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526
Indiana University Studies

GALL DIAGRAMS

X6

antron

Fig. 191. C. echinus echinus, showing epidermis, well developed collenchyma, scant parenchyma, protective, and nutritive zones. Empty cavity below larval cell.

Fig. 192. C. guadaloupensis patelloides, showing epidermis, collenchyma, compacted parenchyma, protective, and nutritive zones. Empty cavity below larval cell.

Fig. 193. C. echinus schulthessae, showing epidermis, large collenchyma, scant parenchyma, protective, and nutritive zones. Large empty cavity below larval cell.

Fig. 194. C. echinus echinus agamic form ribes, showing epidermis and undifferentiated parenchyma layers.

besbicus

Fig. 195. C. multipunctata heldae, showing epidermis, collenchyma, parenchyma, (protective?), and nutritive zones. No cavity except larval cell.

Fig. 196. C. teres hildebrandae, showing epidermis, distinct collenchyma, scant parenchyma, (protective?) and nutritive zones. Some cavity below larval cell.

Fig. 197. Figure applies to C. (Besbicus) mirabilis, and to all species of Atrusca. Showing epidermis, some collenchyma, extensive fibrous parenchyma, (protective?) and nutritive zones.

Fig. 198. C. multipunctata indicta, showing epidermis, distinct collenchyma, parenchyma, (protective?), and nutritive zones.

Fig. 199. C. maculosa tritior, showing broken epidermis, distinct collenchyma, parenchyma, (protective?), and nutritive zones.

philonix

Fig. 200. Applies to both C. plumbea and C. fulvicollis. Showing epidermis, scant collenchyma, extensive fibro-compact parenchyma, (protective?), and nutritive zones.