Cassida obtusata Boheman, 1854
Cassida obtusata Boheman, 1854: 405 (ST! in NRS!, IZPAS!), 1856: 132, 1862: 327; Gemminger and Harold, 1876: 3656; Kershaw and Muir, 1907: 251; Spaeth, 1914 a: 19, 1938 a: 232; Maulik, 1919: 376; Gressitt, 1938 a: 192, 1938 b: 387, 1938 c: 588; Kimoto, 1981 a: 61, 1998 b: 84; Lizhong, 1982: 56; Medvedev and Eroshkina, 1982: 105, 110; Takizawa, 1985 a: 7; Borowiec, 1990 a: 695, 1996 b: 24, 1999 d: 269, 2001 e: 520, 2009 d: 456; Borowiec and Takizawa, 1991: 640; Węgrzynowicz and Wąsowska, 1996: 41; Hartmann and Medvedev, 2003: 181; Kalaichelvan et al., 2004: 92; Mohamedsaid, 2004: 198; Kalaichelvan and Verma, 2005: 1841; Borowiec and Sekerka, 2010: 376; Ghosh et al., 2023: 27.
Cassida (Cassida) obtusata: Spaeth, 1914 g: 114; Winkler, 1932: 1358; Chujô, 1934: 173; Gressitt, 1939: 142.
Taiwania (s. str.) obtusata: Chen and Zia, 1961: 440; Yu, 1983: 791, 1986: 677; Chen et al., 1986: 527, 631 (incl. fig.).
Cassida (Taiwania) obtusata: Gressitt, 1952: 497, pl. 34 (incl. biology, adult, ootheca, larvae, pupa); Gressitt and Kimoto, 1963: 972 (incl. larva, pupa, fig.); Kimoto, 1967 b: 63, 1998: 69 (incl. colour photo); Jolivet, 1979: 253; Takizawa, 1980: 34 (larva, pupa incl. fig.); Borowiec, 1985 a: 34; Medvedev and Eroshkina, 1988: 130 (claw), 136; Kimoto and Takizawa, 1994: 347 (incl. colour fig.), 1997: 420 (incl. colour fig., larva); Kimoto and Chu, 1996: 136; Medvedev and Sprecher-Uebersax, 1999: 349.
Cassida (Crepidaspis) obtusata: Ghate et al. 2003: 528.
Taiwania obtusata: Yu, 2002: 465.
Taiwania obtusasata [sic]: Lizhong, 1989: 88.
Cassida obtuseta [sic]: Mohamedsaid, 2000 a: 359.
Cassida Juno Boheman, 1862: 324 (TE in BMNH); Gemminger and Harold, 1876: 3655; Lizhong, 1982: 56; Chen and al., 1986: 527 (as syn. of obtusata).
Cassida (Cassida) Juno: Spaeth, 1914 g: 114.
Cassida (Taiwania) juno: Gressitt, 1952: 496; Gressitt and Kimoto, 1963: 972.
Cassida pusillula Boheman, 1862: 327 (TE in ?); Gemminger and Harold, 1876: 3657; Maulik, 1919: 374; Borowiec, 1999 d: 276; Ghosh et al., 2023: 27.
Cassida (Cassida) pusillula: Spaeth, 1914 g: 114.
Cassida interstitialis Spaeth, 1901 c: 12 (ST! in MM!), 1914 g: 114, 1926 c: 119; Borowiec, 1990 a: 695 (as syn. of obtusata).
Cassida residua Weise, 1901 a: 53 (HT! in ZMHU!); Maulik, 1919: 373; Borowiec, 1999 d: 269 (as syn. of obtusata); Kalaichelvan et al., 2004: 92 (probably misidentification); Kalaichelvan and Verma, 2005: 1841.
Cassida (Cassida) residua: Spaeth, 1914 g: 114.
Cassida (Odontionycha) picifrons Weise, 1908: 259 (LT!, PLT! in ZMHU!); Schultze, 1908: 266 (biology); Spaeth, 1938 a: 232 (as syn. of obtusata).
Cassida (Cassida) picifrons: Spaeth, 1914 g: 114.
Cassida picifrons: Kimoto, 1998 b: 86.
Host plant: Amaranthaceae: Amaranthus spp., Celosia argentea (Gressitt, 1952); Alternanthera sessilis (Takizawa, 1980, 1985 a; Medvedev and Dan, 1982); Alternanthera tricolor, Amaranthus spinosus, Celosia sp. (Medvedev and Dan, 1982); Amaranthus sp. (Medvedev and Eroshkina, 1982), Alternanthera sp., Celosia sp. (Medvedev and Eroshkina, 1988), Alternanthera sessilis, A. tenella, Amaranthus bilitum, A. philoxeroides, A. simplex, Celosia argentea (Kalaichelvan et al., 2004); Rutaceae: Citrus spp. (adults only, Gressitt, 1952).
Distr.: obtusata: India orientalis et China; juno: Hongkong; pusillula: India orientalis; interstitialis: Sumatra: Liangagas; residua: Negombo; picifrons: Manila, P. I. Burma; Cambodia; Ceylon; S China; India; Indonesia: Sumatra; Japan: Ryukyu Is.; Laos; Malaysia; Nepal; Philippines; Thailand; Vietnam.
figure: habitus in colour (two forms)
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