61 Catalogue Hafner, M.S. 1977 6.5 km. S Patzcuaro, 2200 m., Michoacán, México. 28 July (cont) + tissue, blood vag. closed; null. 940 ♀ Thomomys umbrinus 170-54-25-6 = 56 g. + tissue, blood & vag. closed; null. 941 ♀ Thomomys umbrinus 169-52-24-5 = 58 g. + tissue, blood vag. closed; null. 942 ♀ Thomomys umbrinus 165-48-23-5 = 59 g. ca. 600 g. + tissue, blood & vag. closed; uterus slightly swollen; parous 943 ♀ Pappogeomys gymurus 343-97-47-7 = [weight] + tissue, blood testes = 7 mm.; abdomen. 944 ♂ Pappogeomys gymurus 262-82-41-7 = [weight] 10 mi. (by road) SW Nuevo San Juan, 2220 m., Michoacán, México. 30 July + tissue, blood & vag. open; uterus slightly swollen, parous 945 ♀ Pappogeomys tylorhinus 288-92-38-7 = 268 g. + chrom. 6 km. N, 2 km. W Tancítaro, 2000 m., Michoacán, México. 1 August testes = 5 mm.; abdomen. allus, + tissue, blood 946 ♂ Zygogeomys trichopus 283-97-38-7 = 212 g. + chrom. testes = 4 mm., abdomen. ulus, + tissue, blood 947 ♂ Zygogeomys trichopus 278-96-40-8 = 228 g. + chrom. 10 km. S, 16 km. W Toluca, 3000 m., México, México. 3 August testes = 5 mm.; abdomen. + tissue, blood 948 ♂ Thomomys umbrinus 191-65-26-6 = 77 g. vag. open; Emb.: 12-1L = 10 mm. + tissue, blood 949 ♀ Thomomys umbrinus 215-69-28-7 = 128 g. + tissue, blood vag. closed; null. 950 ♀ Thomomys umbrinus 195-66-28-6 = 81 g. + tissue, blood testes = 7 mm.; abdomen. 951 ♂ Thomomys umbrinus 191-58-28-6 = 83 g. vag. closed; Emb.: 12-1L = 33 mm. (tissue may be old.) + tissue, blood 952 ♀ Thomomys umbrinus 198-64-28-7 = 120 g. + tissue, blood vag. closed; uterus swollen 953 ♀ Thomomys umbrinus 204-64-27-7 = 110 g. + tissue, blood testes = 7 mm.; abdomen. 954 ♂ Thomomys umbrinus 198-68-28-6 = 95 g. vag. open; Emb.: 12-1L = 4 mm. + tissue, blood 955 ♀ Thomomys umbrinus 213-68-29-7 = 141 g.