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Show 242 DR. R. W . S H U F E L D T O N [Apr. 1, (51) 1883. 'THE AMERICAN NATURALIST.' Philadelphia. P. 800. -(Editorial, referring to the experiments of Mitchell and Reichert.) (52) 1884. SCLATER (P. L.).-Proc. Zool. Soc. London, p. 475.- (Under noticeable additions to the Zoological Society's Gardens for the month of July, remarks:-" 1. A second specimen of the Heloderm Lizard (Heloderma suspectum), received in exchange from the Central Park Menagerie, New York, U.S.A., July 3rd.") (53) 1884. B O U L E N G E R (G. A.).-Annals and Magazine of Natural History, (5) xiv. p. 120.-(Characterizes the Helodermatidce, and places them between the Aniellidce and Varanidce.) (54) 1884. G A R M A N (SAMUEL).-The North-American Reptiles and Batrachians. A List of the Species occurring North of the Isthmus of Tehuantepec, with references : p. 12.- (Characterizes the family Helodermidce, and alludes briefly to H. horridum and suspectum.) (55) 1885. B O U L E N G E R (G. A.).-Catalogue of the Lizards in the British Museum. Vol. ii. pp. 300-302.-(Presents the characters of the Family, and of the two species known to science.) (56) 1885. G I L L ( T H E O D O R E ) . - Smithsonian Report, Part I. p. 800.-(Proposes the superfamily Helodermatoidea, containing the only known family Helodermatidce; both are briefly characterized.) (57) 1885. GIJNTHER(A. C.).- Biologia Centrali-Americana. Reptiles, pi. xxvi.-(Figures a young specimen of Heloderma horridum.) (58) 1886. G U N T H E R (A. C.) and MIVART (St. GEORGE).- Encyclopasdia Britannica, 9th Edition, Art. '' Reptiles." Vol. xx. pp. 439, 451, 458, figs. 12 & 27.-(The Heloder-mido? are placed in the Suborder (1) Lacertilia vera (group B), between the Aniellidas and the Varanidss. Bocourt's figures of skull and teeth reproduced. Characters of the skull are alluded to, and the nature of the teeth and other points.) (59) 1887. S H U F E L D T (R. W.).-The Gila Monster. Forest and Stream : New York. Aug. 4 ; p. 24, figure (life-size) of the reptile.-(A popular account of H. suspectum.) (60) 1887. B E N D I R E (C. E.).-' Forest and Stream ' (newspaper). Aug. 18; pp. 64, 65. Under title of "Whip Scorpion and the Gila Monster," describes the eggs removed from a specimen of II. suspectum :-" If I remember rightly, this specimen contained about eight fully formed eggs, all about three quaiters of an inch in length by one third of an inch in width, bluntly pointed at each end, resembling the egg of an Alligator in shape, but with a smooth, soft, white skin instead of a hard, glossy shell like the latter.") (61) 1887. C O P E (E. D.).-Bulletin of the U.S. National Museum, No. 32, p. 40.-In a Catalogue of Batrachia and |
