. Bulletin. Science; Natural history; Natural history. B. Fig. 1. Adult female (A) and male (B) specimens of Ambystoma tigrinum resembling the holotype of Ambystoma subsalsum (cf. Taylor, 1943, figs. 2, 3), collected 29 May 1980 at Rancho San Antonio Alchichica, Puebla, Mexico, 6 km N Laguna Alchichica; (A) 100 mm snout-vent, (B) 109 mm snout-vent. neither series proved hardy in the laboratory, probably because they were kept in salt water (NaCl) no stronger than 6-12% Amphibia Ringers (see below). Elev- en of those collected in 1970 and maintained in individual half-gallon bowls re- mained br

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. Bulletin. Science; Natural history; Natural history. B. Fig. 1. Adult female (A) and male (B) specimens of Ambystoma tigrinum resembling the holotype of Ambystoma subsalsum (cf. Taylor, 1943, figs. 2, 3), collected 29 May 1980 at Rancho San Antonio Alchichica, Puebla, Mexico, 6 km N Laguna Alchichica; (A) 100 mm snout-vent, (B) 109 mm snout-vent. neither series proved hardy in the laboratory, probably because they were kept in salt water (NaCl) no stronger than 6-12% Amphibia Ringers (see below). Elev- en of those collected in 1970 and maintained in individual half-gallon bowls re- mained branchiate and survived from 57 to 574 days (X = 314). Only two lived. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Southern California Academy of Sciences. Los Angeles, Calif. : The Academy

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Keywords: ., bookcentury1900, booksubjectnaturalhistory, booksubjectscience