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International Journal of Zoology and Animal Biology Research Article 9 min read

Protection of Paleontological Heritage in Costa Rica

Sánchez-Ocampo M*
* Corresponding author
ISSN: 2639-216X  10.23880/izab-16000671  Received: February 28, 2026  Published: March 13, 2026
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 32 references
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Keywords
Biostratigraphy Conservation Legislation Museology Taphonomy
Abstract

This monograph analyzes the critical importance of paleontological collections for ecosystem reconstruction and climate change studies in Costa Rica. It examines the existing legal void that leaves fossil heritage unprotected against looting and commerce, contrasting it with the robust protection of archaeological heritage and extant biodiversity.

Introduction

Scientific paleontological collections constitute the most complete biological and geological archive for understanding the history of life on Earth. They are fundamental repositories, not only for taxonomy and systematics but as indispensable tools for the reconstruction of paleoecosystems and the modeling of future scenarios in the face of climate change. As noted by Allmon [1], these collections allow us to “travel back in time” to understand how biotas respond to severe environmental perturbations, offering empirical data on extinction rates and biological recovery. In the context of anthropogenic global change, the fossil record offers a profound perspective unattainable through short-term ecological studies [2].

However, the integrity of this record in Costa Rica faces a silent yet devastating threat. Unlike Pre-Columbian archaeological heritage, which enjoys a consolidated protection status in both the national psyche and the legal framework, paleontological heritage lies in a grey area. Monge-Nájera, et al. [3] highlight that, although Costa Rica is globally recognized for its current biodiversity (“The Biodiversity Law”), “paleodiversity” is often ignored in conservation policies. This has allowed any individual to extract, collect, and commercialize fossils without major restrictions, resulting in an irreparable loss of stratigraphic and taphonomic context—data that are as valuable as the specimen itself [4].

Unregulated extraction eliminates the possibility of performing precise biostratigraphic studies, which are essential for dating geological formations [5]. A fossil without its geological context loses more than 80% of its scientific value. Furthermore, the privatization of these assets prevents democratic access to knowledge and peer review, a fundamental pillar of science. Peyer, et al. [6] argue that public access to specimens is an ethical requirement for scientific validation; when fossils disappear into private collections, science stagnates.

In Costa Rica, paleontological richness is vast, ranging from Pleistocene megafauna to marine microfossils that narrate the closure of the Isthmus of Panama, a crucial event in global climatology [7]. Nevertheless, the lack of an explicit legal figure declaring fossils as public domain goods (bienes demaniales) allows for their commodification. This contrasts with the modern vision of heritage management, where natural assets are viewed as collective inheritance [8]. The loss of this heritage is not merely the loss of curious objects, but the destruction of the pages of the book explaining the origin of the isthmus’s modern biodiversity [9]. It is imperative to recognize that without the protection of fossiliferous sites and state custody of specimens, future generations of Costa Rican scientists will lack the raw material to understand their own territory [10].

Legislation in Costa Rica Regarding the Protection of Paleontological Heritage

The Contrast with Archaeological Heritage and Biodiversity

Costa Rica has been a pioneer in the protection of its cultural and natural heritage, yet with an asymmetrical approach. Law No. 6703 on National Archaeological Heritage [11] clearly establishes that Pre-Columbian objects are state property, inalienable, and imprescriptible. This law grants the National Museum of Costa Rica the authority to confiscate pieces and sanction looting, effectively protecting the memory of indigenous peoples.

Concurrently, the Biodiversity Law No. 7788 [12] protects the genetic and biochemical resources of current biodiversity, regulating access and guaranteeing the fair participation of indigenous and local communities. This regulation is so exhaustive that it even regulates bioprospecting. However, a conceptual void exists: fossils are not “biodiversity” in the active biological sense (most lack viable genetic material), nor are they “archaeology” (they are not products of human hand).

Administrative Control without Coercive Force

The only technical regulation applicable to scientific collections falls under the National Commission for Biodiversity Management (CONAGEBIO). According to the Regulation on Access to Biodiversity Elements (Executive Decree No. 31514-MINAE), researchers must register their collections. However, this mechanism is designed for modern biological material. Although attempts have been made to extend it to paleontological material for inventory purposes, CONAGEBIO lacks police powers to confiscate fossils held by individuals who do not wish to register them, nor to stop internal trade, provided it does not involve illicit export [17].

The lack of legal “teeth” means that a paleontologist from the National Museum or the University of Costa Rica cannot legally intervene if they discover a sale of fossils on social media or at a mineral fair, a situation diametrically opposed to the discovery of a polychrome vessel or a stone sphere [18].

Typology of Samples and the Complexity of Their Protection

The Paleontological heritage is diverse, and its protection requires varied technical approaches. We are not only discussing vertebrate macrofossils (megafauna bones), which are the most coveted by collectors [19], but a vast range of microfossils: • Pollen and Spores (Palynology): Crucial for reconstructing paleoclimates and ancient vegetation [20]. Their destruction occurs when soils are removed without sampling. • Dinoflagellates and Foraminifera: Indicators of past ocean conditions and sea-level changes [21]. • Scolecodonts: Polychaete worm jaws, useful in biostratigraphy [22]. • Ichnofossils: Tracks and traces, which are immovable and require site protection [23].

Furthermore, associated geological heritage includes type rocks, meteorites, and rare minerals. Meteorites, for instance, fall into an absolute legal limbo in Costa Rica, often being sold to the highest international bidder, losing valuable information about the formation of the solar system [24].

The Conflict with Private Collecting and the Impossibility of Confiscation

Human fascination with possessing natural “trophies” is a major obstacle. The “Indiana Jones Effect” or the popularity of franchises like Jurassic Park have skyrocketed the market value of fossils [25]. In Costa Rica, researchers frequently face refusals from landowners or casual finders to hand over pieces. There is a misconception that the fossil “is worth millions,” incentivizing the black market and the concealment of findings [26].

Since the law does not authorize confiscation, state museums must resort to negotiation and moral persuasion, appealing to “collaboration with science.” However, as Carrillo, et al. [27] point out, the desire for personal possession is often stronger than scientific altruism.

The purchase of pieces by the State is problematic for two reasons: • Ethical: Buying fossils legitimizes the market and encourages looting [28]. • Administrative: The strict procedures of the Administrative Contracting Law (Law No. 7494) make it unfeasible for a state museum to compete in auctions or agile direct purchases against private collectors.

The result is a constant leakage of heritage. Entire collections of Costa Rican fossils currently reside in private display cases or foreign museums that acquired material prior to export regulations, or through current legal loopholes [29]. The absence of a specific “Paleontological Heritage Law” leaves scientists with their hands tied, watching as the country’s natural history is fragmented and privatized.

Conclusions

The protection of paleontological heritage in Costa Rica is a scientific and cultural urgency. It is imperative to transcend the view of the fossil as a collectible curiosity to recognize it as irreplaceable scientific data. As established by Woodburne, et al. [30], the proper management of these assets is fundamental to correlating biological events with physical changes on Earth. In a country vulnerable to climate change, deep-time data are vital for modeling future scenarios of adaptation and extinction [31].

A legislative reform is required to homologate the protection of fossils with that of archaeological heritage, declaring them public domain goods (bienes demaniales). This must be accompanied by heritage education programs that foster citizen science, transforming collectors into guardians of heritage rather than owners [32]. Only through a robust legal framework and elevated social awareness can we ensure that the evolutionary history of Costa Rica remains in the public domain for the benefit of universal science.

References

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@article{snchezocampo2026,
  title   = {Protection of Paleontological Heritage in Costa Rica},
  author  = {Sánchez-Ocampo M},
  journal = {International Journal of Zoology and Animal Biology},
  year    = {2026},
  volume  = {9},
  number  = {2},
  doi     = {10.23880/izab-16000671}
}
Sánchez-Ocampo M (2026). Protection of Paleontological Heritage in Costa Rica. International Journal of Zoology and Animal Biology, 9(2). https://doi.org/10.23880/izab-16000671
TY  - JOUR
TI  - Protection of Paleontological Heritage in Costa Rica
AU  - Sánchez-Ocampo M
JO  - International Journal of Zoology and Animal Biology
PY  - 2026
VL  - 9
IS  - 2
DO  - 10.23880/izab-16000671
ER  -