450 
VEKMES. 
ting a cement wliicli aids in forming the spermatophores, which 
bodies are identical with Claparede^s various species of Pacfty- 
dermum. The spermatic pouches and vasa deferentia of the 
Cheetopoda are analogous to segmental organs. 
Lumlricus. G. Eisen Bidrag till Skandinaviens Oligochjetfaima, 1. Ter- 
ricolae,” Q3fv. Vet. Ak. 1870, pp. 953-971, pis. 11-17) describes and figures 
with details the following Swedish species : — L. terrestris, L. j L. purpureus, 
Eis. ; L. rtibellus and puter^ IIlFmr. j L. foatidusj Sav., with varr. cyanms, ciir- 
neus, Ilftinr., olivaeeus ( — anatomzcus, Hfimr.), and pelhicidus, Eis.; i. ri- 
parius, Ilffinr., with varr. rufescms and pallescens, Eis. ; and L. tetrahedrus, 
Sav., with varr. luteus and ohscurusj Eis. A table of the species is prefixed 
to the paper. 
Lumlricus, sp. P ^^Note on the Earth-worm” (habits &c.), cf. B. T. 
Knight, P. Ess. Inst. vi. p. 120. 
Perichoita. The structure of a species from Calcutta is fully described 
by E. Perrier, C. II. Ixxiii. pp. 277-280; translated Ann. N. II. (4) viii. 
pp. 207-210. 
P. diffringens, Baird. The habits and internal anatomy are noticed. The 
species is closely related to those previously known, and has been intro- 
duced into England and France with Orchidaccce. L. Vaillant, 0. 11. Ixxiii. 
pp. 386-887. 
Tuhifox. Two species are recorded by W. 0. MTntosh as common in 
Scotland, T. rivulorum in rivers, and another species (not named) in lakes. 
Their anatomy is very fully described and figured. They are infested with 
many parasites {Opalina, Nematoda, &c.), some of which are also figured. 
Tr. R. Soc. Edinb. xxvi. pp. 253-267, pis. 9 & 10. 
Tuhifex rivulorum and T. umbelUfer. On the structure and origin of the 
sperm atophores or sperm-ropes,” cf. E. Ray Lankester, Q. J. Micr. Sci. xi. 
pp. 180-187, pi. 10 (Zool. Rec. vii. p. 478). 
Bnchytrccus. This genus extends to Cochin China. E. Perrier, C. R. 
Ixxiii. p. 1176. 
Eudrilus, g. n., Perrier, 1. c. p. 1175, Intermediate between the lAimbri- 
cidcc and Verichcetct ; cf genital openings situated on the ventral side of the 
second segment behind the ring, as in Perichccta) bristles arranged in 4 
regular rows, 2 and 2 together, but 3 or 4 perfectly developed bristles often 
grouped together. Type E. decipiens, sp. n., id. 1. c. p. 1176, found in a 
case of plants from the Antilles. 
Chirodrillus, g. n., Verrill, Am. J. Sc. (3) ii. p. 450. Allied to Scermris, 
but witli 6 fascicles of setae upon each segment, 2 ventral, 2 lateral, and 2 
subdorsal ; seta) in the ventral and lateral fascicles 4 to 9, simple, acute, and 
slender ; those, of the dorsal fascicles stouter and less recurved, 3 to 6 in each 
fascicle. Intestine wide, somewhat moniliform. Anus large, terminal. 
Types C. larviformis and abgssorum, spp. nn., id. I, c., Lake Superior. 
Ntw species : — 
Lumlricus juliformis, hab. — ?, guildingi, St. Vincent, W. Indies, p. 96, 
I'uhrofasciatus, St. Helena, p. 97, Ilaird, P. L. S. xi. ; Z. lacustris, Verrill, 1. c. 
p. 419, L.ake Superior. 
