prosoma


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prosoma

(prō-sō′mə)
n.
The anterior of the two or three main divisions of the body of certain invertebrates, especially the cephalothorax of an arachnid.

pro·so′mal adj.

prosoma

the anterior part of the main body of arachnids.
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References in periodicals archive ?
The aim of this study was to show the relationship between temperature as a factor which disturbs morphogenesis and anomalies in the front of the prosoma.
Dorsal prosoma has patches fused to an almost circular pattern and additional, separated lateral patches (Fig.
Un aspecto curioso del ejemplar en estudio, fue el observar sobre la parte dorsal del prosoma del ejemplar una especie de polvo color blanco (Figura 1).
Males had eroded spots on the subfrontal area of the prosoma and claspers, which result from amplexus.
In another trial, the shrew flipped the scorpion on its back and killed it quickly by puncturing the body wall at the junction of the prosoma and opisthosoma.
One person held the animal in the abdominal flexure position, exposing the arthrodial membrane of the medial dorsal surface at the joint between the prosoma and the opisthosoma, while a second person withdrew the hemolymph.
Mycelial growth for DNA extraction was collected from the ventral surface of 3 coxae and from the dorsal side of the prosoma of each spider.
This genus can be distinguished from other selenopids by the presence of iridescent rounded or sub-triangular scale-like hairs covering the entire body below short setae; prosoma wider than long; AME>PME to nearly double in some species (Fig.
The scorpion carcasses examined for this study exhibited the following characters: 1) retracted chelicerae (100% of the specimens); 2) straight body line (in dorsal view) with the metasoma extended straight back (100%); 3) pedipalps pulled in toward the prosoma (54%); and 4) walking legs folded against the body (77%) (Table 1 and Figures 7-18).
La arana pertenece al genero Micaria, que se caracteriza por presentar coloracion corporal marron y una constriccion entre prosoma y opistosoma (Fig.
La coloracion general es castana-amarillenta, con manchas cafes, excepto el segmento caudal V, telson y la pinza del pedipalpo, que presentan una tonalidad castana; parte ventral del prosoma y mesosoma, asi como las patas y queliceros castano amarillentos; peines amarillentos.