238 CA RIE BOVAT ET USS ARC TONANID CA NERATR GIT O KE ERREIRINIDIS: 
Head very large, bordered with a serrated crest around the 
middle. First two pairs of pereionoda cheliform. Second pair of 
uropoda are totally wanting. The interior rami are coalesced 
in both existing pairs of uropoda. 
1. Thaumatops longipes, C. Bovallius, 1886. 
Syn. 1886. Thaumatops longipes. CO. Bovallius. L. c., p. 13, fig. 15—23. 
It is easily recognised by the enormous length of the fifth 
pair of pereiopoda and the strongly serrated metacarpus of the 
seventh pair. 
Length 50—60 mm. | ; 
Hab. One specimen taken just at the southern limit of the 
aretic/ region, at Lat. 597 38 N:; Long. oe 24 Wi Iickomnmses 
known specimen is taken off the western shore of the Australian 
mainland. Indeed a wide distribution for the species. (D. M.) 
The seventh family Mimonectida, C. Bovallius, 1885. 
Head and a part or the whole of pereion developed into a 
balloon-shaped globe. Ocelli dispersed on the sides of the head. 
First pair of antenne straight; second pair small, four-joimted, 
fixed at the inferior side of the head. Mandibles without palp. 
Seventh pair of pereiopoda not transformed. Uropoda normal. 
Genus 1. Mimonectes, C. Bovallius, 1883. 
Syn. 1885. Mimonectes. CO. Bovallius. »Mimonectes, a remarkable genus 
of Amphipoda Hyperidea>, p. 2. 
Nova Acta Soc. Reg. Scient. Upsal. 
Ser, IUNL Ol IG 
First two pairs of pereiopoda simple, the carpi not pro- 
duced. Pleon compressed, not inflated. Interior rami of uro- 
poda free. Telson distinet. 
1. Mimonectes Steenstrupi, C. Bovallius, 1883. 
Pl dine 
Syn. 1885. Mimonectes Steenstrupii. OC. Bovallius. L. c., p. 12, pl 2, 
fig. 13 and 14. 
