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Protocrena longibranchium
“Long-armed first tooth”- Kingdom
- Microsynthera
- Phylum
- Plasticae
- Class
- Occlupanida
- Order
- Archignatha
- Genus
- Protocrena
- Species
- longibranchium
- External morphology
Angled corners. Body size 21 mm x 22 mm.
Rare due to the fragility of its hooks.