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Squamata · GekkonidaeEntry 4,583 of 21,572
Beddome’s day gecko, Cnemaspis beddomei

Reptilia · Squamata

Cnemaspis beddomeiTheobald, 1876

Beddome’s day gecko

Photograph by Umeshpavukandy, CC BY-SA, via Wikimedia Commons

A rock-dwelling, nocturnal, meat-eating gecko from the Oriental region, reaching 53 mm snout to vent.

Once published as Gonatodes marmoratus — those names reach this page.

ReptiliaSquamataGekkonidaeCnemaspis

Grows to
53mm
greatest recorded
Eats
Carnivorous
Active
Nocturnal
Lives
Saxicolous
Body length across Gekkonidae

Longer than only 42% of all geckos anyone has measured.

42% of 1,580 species are smaller58% larger
23 mmthe whole family, smallest to largest220 mm

The bar is the rank itself: its length is the share of the family this animal exceeds. The chart below is the family’s real spread, on a logarithmic scale because body length here runs from 23 to 220 mm. The solid rule is this animal. Every bar is a count of real species, and nothing on this figure is estimated.

What is known

28 sourced facts, each taken from a named scientific dataset. How to read these.

Cited from a dataset unless a row is marked otherwise.

Standing in the world

Still living
Extant
Conservation status
Data Deficient
Status assessed · the year the Red List last looked
2010

The animal itself

Limbs
Four legs
Venomous
No
Fangs
None

Size

Length snout to vent · greatest recorded
53mm2 in

Deepak et al. 2022 (53 mm)

Length snout to vent · adult female mean
48.2mm2 in
Largest female · snout to vent
48.2mm2 in

snout-vent length; the source column mixes this with straight carapace length

Body mass · greatestcomputed
3.3g0.12 oz

computed from length by a family-level allometric equation, not weighed

Body mass · adult female, meanmeasured
2.98g0.11 oz

How it lives

Diet
Carnivorous

mainly insects (Srinivasulu et al. 2014)

Active
Nocturnal

(e.g., Pal et al. 2021 who write: "multiple individuals of C. beddomei were found to be active on huge boulders along streams at night. They were also observed frequenting rocky caves and crevices in boulders. In a few instances, they were found hiding in the crevices of tree trunks and under rocks in daytime", Deepak et al. 2022)/ Diurnal (Srinivasulu et al. 2014)

Where it lives
Saxicolous

edificarian, saxicolous/"rock dwelling… multiple individuals of C. beddomei were found to be active on huge boulders along streams at night. They were also observed frequenting rocky caves and crevices in boulders. In a few instances, they were found hiding in the crevices of tree trunks and under rocks in daytime" (Pal et al. 2021), "found on boulders and in crevices alongside streams. Also found in crevices of tree trunks and under rocks" (Deepak et al. 2022)

Habitat
Forest
Biome
Tropical & Subtropical Moist Broadleaf Forests
Region
Oriental
Mainland or island
Mainland
Elevation · above sea level
1500m

>1000 (Deepak et al. 2022)

Range size
11,936km²

Breeding

Reproduction
Oviparous

Naming and history

Suborder
Sauria
Infraorder
Gekkota
Subspecies
No
Described by
Theobald
Moved to another genus · since it was first described
Yes
Described in
1876
Type locality
India

Keeping one

8.25 in × 8.25 in × 5.25 in(21 × 21 × 13 cm)

Minimum length × width × height, for one animal. Bigger is always better.

The standard sizes ground-dwelling species at 4 × 4 × 2.5 times snout-vent length.

Lives on rock, so stable hard surfaces and basking ledges suit it.

Mindestanforderungen an die Haltung von Reptilien (Sachverständigengutachten), German Federal Ministry for Nutrition, Agriculture and Forestry, Animal Welfare Division, 10 January 1997. The standard states these floor areas are recommendations rather than binding limits.

From this animal’s own snout-vent length of 2 in (53 mm), at 4 × 4 × 2.5 times it, following the German federal welfare standard — how this is worked out.

No preferred body temperature has been recorded for Beddome’s day gecko. Rather than repeat a number from a care sheet, this page leaves it out.

Feeding

A prey item should be no wider than the space between the animal's eyes.

Widely used across reptile husbandry references. The stated reason is that the gap approximates the width of the throat, so wider prey is associated with impaction. This is established practice, not a measurement.

1kJ per day

Worked out for an animal of 3 g, the heaviest recorded for Beddome’s day gecko — so it is the top of the range, not a figure for a particular animal. Weigh yours and the number will be lower.

An upper estimate, not a feeding target, and not veterinary advice. The equation covers only what an animal burns staying alive, so a growing, gravid or recovering animal needs more — and it was measured on wild animals, which move far more than one in an enclosure. Body condition and a vet who knows the species are what a feeding decision should rest on. Where this comes from.

What nobody knows

These are not gaps in our research. No scientific dataset records them for this species — and saying so is information you cannot get from a reference that simply leaves a field out.

  • Length snout to vent · adult male mean
  • Length snout to vent · adult mean
  • Length nose to tail · greatest recorded
  • Female length · mean, nose to tail
  • Length nose to tail · adult male mean
  • Length nose to tail · adult mean
  • Largest male · snout to vent
  • Largest female · shell length
  • Largest male · shell length
  • Hatchling length · snout to vent
  • Hatchling length · nose to tail
  • Largest juvenile · snout to vent
  • Largest juvenile · shell length
  • Egg length
  • Egg width
  • Body mass · a typical adult
  • Body mass at hatching
  • Longest recorded life
  • Preferred body temperature · chosen in a laboratory gradient
  • Body temperature when active · measured in the wild
  • Eats arthropods
  • Eats vertebrates
  • Eats plant matter
  • How it hunts
  • How the young develop
  • Gestation or incubation
  • Average clutch
  • Smallest clutch recorded
  • Largest clutch recorded
  • Mean clutch · smallest reported
  • Mean clutch · largest reported
  • Clutches in a year
  • Clutches a year · fewest
  • Clutches a year · most
  • First breeds from · youngest recorded
  • First breeds by · oldest recorded
  • Hatchling length · smallest recorded
  • Hatchling length · largest recorded
  • Age at first breeding · female
  • Mature from · youngest recorded
  • Mature by · oldest recorded
  • Size at maturity · smallest recorded
  • Size at maturity · largest recorded
  • Body temp in the wild · lowest mean recorded
  • Body temp in the wild · highest mean recorded
  • Colour on the back
  • Pattern on the back
  • Pupil
  • Sex decided by
  • Population trend
  • Red List criteria
  • Active season · shortest recorded
  • Active season · longest recorded
  • Density · lowest recorded
  • Density · highest recorded
  • Home range · largest recorded
  • Active in

Others in Gekkonidae

Take this data

Everything on this page is available as data under CC BY 4.0 — use it freely, credit it, no permission needed.

This species as JSON · the whole dataset

Cite this page

The Reptile & Amphibian Encyclopedia (2026). Cnemaspis beddomei. Retrieved 2026-09-08, from https://www.allanglescreatures.com/species/cnemaspis-beddomei

@misc{cnemaspis_beddomei_2026,
  title  = {Cnemaspis beddomei},
  author = {{The Reptile & Amphibian Encyclopedia}},
  year   = {2026},
  url    = {https://www.allanglescreatures.com/species/cnemaspis-beddomei}
}

Sources

  1. Meiri, S. (2024). SquamBase — a database of squamate (Reptilia: Squamata) traits. Global Ecology and Biogeography. Public domain (CC0).
  2. Catalogue of Life (dataset 3LR), used under CC BY.
  3. Oskyrko, O. et al. (2024). ReptTraits: a comprehensive dataset of ecological traits in reptiles. Scientific Data. Used under CC BY 4.0.