Painting showing a side view of blue fish with yellow fins. Pencil inscriptions on mat read, "Triacanthus brevirostris" and "?Misrǎlīr."

Painting showing a side view of brown fish with red fins; scales individually rendered; blue wash underneath. Pencilled inscription on mat reads, "Apogon cupreus."

Painting showing a side view of Physalia with pink-and-blue pneumatophore and violet tentacles. Pencilled inscription below drawing reads, "Physalia - (Portuguese man-of-war)."

Painting showing a side view of striated blue and grey fish. Pencilled inscriptions on mat read, "Therapon servus" and "Kīchān."

Painting showing a side view of fish with scales of blue, violet, and pale yellow.

Painting showing a side view of striated blue and brown fish; blue and grey wash underneath. Inscription on mat reads, "Serranus formosus" and "(?) Kĭwān" in pencil.

Painting showing a side view of fish with lavender, dark blue, grey, pale yellow, blue-green, and light rose washes of paint, suggesting iridescence. Inscription beneath the painting reads, "Dolphin," with, "Coryphaena equiselis" beneath that in pencil on the mat.

Painting showing a side view of speckled marsh crocodile in light green, grey, and brown; slight grey shadow underneath. Features additional notes in Gwillim's hand regarding crocodile's size and where it was found: on the drawing in pencil, a small number "51," "10 feet [unclear]," and "A [unclear] aligator taken from the ditch at Vellore." Other pencil inscriptions on the mat read, "Crocodilus palustris" (at side) and "Crocodilus palustris / A aligator taken from the ditch at _ ?" (at bottom). The "10 feet" on the drawing has been re-written underneath.

Painting showing a side view of flying fish in blue and grey; scales sketched individually. Pencilled inscription on mat reads, "Exocoetus."

Painting showing a side view of blue fish, with a blue wash underneath. Pencil inscription on mat reads, "Notopterus kapirat."