PLATE XVI.[2203]

FIG.
1.Extricated ovipositor. Pimpla. Two pieces.
2.Telescopiform ditto. Stomoxys calcitrans? (Reaum.)
3.———————— Œstrus. (Ibid.) Vol. I. p. 150.
4.Semicomplete pupa. Cicada.
5.Subsemicomplete ditto. Libellula. a. Mask. Vol. III. p. 125—.
6.Incomplete ditto. Hydrophilus. (Lyonnet.)
7.–—————— Myrmeleon emerging from its cocoon. (Reaum.)
8.–—————— Vespa vulgaris.
9.–—————— Chironomus plumosus. (Reaum.) a b. Respiratory plumes.
10.Obtected pupa. Apatura Iris.
11.—————— Vanessa Urticæ. a. Head-case with two points.
12.—————— Gonepteryx Rhamni. a. Head-case with one point.
13.Obtected pupa. Sphinx Ligustri. a. The tongue-case. b. The eye-case. c. The trunk-case. d. First segment of the abdomen. e. The adminicula. f. The mucro, or point of the tail. Vol. III. p. 249—.
14.Hairy obtected pupa of Laria fascelina.

[Plate XVII]

PLATE XVII.[2204]

FIG.
1.Coarctate pupa. Œstrus hæmorrhoidalis. (Reaum.)
2.—————— Stratyomis chamæleon. (Ibid.) a. The pupa as formed within the skin of the larva.
4.Oviform body which many pupæ of Diptera at first assume under the skin of the larva. (Ibid.). Vol. III. p. 235.
3.The same when the parts begin to show themselves. (Ibid.)
5.Cocoon of Saturnia pavonia. a. Pupa. b. Threads that close the orifice. Vol. III. p. 217, 279.
6.Loose and irregular ditto, of Arctia villica. Ibid. p. 220.
7.Boatshaped ditto, of Tortrix prasinana. Ibid. p. 221.
8.Network ditto, attached to the stalk of a plant.
9.Ditto, imitating the scales of fish. (Reaum.) Vol. I. p. 462.
10.Spiral case of Trichopterous larva, formed of pieces of leaf. (De Geer.)
11.Grate spun by these larvæ to prevent ingress. (Ibid.) Vol. II. p. 264.
12.Chilopodimorphous larva of Melolontha vulgaris. Vol. III. p. 163.
13.Araneidiform? ditto of Cicindela campestris. Ibid. 152, 163.