Mammal Skulls, UMMZ
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- pygmy sperm whale
Kogia breviceps
- pygmy sperm whale
- northern viscacha
Lagidium peruanum
- northern viscacha
- northern viscacha
Lagidium peruanum
- northern viscacha
- northern viscacha
Lagidium peruanum
- northern viscacha
- northern viscacha
Lagidium peruanum
- northern viscacha
- llama
Lama glama
- llama
- llama
Lama glama
- llama
- llama
Lama glama
- llama
- silver-haired bat
Lasionycteris noctivagans
- silver-haired bat
- silver-haired bat
Lasionycteris noctivagans
- silver-haired bat
- silver-haired bat
Lasionycteris noctivagans
- silver-haired bat
- red bat
Lasiurus borealis
- red bat
- red bat
Lasiurus borealis
- red bat
- red bat
Lasiurus borealis
- red bat
- hoary bat
Lasiurus cinereus
- hoary bat