113. In the regions where the imaginal buds are not present (dorsal aspect of the prothorax, and abdomen), the epithelium (hypodermis) may proliferate independently of these buds.

114. We shall translate portions and, when the text allows, make an abstract of parts of Gonin’s clear and excellent account, often using his own words.

115. C. Herbert Hurst, The Pupal Stages of Culex.

116. Lowne on the Blow-fly, new edit., pp. 2, 41, Fig. 7.

117. Miall, Natural History of Aquatic Insects, pp. 136–138. Also Trans. Linn. Soc. London, V, Sept., 1892.

118. This account is translated from Korschelt and Heider, with some omissions and slight changes.

119. Westwood in his excellent account of this group remarks: “Hence, as well as from the account given by Jurine, it is evident that the pupa of the Stylops is enclosed in a distinct skin, and is also in that state enveloped by the skin of the larva, contrary to the suggestion of Mr. Kelly.” (Class. Insects, II. 297.) This is all we know about the supernumerary larval stages.

120. Some facts towards a life history of Rhipiphorus paradoxus. Annals and Magazine of Natural History for October, 1870.