biogeographic region. Chile is closer to Argentina and the Malvines than to Peru.
In fact, there are two biogeographical provinces, the Peru-Chilean and the South
America or Magellan.
The first two axis of the Detrended Correspondence Analyses (DCA), also
performed on country species composition, also show a geographical ordination,
Fig. 16.10 a Ordination of countries in the representation of the first axes of the Detrended
Correspondence analysis (DCA) performed on the echinoderm species matrix. b Ordination of
species in the representation of the first axes of the Detrended Correspondence analysis (DCA)
performed on the echinoderm species matrix. Only species with a weight [40 % on the axis are
represented. MEX Mexico; REV Revillagigedo Archipelago; GUA Guatemala; SAL El Salvador;
HON Honduras; NIC Nicaragua; CRC Costa Rica; COC Cocos Island; PAN Panama; COL
Colombia; MAL Malpelo Island; GAL Galápagos Archipelago; ECU Ecuador; PER Perú; CHL
Chile; PAS Eastern Islands. BEL Belize; VEN Venezuela; BRA Brazil; URG Uruguay, ARG
Argentina; MAV Malvinas Islands; CUB Cuba; HAI Haiti; RDO Dominican Republic, PRI Puerto
Rico; CAN Canary Islands; atl: Atlantic; car: Caribbean; pac: Pacific
16 Latin America Echinoderm Biodiversity and Biogeography
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