BIOLOGY. 
Arachn . 19 
2 . Aranese. 
Classification of Mygalomorphm ; Pocock (4, 10) : of Aranem verm ; 
Simon (.9-11) : the systematic position of Vests ; Pocock (8). 
Development of lungs ; Simmons, Jaworowski (1), Carpenter (3) : 
the lungs, entapophyses, and genital ducts ; Purcell (3) : of the 
generative organs ; Jaworowski (2) : of the spinning apparatus and 
abdominal limbs of Trochosa ; Jaworowski (3) : of the vitelline 
nucleus in Salticus ; Bisogni. 
Fato of the coolom ; Kishinouye. 
Stridulatory organs and stridulation of r T ho m iso ides ( Stearins ) ; 
Pocock (14), Simon (2) : of Cambridgea ; Pocock (15) : of Scytodes ; 
F. Cambridge (7): of Selenocosmiidm ; Pocock (4, 15), Peal, Spencer : 
of Ornithoctonidm ; Pocock (4, 15). 
Copulation of Nephila ; Bertkau. 
General observations on bionomics of Spiders ; McCook, Muller (2), 
Schaw. 
Sagacity of Spiders ; Mosley. 
Habits of Nephila ; Rainbow (3), Cockerell (3) : of the Hunting 
Spider of the vine ; Cockerell (1). 
Mode of life of Atypus ; Enock: of Argyroneta; Jameson, Johnson. 
Instincts of Spiders ; Cambou^:, Philipp. 
Effects of the poison of Mygale ; Meaoen, see also Insect Life, vii, 
p. 260 : of Lathrodectus ; Philippi, Puga-Borre. 
On habits and distribution of Spiders ; Koch (1, 2). 
Protective resomblanco in Thomisus ; Lembert : of Spiders ; Webster. 
Mimicry of Salticus formicarius ; Adlerz. 
Spiders and wasps ; Peckiiam (5). 
Snare of the Cactus-Spider of the Canary Is. ; Rebeur-Paschwitz. 
— Snare of Lathrodectus ; Duaris (1). — Webs of Gossamer Spiders ; 
Howard. 
Origin and evolution of web-spinning in Spiders ; Pocock (16). 
Industries of Spiders and their value in Taxonomy ; W Wagner. 
Parasites of Spiders ; Asiimead, Bignell : of Spider’s eggs ; 
Davidson. 
Use of silk in Nephila Madagascar ienses ; Ent. News Philad, v, p. 79. 
Use of Lathrodectus in medicine ; Herrera. 
3 . Acari. 
Classification of Acari ; Banks (17), Canestrini (2), Michael (2, 3). 
Embryology of Acari ; Supino (2) : of Ixodes calcaratus ; J. WAg- 
ner (2). 
Anatomy of Ixodes ; Brandes. 
Anatomy of Hydrachnidm ; Michael (5). 
Structure of brain of Acari ; Michael (4), 
