Top 10 Most Common Insects in Las Terrenas

The length of the forewings is about 3.5 cm.

Diphthera festiva is a butterfly from the spider owls family (Erebidae). The scientific name of the species was first validly published in 1775 by Fabricius.

The tersa sphinx (Xylophanes tersa) has stiff wings that make it resemble a small bird. The adults might seem intimidating because their abdomen comes to a sharp point, but they have no stinger and are harmless to humans. The larvae are typically a bright green color or brown color with eye-spots, much different than the dull brown color of the adults.

Disonycha leptolineata is a species of flea beetle in the family Chrysomelidae. It is found in the Caribbean Sea, Central America, and North America.

Marpesia chiron, the many-banded daggerwing, is a species of daggerwings, map butterflies in the family Nymphalidae. It is found in Central America, North America, and South America. The MONA or Hodges number for Marpesia chiron is 4549.

The wingspan is about 1.7 cm. The forewings are variably bright to pale yellow along the costa and brown along the inner margin and beyond the postmedial line. There is a hollow oval spot in median area, and another descending from the antemedial line. The hindwings are brown with large dark-edged pale patches. The fringes are dark with scattered pale patches.

The giant Crab Spider is a large spider native to the tropics; the largest reported individual had a leg span of 30 cm. This cosmopolitan spider is highly valued in some areas, as it's able to catch cockroaches and other indoor pests. Reportedly, it hunts even scorpions and bats. This spider is venomous and sometimes bites humans, but it's considered harmless.

Erinnyis ello, the ello sphinx, is a moth of the family Sphingidae. The species was first described by Carl Linnaeus in his 1758 10th edition of Systema Naturae. It is distributed from Argentina through Central America to the United States as far north as Nevada. The wingspan is 75–85 mm. The abdomen has gray and black bands. The forewing upperside of the female is pale gray with a few dark dots near the outer margin, while the forewing upperside of the male is dark gray and brown with a black band running from the base to the tip. In both sexes, the hindwing upperside is orange with a wide black border. Adults are on wing year-round in the tropics and southern Florida. Adults feed on the nectar of flowers, including common soapwort (Saponaria officinalis) and Chinese violet (Asystasia gangetica). The larva feeds on a variety of host plants, including papaya (Carica papaya) in the family Caricaceae; poinsettia (Euphorbia pulcherrima), Mexican jumping bean (Sebastiania pavoniana), Cnidoscolus urens, and cassava (Manihot esculenta) in the Euphorbiaceae; guavas (Psidium spp.) in the Myrtaceae; and saffron plum (Sideroxylon celastrinum) in the Sapotaceae. The ello sphinx can be parasitized by the braconid wasp Microplitis figueresi.

The wingspan is 6 - 9 cm. The upper surface of the males is bright orange without markings. There are two female forms, a pink-white and yellow-orange form. The underside of the forewings of both sexes has a straight submarginal line. There are two seasonal forms: the winter form has heavier underside markings.

Eunica monima is a butterfly of the Nymphalidae family. The scientific name of the species was first validly published in 1782 by Pieter Cramer.