FIGURE 8. Hysterocrates gigas burrow casts. 1 in Neoichnology of tarantulas (Araneae: Theraphosidae): Criteria for recognizing spider burrows in the fossil record

FIGURE 8. Hysterocrates gigas burrow casts. 1, Side view of vertical burrow with expanded terminal chamber (HG4). 2, Side view of vertical burrow with expanded terminal chamber and a short lower shaft (HG2). 3, Side view of a vertical burrow with and expanded upper chamber and an elongate lower shaft. 4, Side view of a sinuous vertical burrow with an upper and terminal expanded chambers (HG8). 5, Side view of a vertical to horizontal burrow with upper and lower expanded chambers (HG9). 6, Top view of a vertical to horizontal burrow with upper and lower expanded chambers (HG7).