Hissing Longhorn

Hissing Longhorn

Tetrorea cilipes

Endemic
Daily sighting probability <5% · Rare
at Auckland

In 3 days ~10% in a week ~20%

9 Verified sightings at Auckland
10 In 1 park From 2019 to 2026
April Best month
🌙 Nocturnal When it's spotted

About the Hissing Longhorn

Tetrorea cilipes is a species of beetle in the family Cerambycidae. It was described by Adam White in 1846. It is known from New Zealand. Wikipedia →

Global Distribution

Parks Where Found

# Park Country Daily sighting probability
1 Egmont National Park 🇳🇿 New Zealand
~10%

More parks will be added in future updates.

Cities Where Found

# City Country Daily sighting probability
1 Auckland 🇳🇿 New Zealand
<5%

Before you go

What are the chances of seeing a Hissing Longhorn in Auckland?

Rare

Under 5% of wildlife watchers report a Hissing Longhorn sighting in Auckland on a given day, based on 9 verified sightings from GBIF citizen-science data. It is the 459th most-seen of the 689 insects we can rate there. Over three days the chance rises to about 10%, and over a week to about 20%, if each day is a fresh chance.

When is the best time to see a Hissing Longhorn in Auckland?

January and April

In those months about 10% of wildlife watchers report a Hissing Longhorn in Auckland on a given day, against under 5% in February–March and May–December, the lowest months.

What time of day is best to see a Hissing Longhorn?

Between 9 pm and midnight

Across all the parks we cover, that three-hour window holds the most Hissing Longhorn sightings with a recorded time, and about 7 in 10 of them come between 6 pm and 6 am: it is mostly seen at night.

Where else can you see a Hissing Longhorn?

Only Auckland, in our data

Auckland is the only city on Wallace's Line with enough records to rate Hissing Longhorn sightings: under 5% of wildlife watchers there report one on a given day.

Which relatives of the Hissing Longhorn live in Auckland?

Same family: Cerambycidae

The closest relatives of the Hissing Longhorn that you can see in Auckland (family Cerambycidae, Longhorn Beetles) are Lemon Tree Borer (about 10%), Stenopotes pallidus (about 10%) and Huhu (about 10%), with each one's daily chance of a sighting.

Where does the Hissing Longhorn sighting chance come from?

GBIF citizen-science records

It is estimated from how often the Hissing Longhorn is recorded against all the insects logged in Auckland (9 verified sightings), calibrated against known sighting rates. Figures are rounded to the nearest 10% because citizen-science data supports honest approximations, not decimals, and months with records from fewer than five people show "—". How it works.

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