No. 398.] 
REVIEWS OF RECENT LITERATURE. 
I53 
MIXED KIDNEY (INDIGO AND CARMINATE). 
Vertebrates (Mammals, | 
0, etc.) 
Convoluted tubules of 
kidney (alkaline) 
Urea, uric acid, hippuric 
acid, etc. 
InpDIGO KIDNEYS. 
Tunicata (Phallusia, | Closed kidney or blind | Uric acid 
olgula) vesicles 
Sipunculida (Phascolion | Nephridium (acid) Urate 
strombi) 
Pulmonate gastropods | Nephridium (acid) Uric acid 
(Oscanius) 
Lamellibranchs Nephridia (acid) Urea, etc. Uric acid in 
Lutraria 
Cephalopods Nephridia Uric acid in Sepia and 
Octopus macropus, Gua- 
nine or Xanthine in O. 
vulgaris 
Crustacea decapoda 
Labyrinth of antennal 
kidney and often vesi- 
cle (alkaline) 
Leucomaine ? 
Chilopoda (Lithobius, 
Scolopendra, Geophi- 
lus) 
Malpighian tubes 
Urates and uric acid - 
Diplopoda (Iulus) 
Malpighian tubes 
Sodic urate and calcic ox- 
alate 
Insecta 
Malpighian tubes (alka- 
line) s 
Very often urates and uric 
acid 
Busan RE 
CARMINATE KIDNEYS. 
Lamellibranchs (Pecten, 
Cardium) . 
Pericardial gland (acid) 
Hippuric acid and sodic 
hippurate 
Hirudinea 
Convoluted portion of 
nephridia 
Leucomaine ? 
MO E uds Et s 
Crustacea decapoda 
Vesicle of antennal kid- 
ney and branchial kid- 
neys (acid 
Carcinuric acid 
Scorpions 
Liver 
