REPORT ON THE AMPHIPODA. 1433 



by the absence of the mandibular palp, by the reduction of the upper antennae to a 

 minute rudiment, by the absence of the lower antennas, and by the loss of the terminal 

 joints of the fifth perseopods. 



Anchylomerd, blossevillii, Milne-Edwards (PI. CLXXVII.). 



1830. Anckylomera Blosseottlii, Milne-Edwards, Ann. des Sci. Nat., t. xx. p. 394 (extr., p. 43). 

 1830. „ Hunterii, Milne-Edwards, Ann. des Sci. Nat., t. xx. p. 394 (extr., p. 43). 



1836. Hieraconyx abbreviatus, $, Gnerin, Magasin de Zoologie, Classe vii. p. 5, pi. xvii. figs. 2, 



2a-2/ 

 1838. ,, „ Milne-Edwards, Hist. Nat. des Anim. sans vertebres, t. v. 



1838. Anchylomera Blossevillii, Milne-Edwards, Hist. Nat. des Anira. sans vertebres, t. v. 

 1838. „ Hunterii, Milne-Edwards, Hist. Nat. des Anim. sans vertebres, t. v. 



1840. Hieraconyx abbreviatus, Lucas, Hist. Nat. des Crust., Arachn. et Myriap., p. 237, pi. xviii. 



fig. 4. 

 1840. Anchylomera Blossevillii, Lucas, Hist. Nat. des Crust., Arachn. et Myriap., p. 238. 

 1840. „ Blossevilleii, $, Milne-Edwards, Hist. Nat. des Crust., t. iii. p. 87. 



1840. ,, Hunterii, <$ , Milne-Edwards, Hist. Nat. des Crust., t. iii. p. 88, pi. xxx. 



fig. 4. 

 1850. Cheiropristis Messanensis, $ , de Natale, Crost. del porto di Messina, tav. i. fig. 2. 

 1852. Anchylomera purpurea, £ , Dana, U.S. Explor. Exped., vol. xiii. pt. ii. p. 1001, pi. lxviii. 



figs. 9a-m. 

 1852. „ thyropoda, ?, Dana, U.S. Explor. Exped. vol. xiii. pt. ii. p. 1004, pL lxviii. 



figs. lOa-g. 

 1862. ,, antipodes, Spence Bate, Brit. Mus. Catal. Amph. Crust., p. 322, pi. Ii. 



figs. 9, 10. 

 1862. „ Blosse.villei, Spence Bate, Brit. Mus. Catal. Amph. Crust., p. 323, pl. Iii. fig. 1. 



1862. ,, Hunteri, Spence Bate, Brit. Mus. Catal. Amph. Crust., p. 324, pl. Iii. fig. 2. 



1862. ,, abbreviata, Spence Bate, Brit. Mus. Catal. Amph. Crust., p. 324, pl. Hi. fig. 3. 



1862. „ purpurea, Spence Bate, Brit. Mus. Catal. Amph Crust., p. 325, pl. Iii. fig. 5. 



1862. „ thyropoda, Spence Bate, Brit. Mus. Catal. Amph. Crust., p. 325, pl. Iii. tig. 6. 



1884. ,, (Hieraconyx) abbreviatus, Gerstaecker, Bronn's Klassen und Ordnungen, 



Bd. v. Abth. ii. Taf. xxxv. figs. 4, 4a, 46. 

 1887. ,, abbreviata, Bovallius, Arctic and Antarctic Hyperids, Vega-Exped., Bd. iv. 



p. 571. 

 1887. ,, antipodes, Bovallius, Arctic and Antarctic Hyperids, Vega-Exped., Bd. iv. 



p. 572. 



The head wider and deeper than long, the front having ? + .s lower margin at the 

 centre produced downwards in a narrow triangle over the small triangular group of the 

 mouth organs ; first and second segments of the perseon dorsally coalesced, the composite 

 segment being- longer than the third or fourth, the first at the sides descending below 

 and entirely clear of the second ; the fifth segment longer below than any of the other 

 perseon-segments ; the first three segments of the pleon large, with the postero-lateral 

 angles rounded ; the fourth segment with a transverse dorsal depression ; the fifth and 

 sixth segments coalesced, the composite segment short. The heart strongly walled, with 

 three pairs of venous ostia. 



(ZOOL. CHALL. EXP. PAET LXVII. — 1888.) XxX 180 



