Horn drupe

Drupella cornus

Molluscs
IUCN: Not evaluated

Usual depth1–37 m
Water temperature21–30 °C
Best monthsSeptember, October, and December
How commonOccasional

Photo credit: (c) Debra Baker, some rights reserved (CC BY) · CC BY · iNaturalist

About this species

Drupella cornus, common name: the horn drupe, is a species of sea snail, a marine gastropod mollusk in the family Muricidae, the murex snails or rock snails.

Text from the Wikipedia article “Drupella cornus”, licensed CC BY-SA 4.0. Read the article

Where and when

Where it has been recorded

Worldwide

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Best months

Worldwide (open data)

January: 20 records
February: 24 records
March: 30 records
April: 22 records
May: 39 records
June: 30 records
July: 36 records
August: 36 records
September: 49 records
October: 57 records
November: 43 records
December: 51 records

Depth and water temperature

Depth

Mostly recorded at 1–37 m · Deepest record: 92 m

0–10 m: 70 records
10–20 m: 50 records
20–30 m: 22 records
30–40 m: 11 records
40–50 m: 4 records
50–60 m: 5 records
60–70 m: 1 records
70–80 m: 1 records
80–90 m: 1 records
90–100 m: 1 records

Water temperature

Recorded in surface water of 21–30 °C

20–22 °C: 7 records
22–24 °C: 25 records
24–26 °C: 131 records
26–28 °C: 112 records
28–30 °C: 168 records

Photos

(c) Belinda Forbes, some rights reserved (CC BY) · CC BY · iNaturalist
(c) Debra Baker, some rights reserved (CC BY) · CC BY · iNaturalist
(c) Tom Heijnen, some rights reserved (CC BY) · CC BY · iNaturalist
(c) Cricket Raspet, some rights reserved (CC BY) · CC BY · iNaturalist
(c) Saryu Mae 前朝琉, some rights reserved (CC BY) · CC BY · iNaturalist
no rights reserved · CC0 1.0 · iNaturalist
no rights reserved · CC0 1.0 · iNaturalist

Names and classification

English: Horn drupe, horn drupe

Names in 3 more languages

German: Gehörnte Igelschnecke, Höcker-Igelschnecke
Japanese: シロレイシダマシ
Simplified Chinese: 白結螺

Other scientific names: Drupa cornus, Drupa elata, Drupa spectrum, Drupella elata, Morula elata, Purpura (Purpura) martiniana, Purpura baccata, Purpura elata, Purpura martiniana, Ricinula spectrum, Sistrum elatum, Thais cornus

Similar species

Shouldered castor bean
Drupella margariticola
Harmonious drupe
Drupella rugosa
Drupella eburnea
Common Small Purple
Agnewia tritoniformis
Arakawania granulata
Arakawania marginalba

Sources and credits

Names and taxonomy: WoRMS (CC BY 4.0) and the GBIF Backbone (CC BY 4.0). Photos: iNaturalist observers, each under the licence shown (CC0, CC BY or CC BY-SA).

Depth, temperature, months and maps: records from OBIS and GBIF under CC0 or CC BY.
Descriptions: Wikipedia, licensed CC BY-SA, each linked to its article.
Conservation status as published by GBIF (IUCN Red List).
1,194 open-data records from 1875 to 2023.
Species data updated October 26, 2026.

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