Statements (27)
| Predicate | Object | 
|---|---|
| gptkbp:instanceOf | gptkb:state_order | 
| gptkbp:characteristic | book gills hard carapace long telson | 
| gptkbp:class | gptkb:Merostomata | 
| gptkbp:commonName | horseshoe crabs | 
| gptkbp:conservationStatus | threatened (some species) | 
| gptkbp:diet | carnivorous | 
| gptkbp:extinctFamilies | gptkb:Limulidae | 
| gptkbp:fossilRange | Ordovician to present | 
| gptkbp:habitat | gptkb:marine | 
| gptkbp:kingdom | gptkb:Animalia | 
| gptkbp:notableSpecies | gptkb:Carcinoscorpius_rotundicauda gptkb:Limulus_polyphemus gptkb:Tachypleus_gigas gptkb:Tachypleus_tridentatus | 
| gptkbp:phylum | gptkb:Arthropoda | 
| gptkbp:reproduction | external fertilization | 
| gptkbp:subfamily | gptkb:Chelicerata | 
| gptkbp:uses | biomedical research Limulus amebocyte lysate (LAL) test | 
| gptkbp:bfsParent | gptkb:Horseshoe_crab gptkb:Horseshoe_Crab gptkb:Mangrove_horseshoe_crab gptkb:Euproops | 
| gptkbp:bfsLayer | 8 | 
| https://www.w3.org/2000/01/rdf-schema#label | Xiphosurida |