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U.S. NATIONAL MUSEUM BULLETIN 271 



Figure 101. — Hyperlopsidae: a, Hyperiopsis voringi Sars (1885); b, Parargissa galatheae 

 J. L. Barnard (1961). Accessory flagellum: c, Hyperiopsis laticarpa Birstein and Vino- 

 gradov (1955). Lower lip: d, Parargissa arquata (Birstein and Vinogradov, 1955); 

 e, Hyperiopsis. Mandible: /, Hyperiopsis gihbosa Pirlot (1934); g, Parargissa arquata. 

 Telson: h, Parargissa arquata; i, Hyperiopsis gihhosa. 



