Trinidad Chevron Tarantula, Psalmopoeus cambridgei
Photo by Shannon Fortenberry, Asa Wright Nature Center, Trinidad, November 2009. If you look very carefully just to the right of the rear leg viewed here to the upper left, […]
Author Archives: rathomas49
Campbell’s toad, Incilus (Bufo) campbelli
Photo by Bob Thomas, Chiquibul Education Centre, Las Cuevas, Cayo District, Belize, May 2012.Photo by Frank Jordan, Tikal, Guatemala, May 2010. Cambell’s toad is closely related to Incilus (Bufo) valliceps. […]
Selaginella sp.
Photo by Bob Thomas. This selaginella was not uncommon along the trails at the Chiquibull Education Centre, Las Cuevas, Belize.
Honey Locust tree, Gleditsia triacanthos
Photo by Bob Thomas, Tikal, Guatemala, May 2008. Gleditsia is a tree genus commonly called honey locusts. They are members of the family Fabaceae, and have pinnate leaves that are […]
Amplexus in frogs
Photo by Shannon Fortenberry, Tikal, Guatemala, May 2010. Middle American burrowing toads, Rhinophrynus dorsalis, use inguinal amplexus. That is, the male always grasps the female in the inguinal area, just […]
Red-rump tarantula, Brachypelma vagans
Photo by Aimée Thomas, Cockscomb Basin Wildlife Sanctuary, Belize, May 2011. Photo by Shannon Fortenberry, Cockscomb Basin Wildlife Sanctuary, Belize, May 2010. Photo by Aimée Thomas, Cockscomb Basin Wildlife Sanctuary, […]
Pseudoscorpion
Bogota giant fishing spider, Ancylometes bogotensis
Photo by Bob Thomas Photo by Jenny Lamb, May 2010. Most naturalists know the pisaurid fishing spiders of the genus Dolomedes. Ancylometes are a larger type of fishing spider, and is […]
Belize leaf-toed gecko, Phyllodactylus insularis
Photo by Aimee K. Thomas. When Phyllodactylus insularis was first described by Dr. James R. Dixon (coincidently Bob Thomas’s major professor), it was only known from Half Moon Caye, Lighthouse […]
Vocal pouch variety in frogs
A Milk Frog, Trachycephalus (=Phrynohyas) venulosus calling in Tikal, Guatemala, May 2010. Note the two vocal pouches that extend upward, sometimes touching when actively calling. Photo by Shannon Fortenberry. A […]
Tropical Natural History 