2250
Author
Franklin, J. Benjamin
Author
Subramanian, K. A.
Author
Fernando, S. Antony
Author
Krishnan, K. S.
text
Zootaxa
2009
2009-10-08
2250
1
63
journal article
11755334
28.
Conus imperialis
Linnaeus, 1758
(Figure 29)
Conus imperialis
Linnaeus, 1758: 712
, no. 251 (
lectotype
, LSL (65 x
37 mm
) (
Walls 1979
); locality unknown).
Conus fuscatus
Born, 1778: 126–127
, no. 1780 (
lectotype
, NMW (53 x
31 mm
) (
Kohn 1964
;
Walls 1979
); "
Mauritius
").
Cucullus coronaducalis
Röding, 1798: 38
, no. 464 (representation of
lectotype
,
Martini 1773
: pl. 62, fig. 693 (41 x
26 mm
); locality unknown).
Cucullus regius
Röding, 1798: 38
, no. 465 (representation of
lectotype
,
Chemnitz 1788
: pl. 139, fig. 1289 (44 x
25 mm
) (Kohn 1975); locality unknown).
Conus viridulus
Lamarck, 1810: 31
, no. 9 (representation of
type
,
Kiener 1845
: pl. 7, fig. 1 (65 x
36 mm
) (
Röckel
et al.
1995
); "Océan austral").
Conus queketti
E.A.
Smith
, 1906: 22
, pl. 7, fig. 1 (
holotype
, BMNH (27 x
14 mm
) (
Röckel
et al.
1995
); "Isezela, Natal").
Conus dautzenbergi
Fenaux, 1942: 2
, fig. 2 ("
Madagascar
").
Conus douvillei
Fenaux, 1942: 2–3
, fig. 5 ("
Madagascar
").
Conus imperialis compactus
Wils, 1970: 8
, 12, pl. 2, fig. 7 (
lectotype
, ZMA (71 x
43 mm
) (
Coomans
et al.
1985a
); "Nosy Bé,
Madagascar
").
Conus imperialis nigrescens
Barros
e
Cunha
, 1933: 17
, no. 9 (
holotype
, MZUC (66 x
39 mm
) (
Röckel
et al.
1995
); locality unknown).
Conus imperialis flavescens
Barros
e
Cunha
, 1933: 18
, no. 10 (
two syntypes
, MZUC (42 x 25; 39 x 20.5 mm) (
Röckel
et al.
1995
); locality unknown).
Material examined:
MBMCS 128
,
1 specimen
, SL
48 mm
; SW
24 mm
.
Description.
Shell moderately large, solid and glossy. Body whorl conical; outline nearly straight and tapering to a narrow base. Body whorl with several low, widely spaced spiral ridges near basal third. Shoulder wide, angulate and strongly tuberculate. Spire very low; irregularly stepped, tip rounded, blunt; outline slightly concave. Post nuclear spire whorls distinctly tuberculate. Aperture narrow slightly wider anteriorly; outer lip sharp, thick.
Ground colour white. Body whorl encircled with two brown bands variable in width, split into axial streaks and blotches. Spiral rows of alternating blackish-brown and white dashes extending from base to shoulder, rows closer near anterior. Base, siphonal fasciole and basal part of columella bluish grey suffused with brown. Spire dull white with small brownish blotches and streaks. Aperture white.
Distribution.
Conus imperialis
has not been previously reported from
India
.
The specimen described herein was collected from Tuticorin and Keelakarai (
Table 6
) by trawling in
40– 80 m
and
20–50 m
.