Table 2.

Across-species comparison of discrimination performance with enantiomers

	CD-1 mice	human subjects	squirrel monkeys	pigtail macaques	honey bees	SD/LE rats	mole rats
limonene	⁺	⁺	⁺	⁺	⁺	⁺
carvone	⁺	⁺	⁺	⁺	⁺	⁺	⁺
dihydrocarvone	⁺	⁺	⁺	⁺
dihydrocarveol	⁺	⁺	⁺	⁺
dihydrocarvyl acetate	⁺	⁺	⁺	⁺
perillaaldehyde	⁺	⁻	⁻	⁻
perillaalcohol	⁺	⁻	⁻	⁺
isopulegol	⁺	⁻	⁻	⁺
limonene oxide	⁺	⁻	⁻	⁻
camphor	⁺	⁻	⁻		⁻
fenchone	⁺	⁻	⁺		⁻	⁺	⁺
rose oxide	⁺	⁻	⁻		⁻
menthol	⁺	⁻	⁻		⁺
β–citronellol	⁺	⁻	⁻		⁺		⁺
2-butanol	⁺	⁻	⁻		⁻	⁺

⁺

indicates the ability to significantly discriminate between an enantiomeric odor pair.

⁻

indicates the failure to significantly discriminate between an enantiomeric odor pair.

Data for squirrel monkeys : Laska et al., 1999, 2005.

Data for pigtail macaques : Laska et al., 2005.

Data for Sprague Dawley (SD) rats (carvone and limonene) : Linster et al., 2002.

Data for Long Evans (LE) rats (carvone, fenchone, and 2-butanol) : Rubin and Katz, 2001.

Data for mole rats : Heth et al., 1992