FIGURE 3. Present and Miocene geographic distribution of Ophioderma in the Americas. According to Martínez and del Río (2002) in the Miocene the influence of the proto Brazilian Current (Br) reached the present Península Valdés area, where now the Malvinas (Falkland Current) is operating .
A decapod crustacean fauna of Tierra del Fuego, Argentina, is documented from the middle Miocene Car...
FIGURE 1. Graphs of Analysis of Covariance of arm number (A) and arm spine number (B, C) of MACN spe...
Stratigraphically well-constrained echinoids from the Roca Formation in the province of Rio Negro (P...
FIGURE 1. Geographic location (star) where the specimens of Ophioderma bonaudoae n. sp. were collect...
FIGURE 2. Stratigraphic section at Estancia San Lorenzo. Location of the specimens of Ophioderma bon...
Martínez, Sergio, Del, Claudia J. (2008): A new, first fossil species of Ophioderma MHller and Trosc...
A new species of Ophioderma Müller and Troschel, 1842 is described. The new species is the first fos...
Until now, the only fossil echinoderm described from the upper Miocene Paraná Formation of Argentina...
Thefossil Asterozoa of Argentina have received scant attention. Marine rocks of Early Devonian-Late ...
The Gorgonocephalidae includes 38 genera, five of them reported for Brazilian waters. Gorgonocephalu...
The cenozoic fossil record of echinoids from Argentina is dominated by irregular echinoids, while re...
FIGURE 3. (A–B) Ophiura ljungmani, MNHN IE.2009.1623, A: dorsal and B: ventral views. (C–E) Ophiura ...
Ophioscolex glacialis Müller and Troschel, 1840 (Ophiuroidea: Ophiomyxidae) was registered for first...
In this paper we examine the phylogeny and biogeography of the temperate genera of the Ophiocomidae ...
FIGURE 19. Spatial distribution. (A) Ophiuroidea abundance. (B) Ophiuroidea richness. (C) Ophioderma...
A decapod crustacean fauna of Tierra del Fuego, Argentina, is documented from the middle Miocene Car...
FIGURE 1. Graphs of Analysis of Covariance of arm number (A) and arm spine number (B, C) of MACN spe...
Stratigraphically well-constrained echinoids from the Roca Formation in the province of Rio Negro (P...
FIGURE 1. Geographic location (star) where the specimens of Ophioderma bonaudoae n. sp. were collect...
FIGURE 2. Stratigraphic section at Estancia San Lorenzo. Location of the specimens of Ophioderma bon...
Martínez, Sergio, Del, Claudia J. (2008): A new, first fossil species of Ophioderma MHller and Trosc...
A new species of Ophioderma Müller and Troschel, 1842 is described. The new species is the first fos...
Until now, the only fossil echinoderm described from the upper Miocene Paraná Formation of Argentina...
Thefossil Asterozoa of Argentina have received scant attention. Marine rocks of Early Devonian-Late ...
The Gorgonocephalidae includes 38 genera, five of them reported for Brazilian waters. Gorgonocephalu...
The cenozoic fossil record of echinoids from Argentina is dominated by irregular echinoids, while re...
FIGURE 3. (A–B) Ophiura ljungmani, MNHN IE.2009.1623, A: dorsal and B: ventral views. (C–E) Ophiura ...
Ophioscolex glacialis Müller and Troschel, 1840 (Ophiuroidea: Ophiomyxidae) was registered for first...
In this paper we examine the phylogeny and biogeography of the temperate genera of the Ophiocomidae ...
FIGURE 19. Spatial distribution. (A) Ophiuroidea abundance. (B) Ophiuroidea richness. (C) Ophioderma...
A decapod crustacean fauna of Tierra del Fuego, Argentina, is documented from the middle Miocene Car...
FIGURE 1. Graphs of Analysis of Covariance of arm number (A) and arm spine number (B, C) of MACN spe...
Stratigraphically well-constrained echinoids from the Roca Formation in the province of Rio Negro (P...