, Bocourt, Miss. Sc. Mex., Rept. p. 612, t. 89. figg. 3, 3 a-e (Mexico, Guatemala). 
Coronella formosa, varr. anomala (Alta Vera Paz), oligozona (Tehuantepec, Guatemala), polyzona 
(Oaxaca), Bocourt, loc. cit. figg. 4, 4.a-c, 8, 8 a-d, 7, 7 a—d. 
? Ophibolus multistriatus (Kennicott ??), Cope, Bull. U. 8S. Nat. Mus. 1887, no. 82, p. 78. 
Hab. Mexico, Tres Marias Is., Presidio, Mazatlan (Porrer), State of Guerrero (H. H. 
Smith), Mezquital del Oro in San Luis Potosi (A. C. Buller), Guanajuato (Dugés), 
Matamoros (ennicott), city of Mexico (Doorman), Jalapa (Smiths. Inst.), Teapa 
in Tabasco (H. H. Smith), Oaxaca (Bocourt), Tehuantepec (Sumichrast), Yucatan ; 
GuaTEMALA, Duefias, San Geronimo (Salvin); Costa Rica, Irazu (Rogers); Panama 
(Smiths. Inst.), Chiriqui (Champion). | 
The colour-variations of Central-American specimens of this variable species may be 
arranged under the following categories; they cannot be brought into relation with 
the various localities where the specimens were collected :— 
I. The pairs of black rings well defined. 
A. Scales of the red and yellow spaces with black tips. 
1. Some of the abdominal scutes within the red spaces with black spots. 
a. The yellow occipital collar incomplete.— Mexico. 
6. The yellow occipital collar complete, broad.—State of Guerrero, Amula. 
2. Abdominal scutes within the red spaces immaculate, or nearly so. 
a. The yellow occipital collar incomplete.—City of Mexico. 
b. The yellow occipital collar complete.—Huatusco, Teapa in Tabasco, Yucatan, 
Guatemala, Costa Rica, Chiriqui. 
B. Scales of the red and yellow spaces without black tips; yellow occipital collar complete. 
1. The black rmgs belonging to one pair separated from each other by 1-3 scales.— 
Mazatlan, Presidio, Mezquital del Oro. 
2. The black rings belonging to one pair separated from each other by 4-5 scales.— 
Tres Marias Is. 
II. The black rings irregular in outline, the yellow colour which separates them being disposed 
in a transverse series of more or less confluent spots. Head black, with a broad occipital 
yellow collar ; abdomen black.—Mexico. (Tab. XXXVIII. fig. B.) 
