- ... that a small fetus is preserved in the holotype fossil of the extinct stingray Asterotrygon (fossil pictured)?
- ... that the extinct prehistoric moth species Tortrix? destructus and Tortrix? florissantana are each known from just one fossil found at Florissant, Colorado?
- ... that the extinct crocodyliform Sebecus (skull pictured) was named after Sebek, the ancient Egyptian crocodile god?
- ... that with a forewing length of only 3.36 millimetres (0.132 in) Microberotha is one of the smallest known beaded lacewings to have been described?
- ... that Ocepeia, a 60-million-year-old afrotherian mammal, is named after a Moroccan mining company?