Hermes (gastropod)

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Hermes
Nussatella1.jpg
Apertural view of shell of Conus nussatellaLinnaeus, 1758 collected off Dar es Salaam, Tanzania
Scientific classification
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Hermes

Montfort, 1810
Type species
Conus nussatellaLinnaeus, 1758
Synonyms

TheliconusSwainson, 1840

Hermes is a subgenus of sea snails, marine gastropod mollusks in the family Conidae, the cone snails and their allies. [1]

Contents

In the new classification of the family Conidae by Puillandre N., Duda T.F., Meyer C., Olivera B.M. & Bouchet P. (2015), Hermes has become a subgenus of Conus: Conus (Hermes)Montfort, 1810 (type species: Conus nussatellaLinnaeus, 1758) represented as Conus Thiele, 1929 [2]

Distinguishing characteristics

The Tucker & Tenorio 2009 taxonomy distinguishes Hermes from Conus in the following ways: [3]

Shell characters (living and fossil species)
The basic shell shape is conical to elongated conical, has a deep anal notch on the shoulder, a smooth periostracum and a small operculum. The shoulder of the shell is usually nodulose and the protoconch is usually multispiral. Markings often include the presence of tents except for black or white color variants, with the absence of spiral lines of minute tents and textile bars.
Radular tooth (not known for fossil species)
The radula has an elongated anterior section with serrations and a large exposed terminating cusp, a non-obvious waist, blade is either small or absent and has a short barb, and lacks a basal spur.
Geographical distribution
These species are found in the Indo-Pacific region.
Feeding habits
These species eat other gastropods including cones. [3]
Shell characters (living and fossil species)
The shell is elongated and subcylindrical in shape with a tubular body whorl. The protoconch is multispiral. The anal notch is shallow. The shoulders are rounded to subangular. The shell is ornamented with nodules which die out in the early spire whorls, two or more cords on the whorl tops, and well developed ridges on the body whorl. The periostracum is smooth, and the operculum is small.
Radular tooth (not known for fossil species)
The anterior section of the radular tooth is shorter than the length of the posterior section, and the blade is long and may cover the full length of the anterior section. A basal spur is present, the barb is short. The radular tooth has serrations, and a terminating cusp.
Geographical distribution
The species in this genus occur in the Indo-Pacific region, including Australia.
Feeding habits
The radular tooth suggests that these cone snails are vermivorous, meaning that the cones prey on polychaete worms, however Hermes nussatellus has been reported to feed on mollusks. [3] [4] [5]

Species list

This list of species is based on the information in the World Register of Marine Species (WoRMS) list. Species within the genus Hermes include: [1]

The following species have become synonyms of other subgenera of Conus or Conasprella.

Related Research Articles

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<i>Ductoconus</i> Subgenus of gastropods

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<i>Fusiconus</i> Subgenus of gastropods

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<span class="mw-page-title-main">Gladioconus</span> Subgenus of gastropods

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<i>Globiconus</i> Subgenus of gastropods

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Kalloconus is a subgenus of sea snails, marine gastropod mollusks in the family Conidae, the cone snails and their allies.

<i>Kohniconus</i> Subgenus of gastropods

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<i>Lamniconus</i> Subgenus of gastropods

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Leporiconus is a subgenus of sea snails, marine gastropod mollusks in the genus Conus, family Conidae, the cone snails and their allies.

<i>Leptoconus</i> Subgenus of gastropods

Leptoconus is a subgenus of sea snails, marine gastropod mollusks in the genus Conus, family Conidae, the cone snails and their allies.

<span class="mw-page-title-main">Lithoconus</span> Subgenus of gastropods

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<span class="mw-page-title-main">Lividoconus</span> Subgenus of gastropods

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References

  1. 1 2 Hermes Montfort, 1810 . Retrieved through: World Register of Marine Species  on 07/21/11.
  2. Puillandre N., Duda T.F., Meyer C., Olivera B.M. & Bouchet P. (2015). One, four or 100 genera? A new classification of the cone snails. Journal of Molluscan Studies. 81: 1-23
  3. 1 2 3 Tucker J.K. & Tenorio M.J. (2009), Systematic Classification of Recent and Fossil Conoidean Gastropods, ConchBooks, Hankenheim, Germany, 295 pp.
  4. A.R. Calabrese (1971), Feeding observations of Conus nussatella (Linnaeus, 1757) Hawaiian Shell News 19(1):1.
  5. A.J. Peile (1939), Radula notes, VIII. Conus. Proceedings of the Malacological Society of London 23:348-355.

Further reading