Halictus (Thrinchostoma) amanicus Strand, 1910: 42–43, MMM. Male holotype : Tanzania, Amani, 22.III.2007, leg. S.G. Vosseler (MNHUB).
Thrincostoma [!](Thrincostoma [!]) amanicum (Strand): Blüthgen 1930: 496, 498–499, 504–506, 536.
Thrinchostoma (Thrinchostoma) amanicum (Strand): Michener 1978: 524; Pauly 1999: 155, 171, ? syn.

Note: contrary to the opinion of Pauly 1999 ("?" Synonymy), T. amanicum is very different from T. productum (Smith 1853).

Diagnosis. Last segment of the antennae right; scutum with very spaced punctuation; metasoma and legs orange, hind tibiae broad (Fig.).