[1981] Plate [XXVII.] Fig. 44, 45.
[1982] Vol. II. p. [312], [363], [365].
[1984] Anatom. Compar. i. 453.
[1986] Plate [XXVII.] Fig. 18, 19.
[1987] Mr. Montague describes the legs of Nycteribia, as dorsal (Linn. Trans. xi. 13); but Dr. Leach calls them lateral (Samouelle, 303).
[1988] N. Dict. d'Hist. Nat. xxviii. 247.
[1990] Plate [XXVII.] Fig. 58. M. Savigny affirms that these insects cannot have, and really have not, but one pair to each segment; only that the segments are alternately membranous and shelly, and that the former are concealed under the latter (Anim. sans Vertebr. I. i. 44.): but, pace tanti viri, I cannot discover that any suture separates these portions from each other: so that, admitting his theory, they must be regarded as two segments soldered together.