2d.2 



PEECT SLADEN TRUST EXPEDITION. 



' Cooper described the Maldive form as identical, save in jioint of size, with Andrews's A. lucayanum. Parker, 

 on account of certain other slight differences, separated it as a distinct species, A. orientale ; the two forms 

 would seem, however, to be hardly more than varieties of one species. 



' Vide infra, for occurrence of ^. peJaykus in the Bahamas. The 'Challenger' specimen was taken in the 

 Pacific. 



the anus lay behind the 54th myotome ; in one of the metamorphosed animals it corre- 

 sponded with the 55th. Comparison of transverse sections shows notable differences in 

 the shape and structure of the metapleures. The snout is more tapering, and the 



