Lower Eocene Crustacean Burrows (Israel) Reflect a Change from K- to r-Type Mode of Breeding Across the K-T Boundary Clarifying the Process of the End-Cretaceous Biological Crisis - Advances in Data, Methods, Models and Their Applications in Geoscience - page 317

Fig. 5. Lower Eocene, burrowing crustacean, chamber casts (85% of natural size). A: Lower
side; B: Upper side showing ovoid blister-like elevations arranged 80% of transversal
direction; C: Side view. D: Lower side of heart-shaped specimen; E: Upper side; F: side view;
G: Gallery fragment without any distinct sculpture (A-C sample GSI 8990:3; D-F sample GSI
8990:4; G Sample 8990:6).