Haitlinger 2001. Neosilphitrombium annabellae sp. n. and Vagatotrombium lissae gen. n., sp. n. (Acari: Prostigmata: Neothrombiidae), two new species parasitic on silphid beetles (Coleoptera: Silphidae) from Sri Lanka and India. Zeszyty Naukowe Akademii Rolniczej we Wroclawiu Zootechnika, 48(No 429) 2001: 55-61