150 
MOLLUSCA. 
lakes.” Undoubtedly these mounds or shell-heaps “ are the work of 
man, and though the absolute age of them cannot be determined, a 
minimum age of several hundred years has been approximately ascer- 
tained, justifying the conclusion that some of them were essentially 
finished two or three centuries before the arrival of the white man, as 
shown by the age of the trees— chiefly oaks and palmettoes — growing 
upon them.” Mem. Peab. Ac. i. No. iv. pp. 1-94, the shell implements 
figured, pis. vi., vii., & viii. 
The United States Fishing Commission has tried to acclimatize oysters 
in the salt lake of Utah ; Nature, xi. p. 217. 
Gollecting and Preserving, 
In the general work, “ Anleitung zu wissenschaftlichen Beobachtungen 
auf Reisen,” edited by Dr. Gr. Neumayer (Berlin : 1876, 8vo), the Re- 
corder has given, pp. 403-417, hints and directions for collecting shells 
and observing the living animals and their distribution with regard to the 
different nature of the soil, as well for terrestrial and freshwater as 
marine shells. 
F. Hubner recommends the following plan for preserving slugs in a 
dry state in collections : — Kill in spirits, open by a longitudinal incision 
on the under side, take out the intestines, fill the body with wadding, 
dry, and varnish. Verb. Ver. Hamb. i. p. 93. 
Classification and Manuals. 
Of Woodward’s justly esteemed “Manual of Mollusca” a third 
edition has been published under the supervision of Prof. Ralph Tate. 
The generic names of Mollusks hitherto published, with author’s 
names, synonymy, &c., and including variations of orthography and 
misprints, are given in alphabetical order by T. Paetel [suprd^ p. 134]. 
Some observations on the difficulties attending “named varieties,” 
by T. Rogers, Q. J. Conch, i. pp. 17 & 18. On “ Species versus Varieties,” 
cf. E. Simpson, tom. cit. pp. 93, 96 & 97. 
CEPHALOPODA. 
Sepia. The spermatophores are attached in this genus, as well as in 
Sepioteuthis and Loligo, inside the buccal membrane of the female, in S. 
aculeata (Hasselt) outside, ? accidentally ; J. Steenstrup, Dan. Selskr. 
Skr. (5) X. p. 478, pi. ii. figs. 1-8. S. andreana, Japan, recurvirostra, 
Southern China, and brevimana, locality unknown, spp. nn., id. 1. c. 
pp. 473 & 479, the first figured, pi. i. figs. 11-19, with some notes on other 
described species, especially S. tuherculata (Lam.), id. 1. c. p. 474, pi. i. 
figs. 20 & 21. 
Hemisepius, g. n. ; ventral side of the mantle with two rows of per- 
forated tubercles ; shell little developed, the thickening plates (calcareous 
cases) not covering the front part of the shell ; only two rows of suckers 
on each of the eight arms. Jff. typicus, sp. n., id. 1. c. p. 168, pi. i. figs. 
1-10, Table Bay, Cape of Good Hope. 
