anterior interventricular sulcus

(redirected from Anterior longitudinal sulcus)
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anterior interventricular sulcus

[TA]
a groove on the anterosuperior surface of the heart, marking the location of the septum between the two ventricles.
References in periodicals archive ?
Carapace: anterior margin with a well developed median bulge; anterior longitudinal sulcus deeply marked; tegument densely granulate in male holotype, smooth in females; ocular tubercle well marked, slightly anterior to middle of carapace, interocular sulcus deeply marked, eyes 2 diameters apart, lateral sulcus, postocular furrow, and posterior sulcus deeply marked.
Carapace: anterior margin with slight median bulge; tegument slightly granulate in females, densely granulate in males; anterior longitudinal sulcus deeply marked; ocular tubercle well defined in middle of carapace, interocular sulcus deeply incised, median eyes 2 diameters apart; lateral sulcus, postocular furrow and posterior sulcus deeply incised.
Prosoma: Chelicerae with two subdistal teeth in the movable finger; anterior edge of the carapace with a slight median bulge; tegument densely granular; anterior longitudinal sulcus slightly marked; posterior longitudinal sulcus, lateral sulcus and postocular furrow deeply marked; ocular tubercle medially situated on the carapace with a slight interocular sulcus, median ocelli two diameters apart with a seta behind each.

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