Species group caulifer

Diagnosis. Both sexes. Setae f2 absent, prodorsal shield entire, hysteronotal shield with lacunae, prodorsal shield with or without lacunae. Male. Adanal suckers with corolla dentate, only postero-mesal pair of adanal shields present, epimerites I fused into a Y, adanal apodemes present, terminal lamellae long spatuliform (3–4 times longer than wide), aedeagus extending beyond posterior margins of opisthosomal lobes. Female. Primary spermaduct short, with monotonous proximal enlargement from middle of spermaduct toward spermatheca and with distal enlargement (bursa copulatrix) constituting half the length of this spermaduct, head of spermatheca small hemispheric.

Remark. This new species group includes the single species described below.