LIGIA® 99 
Puate III. 
Fig. 1. Dissection of the arterial system from the dorsal 
side. The main arterial trunks are drawn 
somewhat larger than they are naturally. For 
the sake of clearness, details of the anatomy 
have been omitted. (ab.art.) abdominal 
artery; (cer.g.) cerebral ganglion; (er. art.) 
crural artery; (ep.art.) epimeral arteries; 
(gen. art.) genital artery; (hep. art.) hepatic 
arteries; (At.) heart; (ent. art.) intestinal 
artery; (lat. art.) lateral artery; (med. ao.) 
median aorta; (op.a.) ophthalmic artery; 
(ost.) ostium; (vent. art.) ventral artery; (1-v11) 
thoracic arteries. 
Fig. 2. Arteries of the left side of ventral surface of 
head and first thoracic segments. (ané. art.) 
antennal artery; (fac.art.) facial artery; 
(mand. art.) mandibular artery; (ma’.) artery 
of first maxilla; (ma”.) artery of second 
maxilla; (map) artery of maxillipede; (oes. 
art.) oesophageal artery. Other references as 
in the preceding figure. 
Fig. 3. Afferent vessels of the superior lamella of one 
of the abdominal appendages injected with 
indigo-carmine from the sternal sinus. 
Fig. 4. The nervous system, seen from above after the 
removal of the muscles and viscera. (ab. g.) 
abdominal ganglion; (ant.n.) antennary 
nerve; (g.n.) nerve to stomach; (med.n.) 
median nerve; (m.p.n.) nerves of mouth 
appendages; (op./.) optic lobes; (swb-oes. g.) 
sub-oesophageal ganglion; (T7h'.g.) first 
thoracic ganglion. 
