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Hasegawa, E.; Yamaguchi, T. 1995. Population structure, local mate competition, and sex-allocation pattern in the ant Messor aciculatus. Evolution 49:260-265.

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Harvey, P. R. 1995. A review of notable bees, wasps and ants recently recorded from Essex. Essex Naturalist (London) 12:17-32.

Notes: Not seen. Cited in BIOSIS.

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Harada, A. Y. 1987. Uma nova espécie do gênero Monacis Roger, da Amazônia (Hymenoptera: Formicidae). Acta Amazonica 16/17:599-606. PDF

Harada, A. Y. 1990. Ant pests of the Tapinomini tribe. Pp. 298-315 in: Vander Meer, R. K.; Jaffe, K.; Cedeno, A. (eds.) 1990. Applied myrmecology: a world perspective. Boulder: Westview Press, xv + 741 pp.

Harada, A. Y.; Benson, W. W. 1988. Espécies de Azteca (Hymenoptera, Formicidae) especializadas em Cecropia spp. (Moraceae): distribuição geográfica e considerações ecológicas. Revista Brasileira de Entomologia 32:423-435.

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Handlirsch, A. 1907. Die fossilen Insekten und die Phylogenie der rezenten Formen. Ein Handbuch für Paläontologen und Zoologen. Lieferung 6. Leipzig: Wilhelm Engelmann, pp. 801-960.

Handlirsch, A. 1908. Die fossilen Insekten und die Phylogenie der rezenten Formen. Ein Handbuch für Paläontologen und Zoologen. Lieferung 8. Leipzig: Wilhelm Engelmann, 1430 pp.

Notes: This volume is a collection of all previous parts of Die Fossilen Insekten. It retains the same paginations as the preceding numbered Lieferung and duplicates their contents.

Hansen, L. D.; Akre, R. D. 1985. Biology of carpenter ants in Washington State (Hymenoptera: Formicidae: Camponotus). Melanderia 43:i-v, 1-61.