Cyriocosmus aueri — Peruvian Love Heart (Sling)

A Tiny Jewel with One of the Most Charming Patterns in the Tarantula Hobby

The Peruvian Love Heart Sling is a captivating dwarf tarantula that has won the hearts of keepers worldwide. Cyriocosmus aueri is best known for the distinctive heart-shaped pattern on its abdomen, which gives rise to its affectionate common name.

Despite its small size, this species offers plenty of personality. Its attractive markings, manageable care requirements, and compact adult size make it an excellent choice for collectors looking for something unique and rewarding.

If you're searching for a tarantula that's both beautiful and space-efficient, the Peruvian Love Heart deserves a place in your collection.

Why You'll Want This Species

• Distinctive heart-shaped abdominal pattern

• Compact dwarf species are perfect for smaller enclosures

• Attractive colouration and markings

• Fascinating behaviour despite its small size

• Ideal for collectors who appreciate rare and unusual species

• Excellent choice for keepers with limited space

Quick Facts

• Scientific Name: Cyriocosmus aueri

• Common Name: Peruvian Love Heart

• Origin: Peru

• Adult Size: Approximately 5–7 cm leg span

• Temperament: Calm, shy, and occasionally skittish

• Lifespan:

  • Females: 8–10 years

  • Males: 2–3 years

Appearance

The Peruvian Love Heart is prized for its distinctive markings:

• Dark brown to black body colouration

• Beautiful heart-shaped abdominal pattern

• Contrasting lighter markings across the abdomen

• Compact, delicate build typical of dwarf tarantulas

As the spider matures, the abdominal pattern becomes increasingly defined, making each moult an exciting milestone.

Enclosure & Setup Guide (By Life Stage)

Sling

• Enclosure: Small sling vial or enclosure

• Substrate Depth: 3–5 cm

• Setup: Small hide and good ventilation

• Tip: Maintain a slightly moist substrate and provide a secure retreat

Juvenile

• Enclosure: Small terrestrial enclosure

• Substrate Depth: 5–8 cm

• Setup: Cork bark hide, leaf litter, and shallow water dish

Sub-Adult

• Enclosure: Small to medium terrestrial enclosure

• Substrate Depth: 8–10 cm

• Setup: Multiple hiding spots and a water dish

Adult

• Enclosure: Terrestrial setup with more floor space than height

• Substrate Depth: 8–12 cm

• Setup Essentials:

  • Hide

  • Water dish

  • Leaf litter or natural décor

Ideal Conditions:

• Temperature: 22–26°C

• Humidity: 65–75%

• Lighting: Low to moderate

• Ventilation: Good airflow

Feeding Guide

Diet:
Appropriately sized crickets, roaches, fruit flies, and other small feeder insects.

Feeding Schedule:

• Slings: 2–3 times per week

• Juveniles: Once per week

• Sub-adults: Every 7–10 days

• Adults: Every 10–14 days

Due to their smaller size, prey should always be appropriately matched to the spider's size.

Behaviour & Handling

• Generally calm but can be quick when startled

• Often spends time near its retreat

• May create light webbing around hides

• Handling is not recommended due to its small size and delicate nature

This species is best enjoyed through observation rather than interaction.

Important Considerations

• Venom: Mild (New World species)

• Visibility: Moderate

• Growth Rate: Moderate

• Experience Level: Beginner to intermediate

Its manageable care requirements and small adult size make it an excellent introduction to dwarf tarantulas.

Why Start With a Sling?

Starting with a sling allows you to:

• Watch the famous heart-shaped pattern develop over time

• Experience every stage of growth and colour change

• Raise a rare dwarf species from the beginning

• Enjoy a fascinating tarantula that requires minimal space

Ready to Add a Little Charm to Your Collection?

The Peruvian Love Heart Sling is perfect for keepers who appreciate unique markings, compact species, and rewarding long-term projects.

Secure yours today and discover why this tiny tarantula has captured the hearts of collectors around the world.