Aeger spinipes ( Desmarest, 1817 )

Charbonnier, Sylvain & Garassino, Alessandro, 2012, The marine arthropods from the Solnhofen Lithographic Limestones (Late Jurassic, Germany) in the collections of the Muséum national d’Histoire naturelle, Paris, Geodiversitas 34 (4), pp. 857-871 : 860

Aeger spinipes ( Desmarest, 1817) ( Fig. 1A )

STUDIED MATERIAL. — 1 specimen from Eichstätt (MNHN.F.B13441).

COMMENTS

This specimen exhibits a long, narrow rostrum which is typical of A. spinipes , whereas Aeger tipularius (von Schlotheim, 1822) exhibits only a very short, hook-like rostrum. See Schweigert (2001a) for more detailed discussion.

Figures

FIG. 1. — Aegeridae from the Late Jurassic Solnhofen Lithographic Limestones (Bavaria, Germany): A, Aeger spinipes (Desmarest, 1817), right lateral view (MNHN.F.B13441, Eichstätt); B, A. tipularius (von Schlotheim, 1822), left lateral view (MNHN.F.B13440, Eichstätt); C, Acanthochira longipes (Oppel, 1862), left lateral view, (MNHN.F.A42003, Eichstätt). Scale bars: 2 cm. Photographs by C. Lemzaouda (MNHN).