Figure 1 in Thalassarachna basteri (Acari, Halacaridae), description of external characters of larva, nymphs and adults and outline of discriminating characters of larvae

Figure 1. Thalassarachna basteri (Johnston, 1836), A–D, idiosoma, dorsal aspect. A - Larva. B - Protonymph. C - Deutonymph. D - Female. E - Left part of anterior epimeral plate with internal epimeral acetabulum, larva. F–I, idiosoma, ventral aspect. F - Larva. G - Protonymph. H - Deutonymph. I - Female. J - Genital plate with internal acetabula, protonymph. K - Left part of anterior epimeral plate with epimeral pore, protonymph. I - Integument (optical section) and epimeral pore, protonymph. M - Genital plate with internal acetabula, deutonymph. N - Genital opening with internal acetabula, female. (ap, apodeme; ca, canal; co, cornea; eac, epimeral acetabulum; ep, epimeral pore; gac, genital acetabulum(a); glp, gland pore; OC ocular plate. Double-lined scale = 100 µm; single-lined scale = 50 µm.