ARTICULATA. 
VOL. XIII. 
Abranchia, the, xiii. 28. 112 
asetigera, 78 
distinction of, 7 
setigerous, 28 
without setae, 31 
Acanthonyx, (Aa.fr.) 165 
Acarides, the, 502. 529 
proper, 503 
Acarus, (Fab.) 505 
(Lin.) 502 
the genus, 529 
autumnalis, 508 
domesticus, 529 
exulcerans, 532 
farinse, 531 
hairs of the, 530 
longicornis, 505. 518 
marginatus, 502 
passerinus, 533 
proper, (Lat.) 529 
reduvius, 507 
ricinus, 507 
telarius, 504 
testudinarius, 502 
Achaeus, (Leach) .171 
Cranchii, 171 
Alciopa Renaudii, 22 
Aclysia, (Aud.) 509 
dytisci, 509 
Acoetes, (Aud. fy Edw.) 27 
Pleei, 27 
Actinea, the, 11 
Admetus, (Herbst.) 149 
iEga, 218 
ASglea, (Leach) 184 
iEthra, (Leach) 173 
depressa, 173 
Aglaura, (Sav.) 20 
Aglaura fulgida, 20 
Agonata, of Fabricius, xiii. 227 
Agnostus, (Brogn.) 380 
heteromorphous genus of, 379 
Agrab, (a scorpion) 491 
Albiona, (Sav.) 34 
verrucosa, 34 
Albunea, (Fab.) 178 
Alciopa, (Aud. Edw.) 22 
Alima, (Leach) 201 
hyalina, 201 
Alpheus, (Fab.) 192 
elegans, 192 
Malabaricus, 192 
sivado, 194 
thyrenus, 192 
Amphictenae, (Sav.) 14 
Amphinome, the, 93 _ 
(Brug.) 18 
chevelue, 18 
Amphipoda, 204 
order of, 315 
Ampithoe, (Leach) 209 
Amphitrite, ( Cuv .) 14 
auricoma, 14 
auricoma Belgica, 14 
auricoma Capensis, 15 
cristata, 13 
doree, 15 
infundibulum, 12 
nereis, to what belongs, 43 
ostrearia, 15 
pectinaria, 88 
penicillus, 10 
plumosa, 15 
proboscidea, 10 
reniformis, 12 
ventricosa, 13 
vesiculosa, 12 
volutacornis,.12 
