Coelostoma (Holocoelostoma) stultum Walker, 1858

Gupta, Devanshu, Sonali, Shipra, Ghosh, Sujit Kumar, Das, Priyanka, Jaiswal, Deepa & Chandra, Kailash, 2024, A Catalogue of Indian Hydrophiloidea (Insecta: Coleoptera), Zootaxa 5546 (1), pp. 1-92 : 47-48

Coelostoma (Holocoelostoma) stultum Walker, 1858

Hydrobius stultus Walker, 1858: 209 .

Cyclonotum simplex Sharp, 1874: 419 .

Coelostoma sulcatum Pu, 1963: 81 .

Coelostoma stultum : Zaitzev 1908a: 404; d’Orchymont 1922: 625; Vazirani 1953: 426; Kazmi & Ramamurthy 2004: 1447; Mukhopadhyay & Sengupta 2003: 37; Mukhopadhyay 2010: 327; Mukhopadhyay 2015: 387; Liu et al. 2021b: 306; Sonali et al. 2022: 342.

Coelostoma (Holocoelostoma) stultum : d’Orchymont 1923a: 2; Mouchamps 1958: 3; Satô 1972b: 51; Satô 1979: 49; Hansen 1999a: 248; Hebauer 2002a: 31; Fikáček et al. 2015c: 63; Jia et al. 2017: 117; Sheth et al. 2020: 21 , fig. 9A–K; Przewoźny, 2022: 29.

Type locality: Sri Lanka [‘Ceylon”] ( Sheth et al. 2020) .

Distribution in India: Andaman and Nicobar Islands, Assam (Dibrugarh, Kaziranga), Bihar, Goa (Margao),

Meghalaya (West Garo Hills), Rajasthan (Jodhpur, Kailana Lake, Bharatpur, Keoladeo National Park ), Sikkim

(Mangan, Ranipool), Uttarakhand (Bageshwar), Uttar Pradesh (Rampur, Mirzapur, Fatehpur Sikiri), and Tamil

Nadu.

Global distribution: Afghanistan, Bhutan, China, India, Indonesia, Japan, Mascarene Islands, Malaysia, Myanmar,

Nepal, Oman, Pakistan, Philippines, Saudi Arabia, South Korea, Sri Lanka, Taiwan, Thailand, United Arab Emirates,

Yemen, and Vietnam.

Subgenus Lachnocoelostoma Mouchamps, 1958

Lachnocoelostoma Mouchamps, 1958: 4 (Type species: Cyclonotum horni Régimbart, 1902b ).