Bull. U. S. B. F. , 1909. 
Plate XXXIV. 
Pod/> br v 
Transverse section of body of female lobster in plane of gastric mill (see pi. xxxm). ad. m, adductor mandibuli muscle; 
art , branchio-cardiac vessel, arth. br, arthrobranch; br. cav, branchial cavity; brs, branchiostegite; d. g. g, duct of 
gastric gland; _/?. g. ch, basal flexor of great cheliped; g. g, gastric gland; ini. s, internal skeleton, in roof of sternal 
sinus; n.(x), main nerve of great cheliped; p.g.m.i, first division of posterior gastric muscle; pi. br, pleurobranch; 
Podo br, podobranch; t. ad. m, tendon of adductor mandibuli muscle; th. fl, floor of thoracic cavity. 
