JPRS 49281 Kesarev, V. S. Structural organization of the limbic cortex of the dolphin brain. Tomilin, A. G. Role of underwater exhalations and emergence reflexes in cetaceans. Gurevich, V. S. Echolocation discrimination of geometric figures in the dolphin Delphinus delphis
Observations sur la faune Pontique (Black Sea) = vol. iii, 1840. Catlogue raisonne des mammiferes de la faune Pontique, ibid., pp. 9-65. Cetacea: 1. Delphinus phocaena, p. 64; 2. Delphinus tursio, p. 65; 3. Delphinus delphis, p. 65