Crenidorsum elatostemae (Takahashi) comb. nov.

(Figs 52–53, 57–59, 78)

Aleurotrachelus elatostemae Takahashi, 1932: 42 .

Material examined. Lectotype puparium (here designated) and paralectotypes: Taiwan, Taiheizan, 44 puparia on 2 slides, on Elatostema lineolatum, 20.v.1931, R. Takahashi, TARI, Taiwan.

Other material. Taiwan: Chiyai, 7 puparia on Elatostema platyphylloides, 12.iv.1995, K. C. Chou; Fusan, 11 puparia on 5 slides, on E. lineolatum, 3.vi.1994, K. C. Chou; Nantou, Puli, 4 puparia on 4 slides, on Begonia laciniata, 27.ix.1995, K. C. Chou; 1 puparium on E. lineolatum, 23.v. 1995, K. C. Chou; 2 puparia on 2 slides, on E. platyphylloides, 18.iv.1995, K. C. Chou; Sansia, 6 puparia on 3 slides, on E. lineolatum, 11.xi.1994, K. C. Chou; Taichung, 7 puparia on 3 slides, on unidentified plant, 20.x.1989, C. C. Ko; Taidong, 50 puparia on 11 slides, on unidentified plant, 25.ii.1990, C. C. Ko; Taipei, 2 puparia on E. platyphylloides, 5.iv.1996, K. C. Chou; Wulai, 6 puparia on 3 slides, E. lineolatum, 10.xii.1994, K. C. Chou; Xidin, 2 puparia on 2 slides, on E. lineolatum, 28.x.1994, K. C. Chou; 7 puparia on Solanum nigrum, 16.vii.2009, A. K. Dubey (NTU).

Host plants. Elatostema lineolatum (Takahashi, 1932); Oreocnide pedunculata, Solanum sp. (Takahashi, 1935); Begonia laciniata, Elatostema platyphylloides, Solanum nigrum (new records). Distribution. Taiwan.

Remarks. The lectotype puparium of this species is among 20 former syntypes mounted on one slide and is a central puparium, marked by a circle on cover slip (Fig. 79).