Pterygostegia grandilobata Murakami & Kawasawa, 1976

Pterygostegia grandilobata Murakami & Kawasawa 1976: 118 –120, fig. 4. Diplopmaragna grandilobata— Shear 1990: 38.

Pterygostegia grandilobata— Mikhaljova 2000: 176.

Distribution. Japan (Shikoku Island: Kôchi Prefecture).

Remarks. The species was originally described in Pterygostegia from caves of Kôchi Prefecture, Shikoku Island, Japan (Murakami & Kawasawa 1976), later transferred to the genus Diplomaragna (Shear 1990), and then it was returned to Pterygostegia (Mikhaljova 2000) . This cave inhabitant is only known from its terra typica.