Synalpheus stylopleuron Salazar and Hendrickx, 2005
Synalpheus stylopleuron is a sponge-dwelling snapping shrimp found off the Pacific coast of Mexico. As of 2010, known only from the Bay of Mazatlan.
The species name Synalpheus stylopleuron is derived from the word stylo (stylet) and pleuron, and refers to the slender shape of the posteroventral portion of the first pleura in males. Type locality: Lobos Island, Bay of Mazatlan, Pacific Mexico (Salazar and Hendrickx, 2005), types stored at the Unidad Académica Mazatlan (EMU). Holotype: EMU-6467.
Synalpheus stylopleuron lives in sponges, and has been reported specifically from the sponge species Mycale parishii, Haliclona caerulea, Mycale (Zygomycale) sp. (Salazar and Hendrickx, 2005).
Maximum body size (carapace length, or CL) of males is 4.66 mm; females, 5.33 mm (Salazar and Hendrickx, 2005).
Eastern Pacific: known only from the Bay of Mazatlan, Pacific Mexico (Salazar and Hendrickx 2005).