| Summary: | Figure 1. Dorsal views of Hemigrapsus sanguineus with colonies of Conopeum tenuissimum and other ectosymbionts, collected intertidally in New Jersey. (A) Female (27.4 mm CW; first left walking leg missing) with several colonies on the carapace and on the pereopods. Arrow shows a large colony of Alcyonidium albescens covering the left posterior quadrant of the carapace. (B) Female (26.1 mm CW; same crab with mussels under abdomen, Figure 2) showing Conopeum tenuissimum colony spanning the left hepatic-branchial region of the carapace, a small medial colony and a colony in the right hepatic region, plus numerous colonies on the pereopods. (C) Male (18.5 mm CW) with a single colony of Conopeum tenuissimum covering more than half of the carapace, with some smaller colonies on the pereopods. (D) Female (24.9 mm CW; left cheliped missing) with four colonies of Conopeum tenuissimum on the carapace, two in hepatic and two in branchial areas. Barnacle is Semibalanus balanoides. Published as part of Mcdermott, John J., 2007, Ectosymbionts of the non-indigenous Asian shore crab, Hemigrapsus sanguineus (Decapoda: Varunidae), in the western north Atlantic, and a search for its parasites, pp. 2379-2396 in Journal of Natural History 41 (37-40) on page 2383, DOI:10.1080/00222930701630691, http://zenodo.org/record/5233101
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