312 
ford Univ., Dept. Geol. Contrib. 1(4): 114, 
1936. 
TYPE LOCALITY: Panama; Recent (Grant 
and Gale, 1931). 
DESCRIPTION: Maximum length, 17 mm.; 
average length, 13-15 mm.; usually 7 whorls; 
length of body whorl almost half shell length; 
sculpture of numerous, evenly spaced spiral 
grooves, crossed by fewer prominent trans- 
verse ridges, forming nodules at tops of first 
3 whorls; sculpture faint on upper whorls; 
inner lip with definitely delimited callus, not 
spreading over body whorl; outer lip some- 
what thickened; aperture denticulate within; 
sutures distinct, wavy; shallow groove at base 
of body whorl; anterior canal short, broad, 
curved; sometimes a small posterior canal 
with a distinct ridge below it on columella; 
color usually white with scattered brown spots 
or bands; much variation in color and amount 
of sculpture. 
RECENT GEOGRAPHIC RANGE: Magdalena 
Bay, Lower California, to Payta, Peru. 
HABITAT: 3 to 45 fathoms. 
Nassarius catallus (Dali) new comb. 
PL I, Fig. 8 
Alectrion {Hima) catallus Dali, Harvard Univ., 
Mus. Compar. Zool., Bui. 43(6): 307, pi. 
11, fig. 11, 1908. 
Alectrion catallus Dali, U. S. Natl. Mus., Proc. 
51: 576, 1917. 
TYPE SPECIMEN: U. S. National Museum 
(Dali, 1908). 
TYPE locality: U. S. S. "Albatross” Sta- 
tion 3355, Gulf of Panama (Dali, 1908). 
DESCRIPTION: Shell solid; spire acute; usu- 
ally 8 whorls; sharp reticulate sculpture of 
many axial riblets and larger transverse ridges; 
sutures very distinct, not channeled; callus 
definitely margined; aperture rounded- 
quadrate with about 19 rather distinct axial 
ribs within; outer lip with strong varix; usu- 
ally •! or 2 elongate pustules on columella 
below posterior canal; anterior canal short, 
recurved; deep sulcus at base of body whorl. 
PACIFIC SCIENCE, Vol. VI, October, 1952 
RECENT GEOGRAPHIC RANGE: Off San Mi- 
guel Island, California, to Panama. 
HABITAT: 20 to 182 fathoms; rare. 
Nassarius insculptus (Carpenter) 
PI. II, Figs. 1, 3 
Nassa insculpta Carpenter, Brit. Assoc. Adv. 
Sci., Rpt. for 1863: 662, 1864; Arnold, 
Calif. Acad. Sci., Mem. 3: 233, 1903. 
Nassa {Zeuxis') insculpta Carpenter, Tryon, 
Man. Conch. I, 4: 38, pi. 12, fig. 154, 1882. 
Alectrion insculptus Carpenter, Dali, U. S. 
Natl. Mus., Proc. 51: 576, 1917. 
Alectrion insculptus eupleura Dali, U. S. Natl. 
Mus., Proc. 51: 576, 1917. 
Alectrion {Zeuxis) insculptus Carpenter, Dali, 
U. S. Natl. Mus., Bui. 112: 103, 1921. 
Alectrion {Zeuxis) insculptus eupleura Dali, U. 
S. Natl. Mus., Bui. 112: 103, 1921. 
Alectrion {Schizopyga) insculptus Carpenter, Old- 
royd, I. S., Stanford Univ., Pubs., Univ. 
Ser. Geol. Sci. 2(1): 267, pi. 26, fig. 12, 
1927. 
Alectrion {Schizopyga) insculptus eupleura Dali, 
Oldroyd, I. S., Stanford Univ., Pubs., Univ. 
Ser. Geol. Sci. 2(1): 267, 1927. 
Nassarius insculptus (Carpenter), Grant and 
Gale, San Diego Soc. Nat. Hist., Mem. 1: 
677, 1931; Keen, A. M., West North Amer. 
Mar. Moll., p. 41, 1937; Smith and Gordon, 
Calif. Acad. Sci., Proc. IV, 26(8): 187, 1948. 
Nassarius eupleurus, Keen, A. M., West North 
Amer. Mar. Moll., p. 41, 1937. 
''Nassa” insculpta^ Woodring, Bramlette, and 
Kew, U. S. Geol. Survey, Prof. Paper 207: 
73, pi. 29, fig. 27, 1946. 
TYPE SPECIMENS: Of insculptus: State Col- 
lection, University of California (Oldroyd, 
1927). Of eupleura: U. S. National Museum, 
No. 209046 (Dali, 1917). 
TYPE localities: Of insculptus: 3 to 40 
fathoms off Catalina Island, California (Re- 
cent). Of eupleura: Not stated by Dali, but 
somewhere between San Simeon, California, 
and Cedros Island, Lower California (Grant 
and Gale, 1931). 
