Abraham & Prakasan (2020), Adiyodi (1988)†, Altevogt (1978), Altevogt & Davis (1979), Anilkumar et al. (2006), Bairagi (1995), Barnwell (1982)†, Beleem et al. (2019)†, Beleem et al. (2014)†, Chhapgar (1957)†, Davis (1987)†, Dev Roy (2013), Dev Roy & Bhadra (2005)†, Dev Roy & Bhadra (2011)†, Dev Roy & Nandi (2008), Dev Roy et al. (2009), Devi et al. (2021), Emmerson (1994)†, Khan et al. (2009), Krishnan (1992), Krishnan & Ramachandran (1990)†, Naderloo et al. (2016)†, Naderloo et al. (2010)†, Nandi & Dev Roy (2009), Pillai & Nair (1968), Pillai & Nair (1973), Pillai (1951), Pillay & Nair (1971), Pillay & Nair (1973), Pillay & Nair (1973), Prasadan & Janardanan (2001), Radhakrishnan et al. (2006), Sankarankutty (1961)†, Sastry (1983)†, Shih et al. (2018)†, Shih et al. (2019)†, Shih et al. (2022)†, Trivedi et al. (2018)†, Vijayan (2004), Yamaguchi & Takeda (1973)†
Entries marked with † represent indirect references to location through citation.