Argentina field notes, v1529
Page 161
Image from the Biodiversity Heritage Library. Contributed by Museum of Vertebrate Zoology, University of California, Berkeley. | www.biodiversitylibrary.org
Transcription
Pearson-1989 10 7820 M Akodon longipilis 182 78 25 16 41g killed by cervical 405 skull only separation, has large, white rubbery ejaculatory plug. t 12, sv 17. 7821 M Akodon longipilis 180 77 25 17 34g. t 11, sv 18, epidid 627 skull only tubes easily visible. 7822 M Oryzomys longicaudatus 240 127 30 16 49g skull only Testis 6.5; epidid tubes visible; sv 13. 7823 M Geoxus valdivianus 128 37 21 13 17g Caught in bamboo/nire/green grass. Testis 3mm. Intestine about 48cm long with a short cecum 2.5cm long; stomach with "meat" of worms? or larvae?, some chitin flakes but no arthropod limbs. Rye 2mm diam. 7824 M Akodon longipilis 166 73 25 15 23g 788 skull only Testis 4mm; sv 2. 7825 M Akodon olivaceus 170 73 23 14 23g 647 skull only Testis 10, white, epidid tubes visible; sv 13. 7826 M Akodon olivaceus 184 80 23 17 33g 406 skull only Testis 13mm, epidid tubules visible, sv 17. 7827 F Akodon longipilis Kept alive isolated, not smeared. Looked 634 skull only late pregnant, nipples large and bare. Gave birth overnight. Four young at 8 a.m. on 12/10 weighed 13.1g = 3.3g each. Killed at 9:40 a.m. at which time young weighed 13.9g =3.47g each. 145 75 25.5 16 40g. Nipples large, milk not expressible; right ovary with 4 or more pinkish CL and some smallish follicles but no indication of new ovulations; left ovary ditto. Uterus with 2 large swellings in each horn. Pelvis open. 7828 F Akodon longipilis Kept alive, isolated, not smeared. Vagina 560 Skull only not open, not obviously pregnant. Killed Dec. 12, 4:30 pm. 190 75 25 16 42g. Vagina not open. Nipples large, some milk expressible. Lots of mammary tissue. three embryos right horn; 1 left: swellings 4.5mm. Vagina 3.5mm. Right ovary with 3 peach CL, 1 pale CL, white stroma with medium follicles. Left ovary with 1 peach CL, 1 pale CL, white stroma with medium follicles. Pelvis open.