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.
Proteinuria itself may cause heavy foaming of the urine. However, patients with proteinuria and no obvious fluid overload may not report any symptoms. Review of systems seeks symptoms suggesting cause, including red or brown urine (glomerulonephritis) or bone pain (myeloma).