372 ZOOLOGICAL LITERATURU. 
Arachnoum (Vinson) is here substituted for I£aj)alochrota (Keys.), as 
having sliglitly the priority. 
In the second section, having the maxillaj longer tlian broad, Keyserling 
separates Meta (Koch) from Tetragnailia as follows ; — 
a, Cephalothorax nearly twice as long as broad j lateral eyes separated 
by several eyes’ breadths Tetragnathcif Walck. 
/3. Cephalothorax not much longer than broad; lateral eyes close 
together upon a common tubercle Meta, Kocli. 
Remarks on known species, : — 
Epeira grayii (Black wall) is described and figured b)'^ Keyserling, Yerh. 
zool.-bot. Ges. in Wien, Bd. xv. p. 809, pi. 18. figs. 9 & 10. 
Tetragnatha. Keyserling (/. c. pp. 836-838) gives a tabular synopsis of the 
knovm species of this genus, of which he describes the following, and gives 
figm*es of their mandibles : — T. striata (Linn.), 1. c. p. 838, pi. 20. figs. 11-15 ; 
T. similis (Nic.), /. c. p. 840, pi. 20. figs. 21-23; T. lahoriosa (Ilentz), l.o. 
p.841,pl.20. figs. 16&17; T. cylmdrica (Walck.), /.c. p. 842, pi. 20. figs. 18&19; 
T. JiUformis (Sav.), /. c. p. 843, pi. 20. fig. 20; T. extensa (Linn.), l.c. p. 844, 
pi. 21. figs. 19-22 ; T. nitens (Sav.), /. c. p. 845, pi. 21. figs. 1-4 ; T. protensa 
(Walck.), 1. 0 . p. 847, pi. 21. figs. 14-17 ; T. mandihulata (Walck.), 1. c. p. 848, 
pi. 21. figs. G-9 ; T, grallator (Ilentz), 1. c. p. 850, pi. 21. figs. 24-27 ; T. lahialis 
(Nic.), 1. c. p. 851, pi. 21. figs. 11-13 ; and T, linearis (Nic.), 1. c. p. 853, pi. 21. 
fig. 23. 
Pollock has described in detail the habits of Epeira aurelia, observed by 
him in Madeira. Ann. & Mag. Nat. Hist. 3rd ser. vol. xv. pp. 459-405. 
Gu^rin-Mt5neville exhibited to the French Entomological Society the 
silky cocoons of an Epeira from Senegal, and remarked upon the possibility 
of these cocoons and the similar ones foimd in Paraguay being used in the 
arts. Bull. Soc. Ent. Fi-. 1865, pp. iv & v. 
Odewahn has sent from Gawler (South Australia) some globular Spiders’ 
nests, found on branches of trees,' and resembling the fruit of Leptospermum, 
The Spiders were hanging near the nests, and resembled the excrement of 
some bird in appearance. Proc. Ent. Soc. 1864, p. 57. 
New genus and species : — 
Pymacantha, g. n., Blackwall, Ann. «& Mag. Nat. Hist. 3rd ser. vol. x^i. 
p. 350. Allied to Acrosoma ; abdomen subglobose, with numerous, close- 
set, sharp spines, of various sizes, on the upper part and sides. Sp. P. meadii, 
sp. n., Blackw. 1. c. p. 351, from the Zambesi region. 
Gasteracantha Jiavoniamlata, Keyserling, Verb, zool.-bot. Ges. in Wien, 
Bd. xv. p. 801, pi. 19. figs. 8&9, from Sydney. — G. Iceta (Montr. MS.), Fauvel, 
Bull. Soc. Linn. Norm, tome ix. p. 68, pi. 1. fig. 18, from New Caledonia. 
Eurysoma thorntoni, Blackwall, 1. c. p. 348, and E. waUerii, Blackw. /. c, 
p. 349, from the Zambesi region. 
Cyrtogaster bispinosa, Keyserling, l.c. p. 802, pi. 19. figs. 10 11, from 
Sydney. 
Argyopes cetherea, Keyserling, I c. p. 803, pi. 19. figs. 1 & 2, from Australia 
(Wollongong). — Argyopes clarhii, Blackwall, 1. c. p. 98, from the Cape Verde 
Islands ; A. caudatus, Blackwall, 1. c. p. 340, fr om the Zambesi region. 
