The subspecific name, cliffordi, is in honor of "M[onsieur]. Clifford Cocq van Breugel " who was Dutch consul at Tripoli,[4] probably referring to Jacques Fabrice Herman Clifford Kocq van Breugel (1799-1867).
Description
S. diadema may attain a total length of 1.8 m (about 6 feet), of which about 34 cm (13½ inches) is tail. Dorsally, it is pale buff or sandy grey, with a median series of dark blotches, and smaller dark spots. Ventrally, it is usually uniform white, but rarely has small blackish spots.[5]
^Boulenger GA (1893). Catalogue of the Snakes in the British Museum (Natural History). Volume I., Containing the Families ... Colubridæ Aglyphæ, part. London: Trustees of the British Museum (Natural History). (Taylor and Francis, printers). xiii + 448 pp. + Plates I-XXVIII. (Zamenis diadema, pp. 411-413).
Further reading
Jan G (1865). "Prime linee d'una fauna della Persia occidentale ". pp. 342–357. In:De Filippi F (1865). Note di un viaggio in Persia nel 1862. Milan: G. Daelli. 369 pp. (Periops parellellus var. schiraziana, new variety, p. 356). (in Italian).
Marx H (1959). "Review of the colubrid snake genus Spalerosophis ". Fieldiana Zoology39: 347–361.
Schlegel H (1837). Essai sur la physionomie des serpens. Partie Générale. xxviii + 251 pp. ANDPartie Descriptive. 606 + xvi pp. Amsterdam: M.H. Schonekat. (Coluber diadema, new species, pp. 146–147 in Partie GénéraleAND p. 148 in Partie Descriptive). (Coluber cliffordii, new species, pp. 148–149 in Partie GénéraleAND pp. 163–164 + Plate VI, figures 13 & 14 in Partie Descriptive). (in French).
Schmidt KP (1930). "Reptiles of Marshall Field North Arabian Desert Expeditions, 1927–1928". Field Museum of Natural History Zoological Series17 (6): 221-230 + Plate II. (Spalerosophis diadema, new combination, pp. 226–227).
Smith MA (1943). The Fauna of British India, Ceylon and Burma, Including the Whole of the Indo-Chinese Sub-region. Reptilia and Amphibia, Vol. III.—Serpentes. London: Secretary of State for India. (Taylor and Francis, printers). xii + 583 pp. (Coluber diadema, pp. 173–175).