| abstract | Seven new species of Laelaps from cricetine rodents of Venezuela are described and illustrated. The new species and most common hosts are as follows: Laelaps acuminata, n. sp. from Oryzomys minutus (Tomes), Laelaps acuminata, n. sp. from Oryzomys concolor Wagner, Laelaps ovata, n. sp. from Oryzomys albigularis (Tomes), Laelaps (Echinolaelaps) conula, n. sp. from Rhipidomys macconnelli de Winton, Laelaps surcomata, n. sp. from Rhipidomys macconnelli de Winton, Laelaps crinigera, n. sp. from Oryzomys concolor Wagner, Laelaps spicata, n. sp. occurring rarely on Oryzomys minutus (Tomes), Oryzomys concolor Wagner, Oryzomys macconnelli Thomas, and Oryzomys bicolor Tomes. L. acuminata is recorded from Colombia as well as Venezuela. |