Larval Psephenidae (Coleoptera: Byrrhoidea) of Thailand: Annotated List and Illustrated Key to Genera Author Shepard, William D. Author Sites, Robert W. text The Coleopterists Bulletin 2019 2019-06-21 73 2 259 282 http://dx.doi.org/10.1649/0010-065x-73.2.259 journal article 10.1649/0010-065X-73.2.259 1938-4394 5454617 Afropsephenoides Basilewsky, 1959 Discussion. Afropsephenoides is a small genus, with only three described species ( Jeng et al. 2006a ); however, Jeng and Yang (1994) indicated that five undescribed species exist, of which three occur in Thailand . Two of the undescribed species are known from Mae Hong Son (Jeng and Yang 1994).