Engytatus confusus (Perkins)

Cyrtopeltis confusa Perkins, 1911: 729.

Engytatus confusus: Zimmerman 1948: 189.

Cyrtopeltis (Engytatus) confusa: Carvalho 1958: 185.

Material examined.

HAWAIIAN ISLANDS, Oahu: 6 males, 9 females, Waianae Mountains, Mt. Palikea, gulch head NE of summit, 915 m, 21°24'52"N, 158°05'59"W, 28 August 2013, on Cyrtandra waianaeensis, CL 8518, D. A. Polhemus (BPBM); 2 females, Waianae Mountains, Mt. Palikea, head of Palawai Gulch, 845 m, 21°24'46"N, 158°05'59"W, 28 August 2013, on Cyrtandra waianaeensis, CL 8518, D. A. Polhemus (BPBM); 4 males, 4 females, Koolau Mountains, Punaluu Valley, 1000 ft, 28 September 1968, on Cyrtandra propinqua, W. C. Gagné (BPBM); 2 males, Waianae Mountains, Kawaihapoi Gulch, 548 m, 29 September 1971, on Cyrtandra sp., W. C. Gagné (BPBM).

Ecological notes .

The association of this species with the host-plant Cyrtandra cordifolia was previously reported by Gagné (1968). Further specimens have been subsequently collected on C. propinqua C. N. Forbes and C. waianaeensis H. St. John & Storey. Engytatus confusus therefore seems to occur on at least three species of Cyrtandra on Oahu, one of which is also utilized by E. terminalis . This once again indicates that individual host-plant association is not a strong isolating mechanism for the Oahu Engytatus species feeding on Cyrtandra .