The noun A. TESTUDINEUS has 1 sense: 1. a small perch of India whose gills are modified to allow it to breathe air; has spiny pectoral fins that enable it to travel on land. Familiarity information: A. TESTUDINEUS used as a noun is very rare. Dictionary entry details.
If the urine appears thick or has granules in it I'd suspect bladder stones/crystals or infection. The bright yellow color can sometimes indicate a liver or gallbladder problem.
Foamy urine is the presence of a white froth or bubbly lather in the toilet bowl after urinating. It is a common sign of proteinuria (protein in the urine). It can frequently occur for less innocuous reasons and may be transient with no other episode occurring again for weeks or months.