S. laeta

S. laeta may refer to:


 * Scolopendra laeta, a tropical centipede
 * Senegalia laeta, a perennial legume
 * Simianellus laeta, a polyphagan beetle
 * Smaragdina laeta, a short-horned leaf beetle
 * Smicropus laeta, a geometer moth
 * Smidtia laeta, a tachina fly
 * Splendrillia laeta, a sea snail
 * Strophiona laeta, a lepturine beetle
 * Styphelia laeta, a heather endemic to Australia and the Pacific Islands
 * Synemon laeta, an Australian moth