Scientific name

Porcellio echinatus

Other names: Porcellio echinatus

Porcellio echinatus is a distinct species in the world catalogue. The trade highlights its dorsal sculpture, but nicknames evoking spines or rough skin are not enough to confirm a group’s identity. [1][3]

Origin

Southern Portugal and Spain, northern Morocco and northwestern Algeria in the catalogue; Cifuentes also documents detailed Iberian records. [1][2]

  • Iberia and the Maghreb
  • Dorsal sculpture
  • Breeding documented commercially

Natural-history or taxonomic sources distinguished from breeding accounts; captive limits explicit.

At a glance

Porcellio echinatus is an Iberian–Maghreb species with marked dorsal sculpture. The captive references presented come from an identified seller. [1][3]

ADULT SIZENot provided
No openly accessible biometric series adopted.
LIFESPANNot established
No supported individual lifespan in the selected sources.
LIFESTYLETerrestrial
Portuguese captive strain described by the seller. [3]

Adult size

No adult measurement from an openly accessible scientific series is adopted; sculpture and photography must be accompanied by a scale.

Lifespan

No individual lifespan established through a cohort in the selected sources.

Lifestyle

The seller consulted describes a captive strain originating from Portugal; this culture provenance does not represent the species’ entire ecology. [3]

Housing

ATTRIBUTED BREEDING PRACTICE

Leaves and decaying wood — Richard’s Inverts recommends moderate ventilation; attributed commercial practice. [3]

Richard’s Inverts recommends ventilation and moisture described as moderate, with leaves and decaying wood. These seller terms require observation of the actual enclosure. [3]

Care parameters

COMMERCIAL PRACTICE

18–26 °C — Richard’s Inverts; not demonstrated physiological limits. [3]

Humidity

Described as moderate — Seller’s term without an instrumental definition; no invented percentage. [3]

Temperature

18–26 °C according to Richard’s Inverts [3] Commercial practice range; not an experimentally established tolerance interval.

Humidity and air

Described as moderate by the seller [3] The source provides no instrumental definition; do not invent an equivalent percentage.

Feeding

DIET AND CALCIUM

Leaves and decaying wood, fish food and calcium in commercial practice; experimental dosage not established. [3]

Scope of this profile

Natural-history or taxonomic sources distinguished from breeding accounts; captive limits explicit.

Name, morphology and origin

The catalogue clearly distinguishes P. echinatus, and regional publications use the same name. [1][2] For a purchased strain, keep the scientific name and commercial label separately. A coloured border or marked sculpture should be recorded as an observed character, without turning a colour selection into a species or subspecies.

What localities allow us to say

Cifuentes reports a museum specimen from Mazarrón among other material, and compiles records from Spain and Portugal. [2] These data are useful for distribution; they do not all describe temperature, humidity or food used at collection. Avoid converting the word ‘Mediterranean’ into a universal climate protocol.

Substrate and ventilation in practice

The seller states that the strain is bred in-house and uses moderate ventilation. [3] To make a setup comparable, record ventilation area, shelter positions and wetted zones. Moisture described as moderate does not mean the same thing in two different containers. Observing ground condition is therefore essential before attributing an aggregation to a precise need.

Diet and calcium

Commercial practice is based on leaves and decaying wood, with fish food and a calcium source such as cuttlebone or limestone. [3] These elements provide no experimental dosage. Separate supplements in the log, remove deteriorating material and track apparent consumption. A population receiving more food is not necessarily a better-monitored population.

Reproduction and young

Richard’s Inverts presents the species as prolific and distributes groups of varied sizes. [3] This yields neither a universal maturity age nor a guaranteed number of young. Date juvenile observations, culture splits and confirmed losses. A mixed-size group does not allow each individual’s age to be estimated on arrival.

Monitoring and limitations

Taxonomic databases, museum data and the breeder’s account fulfil different roles. This profile retains that distinction and does not reproduce an unmeasured lifespan. For daily monitoring, prioritise enclosure integrity, substrate changes, food leftovers and visible activity. Every change must remain linked to a date and an identifiable strain.

French references: Porcellio echinatus

Reference found in the following French catalogues: Isopodshop [4]; Insectorus [6]. Catalogue presence, including out-of-stock listings, does not measure sales.

Isopodshop suggests 18-26 °C for husbandry. This is a commercial reference, not a demonstrated safe range. [4]

Insectorus states 18-26°C. This commercial range does not demonstrate safety thresholds. [6]

Insectorus states 2cm in adulthood, without explaining the measurement method. [6]

These sellers’ figures remain separately attributed: combining them does not create a newly validated husbandry range.

Checklist

  • Keep the strain’s origin.
  • Measure the climate actually achieved.
  • Separate supplements from background material.

Observations to record

  • Identity and provenance
  • Temperature and ground condition
  • Feeding, moults, young

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Sources

Document-based overview; not a substitute for veterinary advice.

  1. Schmalfuss — World catalog of terrestrial isopods, Porcellio echinatus
    Source accessed
  2. Cifuentes (2021) — Isópodos terrestres de la Comunidad Valenciana y Murcia
    Source accessed
  3. Richard’s Inverts — Porcellio echinatus, souche captive et soins
    Source accessed
  4. Porcellio echinatus — Isopodshop
    Source accessed
  5. World Marine, Freshwater and Terrestrial Isopod Crustaceans database — Porcellio echinatus
    Source accessed
  6. Porcellio echinatus — Insectorus
    Source accessed