OP Pearson 1992 Estancia La Aurora (continued) 8037 ♀ Phyllotis xanthopygus vagina open, lactating; 5 luteal scars 257 × 115 × 29.5 × 27 63g 8038 ♂ Eligmodontia morgani Testis 7 mm; SV 14 197 × 101 × 24 × 18 25g 8039 ♂ Akodon xanthorhinus Testis 16; SV 16 lungs 0.5 145 × 53 × 21.5 × 14 20g 8040 ♀ " " pink CL, nipples large, much mammary tissue Gembola 4.5 mm; 156 × 59 × 21 × 16 24g 8041 ♀ " " 6 fetuses, 21 CR, vagina open, nipples large, no milk 149 × 55 × 20 × 15 33g Estancia La Aurora, 4.4 km E Los Antiguos Prov. Santa Cruz, Argentina Dec. 7, 1992 8042 ♀ Phyllotis xanthopygus vagina not open, nipples large, 9 lump-ombi, 5 mm 265 × 125 × 28.5 × 28 47g 8043 ♀ " " vagina not open, nipples large, 6 lump-ombi, 6 mm dia. 260 × 123 × 30 × 29 70g 8044 ♀ " " ovaries: pale ct uterus: 4 ova; 253 × 115 × 29 × 28 70g 8045 ♀ Eligmodontia morgani vagina not open, nipples large, milk, 3 lump-ombi, 3 mm 183 × 89 × 24 × 18.5 28g 8046 ♀ " " vagina not open, nipples large, no milk, 7 lump-ombi, 4 mm dia. 190 × 95 × 24 × 18.5 27g 8047 ♂ " " vagina not open, nipples large, no milk, 9 lump-ombi, 14 mm dia. 205 × 105 × 24 × 20.5 28g not saved 8048 ♂ " " " " 5.6g not saved 8049 ♂ " " " " 6.5g (one Phyllotis escaped) 30 km W. José de San Martín, Prov. Chubut Argentina Dec. 8, 1992 8050 ♂ Akodon xanthorhinus Testis 10; SV 15 148 × 60 × 20 × 14 19.5 8051 ♂ Eligmodontia morgani Testis 6; SV 13 160 × 75 × 22 × 15 18.5 tallo 923 Eligmo = 92.78 ± SE 1.51 (proven Santa Cruz) from Río Negro ad 88 84.29 ± 1.49 n = 49 99.9 88.51 ± 1.24 n = 47