Metalycaeus hungerfordianus (Nevill, 1881)
Alycaeus hungerfordianus Nevill, 1881: 149-150.
Alycaeus (Chamalycaeus) hungerfordianus - Kobelt 1902: 356.
Chamalycaeus (Chamalycaeus) hungerfordianus - Zilch 1957: 142.
Chamalycaeus hungerfordianus - Hsieh et al. 2006: 86 + text figs; Hwang 2014: 7, fig. 1E.
Type locality.
“Tamsui” .
Material examined.
Formosa, leg. Hungerford, NHMUK 1891.3.17.790-791 (probable syntypes, see Hwang 2014).
Remarks.
Protoconch elevated, spirally striated; R1 very finely, irregularly ribbed, and striated with equally strong striae; R2 very short, consists of less than 10, sharp, widely spaced, rather irregular ribs which are slightly bent in the direction of their anterior neighbours.