222
MALCOLM R. CLARKE
3.3
9.3
18.3
cm
FIQ. 48. Pyrgopsis pacific5 (left) after Pfeffer (1912, Plate 47, Fig. 16), Leachia cyclura
(centre after Pfeffer (1912, Plate 47, Fig. 3) and Drechselia danae (right) after
Joubin (1931, Fig. 33). All from the ventral side. Mantle lengths in cm are indicated.
2. Pyrgopsis paeiJica (Issel, 1908)
Zygaenopsis pacijcu Issel, 1908
? Loligopsis zygaena Vdrany, 1851
? Zygocranchia zyguena Hoyle, 1909a
Euzyguena pacificu Chun, 1910a
This species (Fig. 48) has been recorded off Japan (Chun, 1910a;
Sasaki, 1916, 1929a) between Tahiti and Pango Pango (Issel, 1908), off
New Zealand (Massy, 1916c), East Australia (Allan, 1945), South Africa
(Robson, 1924c; Voss, 1962e), from the North Atlantic (Thiele, 1921)
and from the Mediterranean (VBrany, 1851). It has been taken near
the surface (Massy, 1916c; Thiele, 1921) and with an open net fished
to 600 m. The largest sexed male recorded is 5.2 cm (Sasaki, 1929a),
the largest female is 5.0 cm (Sasaki, 1916) and the largest unsexed