Introd. hist. Insects, 1841, p. 143. The names proposed by Newman may be adopted when it is specially requisite to use terms that are morphologically correct. According to his nomenclature the true whole abdomen of petiolate Hymenoptera consists of three anatomical parts: 1, the petiole or podeon; 2, the propodeon or part in front of the petiole; 3, the metapodeon or part behind the petiole.
Zeitschr. wiss. Zool. xxv. 1874, p. 184.
Ann. Mag. Nat. Hist. (6) x. 1892, p. 442.
CR. Ac. Paris, lxxxiii. 1876, p. 613, and Ann. Mag. Nat. Hist. (4) xviii. 1876, p. 504; also Horae Soc. Ross. xv. 1880, pp. 20 and 31.
P. Boston Soc. x. 1866, p. 279.