English: Cryptostemma Karschii, one of the Podogona. Dorsal view of male.

III to VI, The third, fourth, fifth and sixth appendages of the prosoma.
a, Movable (hinged) sclerite (so-called hood) overhanging the first pair of appendages.
b, Fused terga of the prosoma followed by the opisthosoma of four visible somites.
an, Orifice within which the caudal segments are withdrawn.

E, Extremity of the fifth appendage of the male modified to subserve copulation.
(Original drawing by Pocock and Pickard-Cambridge.)