Musculature of the Male Abdominal Segments and Terminalia in Musca autumnalis De Geer, 1776 and Pyrellia rapax (Harris, 1780) (Diptera, Muscidae: Muscini)


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Abstract

The structure of the abdominal and pregenital segments and genitalia of males was studied in Pyrellia rapax (Harris, 1780) and Musca autumnalis De Geer, 1776 (Muscidae, Muscini). The musculature of these species is compared with that in Musca domestica Linnaeus, 1758 (Muscidae) and Scathophaga stercoraria (Linnaeus, 1758) (Scathophagidae), previously investigated by O.G. Ovtshinnikova. Morphological analysis of sclerites and muscles of abdominal and pregenital segments and genitalia of males in Pyrellia rapax, Musca autumnalis, and M. domestica demonstrates processes of reduction in Musca as compared with P. rapax and S. stercoraria.

About the authors

O. G. Ovtshinnikova

Zoological Institute

Author for correspondence.
Email: brach@zin.ru
Russian Federation, St. Petersburg, 199034

T. V. Galinskaya

Department of Entomology, Faculty of Biology; Entomology Research Department

Email: brach@zin.ru
Russian Federation, Moscow, 119234; Bykovo, Ramensky raion, Moscow oblast, 140150

V. S. Sorokina

Institute of Systematics and Ecology of Animals

Email: brach@zin.ru
Russian Federation, Novosibirsk, 630091

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