Cystiscus angasi

Molluscs
IUCN: Not evaluated

Usual depth5–260 m
Water temperature13–29 °C
Best monthsMarch, October, and November
How commonOccasional

About this species

Cystiscus angasi is a species of very small sea snail, a marine gastropod mollusk or micromollusk in the family Cystiscidae.

Text from the Wikipedia article “Cystiscus angasi”, 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: 34 records
February: 39 records
March: 94 records
April: 29 records
May: 27 records
June: 22 records
July: 32 records
August: 28 records
September: 26 records
October: 63 records
November: 62 records
December: 41 records

Depth and water temperature

Depth

Mostly recorded at 5–260 m · Deepest record: 940.5 m

0–10 m: 17 records
10–20 m: 10 records
20–30 m: 1 records
30–40 m: 4 records
40–50 m: 0 records
50–60 m: 1 records
60–70 m: 1 records
70–80 m: 0 records
80–90 m: 0 records
90–100 m: 0 records
100–110 m: 0 records
110+ m: 4 records

Water temperature

Recorded in surface water of 13–29 °C

12–14 °C: 9 records
14–16 °C: 187 records
16–18 °C: 73 records
18–20 °C: 62 records
20–22 °C: 192 records
22–24 °C: 50 records
24–26 °C: 39 records
26–28 °C: 59 records
28–30 °C: 38 records

Names and classification

Names in 2 more languages

Japanese: ヨワコゴメガイ
Korean: 작은싸라기고둥

Other scientific names: Euliginella angasi, Marginella amphora, Marginella angasi, Marginella erma, Marginella lubrica, Marginella melania, Marginella minima, Marginella ringens, Marginella shorehami, Marginella simsoni, Microginella erma, Volvaria lubrica

Similar species

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).
807 open-data records from 1874 to 2016.
Species data updated November 2, 2026.

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