Post-manca specimens of Bahalana geracei from Lighthouse Cave (1978-2028), color coded for quantities within reproductive conditions, Blue = males in top row: 2 smallest size classes (3 & 4 mm) were pre-reproductive (light blue), males peaked in 5 mm class then declined rapidly in next 4 size classes, Green = smallest egg-bearers (4 mm class) and oostegite-bearers (5 mm class), Pink = smallest non-breeders (3, 4, & 5 mm classes) were presumed to be pre-reproductive, Yellow = peak numbers for females were in 6 mm class, Red = lowest numbers for females were in 11 mm class, Gray = females persisted in largest classes (13, 14, 15, & 16 mm) in all stages.