The eastern tropical Pacific (ETP) is an isolated oceanic region exposed to extreme
oceanographic conditions, including low salinity, low pH, high temperatures during El Niño …

Despite the important effort of knowing the Ophiuroidea diversity in the Mexican Pacific,
some mistakes in the taxonomic nomenclature have pervaded through time. In order to …

Sex-determining mechanism is still ambiguous for sea cucumber Holothuria scabra which
only manifests gonochorism in gonad. In this study, proteomic analysis was employed to …

Background Echinoderms are a charismatic marine invertebrate group that stand out for
their beauty and color, but also for several attributes. Their morphological and biological …

While the Ophiuroidea of Peruvian waters have long been studied, there exists
inconsistencies regarding taxonomy and spatial distribution records. Based on literature …

Los equinoideos comprenden uno de los grupos más influyentes en los ecosistemas
arrecifales y litorales rocosos, debido a su importancia en las redes tróficas y reciclado de …

Background A first record of occurrence of the irregular sea urchin Lovenia cordiformis in the
Colombian Pacific is herein reported. Results We collected one specimen of Lovenia …

The class Crinoidea is recorded for the first time in the Colombian Pacific Ocean based on
407 specimens collected on soft bottoms in eight stations at depths ranging from 350 to 934 …

Abstract Background The occurrence of Echinothrix calamaris Pallas, 1774 is reported for
the first time in Colombia. Results Three specimens of Echinothrix calamaris were collected …

Abstract Knowledge of living crinoids from Brazil is chiefly restricted to the contributions of Dr
Luis Roberto Tommasi between the decades of 1950 and 1970. Herein we present an …