Cryphalus exiguus Blandford, 1894

Beaver, R. A. & Liu, L. Y., 2010, An annotated synopsis of Taiwanese bark and ambrosia beetles, with new synonymy, new combinations and new records (Coleoptera: Curculionidae: Scolytinae), Zootaxa 2602, pp. 1-47 : 7

5. Cryphalus exiguus Blandford

Cryphalus exiguus Blandford, 1894a: 82 .

Distribution: China (CE, NO, SW), Japan, Korea, Russia (FE), Taiwan. [2a]

Hosts: Usually attacking the mulberry ( Morus alba ) ( Moraceae ), but also recorded from a number of other broad-leaved trees in other families ( Wood & Bright 1992). It is likely that some of these records are erroneous.

Biology: The biology and seasonal history is described by Krivolutskaya (1973).

6. C ryphalus formosanus Schedl

C ryphalus formosanus Schedl, 1942a: 175 .

Distribution: Taiwan only. [1]

Hosts: Unknown.

Taxonomy: This species is known only from the holotype ( NMW) .